Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED SCHEDULE OF INVESTMENTS

v3.24.0.1
CONSOLIDATED SCHEDULE OF INVESTMENTS
£ in Thousands
12 Months Ended
Dec. 31, 2023
USD ($)
shares
Dec. 31, 2022
USD ($)
shares
Dec. 31, 2023
GBP (£)
shares
Dec. 31, 2022
GBP (£)
shares
Summary of Investment Holdings        
Basis spread variable rate 8.50%   8.50%  
Investment cost $ 3,247,033,000 $ 3,005,696,000    
Investments, at fair value: 3,248,046,000 $ 2,963,955,000    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and AmplifyBio, LLC, Warrant, Acquisition Date 12/27/2022, Class A Units        
Summary of Investment Holdings        
Investment cost [1],[2] 237,000      
Investments, at fair value: [1] $ 184,000      
Acquisition date [1],[3] Dec. 27, 2022      
Shares | shares [1] 69,239   69,239  
Investment, Identifier [Axis]: Debt Investments (169.59%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 169.59%   169.59%  
Investment cost [2] $ 3,058,370,000      
Investments, at fair value: 3,057,299,000      
Investment, Identifier [Axis]: Debt Investments (199.47%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   199.47%   199.47%
Investment cost [6]   $ 2,818,060,000    
Investments, at fair value:   $ 2,795,444,000    
Investment, Identifier [Axis]: Debt Investments Biotechnology Tools (2.02%)        
Summary of Investment Holdings        
Investment cost [2] 47,010,000      
Investments, at fair value: $ 48,027,000      
Investment, Identifier [Axis]: Debt Investments Biotechnology Tools (2.31%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   2.31%   2.31%
Investment cost [6]   $ 32,339,000    
Investments, at fair value:   $ 32,339,000    
Investment, Identifier [Axis]: Debt Investments Biotechnology Tools (2.66%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 2.66%   2.66%  
Investment, Identifier [Axis]: Debt Investments Biotechnology Tools and Alamar Biosciences, Inc. Senior Secured, Maturity Date June 2026, Prime + 3.00%, Floor rate 6.50%, PIK Interest 1.00%, 5.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7]   2026-06   2026-06
Basis spread variable rate [7],[8]   3.00%   3.00%
Interest rate floor [7],[8]   6.50%   6.50%
Interest rate paid in kind [7],[8]   1.00%   1.00%
Exit fee rate [7],[8]   5.95%   5.95%
Principal amount [7]   $ 5,000,000    
Investment cost [6],[7]   4,951,000    
Investments, at fair value: [7]   $ 4,951,000    
Investment, Identifier [Axis]: Debt Investments Biotechnology Tools and Alamar Biosciences, Inc., Senior Secured, June 2026, Prime + 3.00%, Floor rate 6.50%, PIK Interest 1.00%, 5.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[10] 2026-06   2026-06  
Basis spread variable rate [9],[10],[11] 3.00%   3.00%  
Interest rate floor [9],[10],[11] 6.50%   6.50%  
Interest rate paid in kind [9],[10],[11] 1.00%   1.00%  
Exit fee rate [9],[10],[11] 5.95%   5.95%  
Principal amount [9],[10] $ 15,049,000      
Investment cost [2],[9],[10] 15,069,000      
Investments, at fair value: [9],[10] $ 15,508,000      
Investment, Identifier [Axis]: Debt Investments Biotechnology Tools and PathAI, Inc., Senior Secured, January 2027, Prime + 2.15%, Floor rate 9.15%, 9.81% Exit Fee        
Summary of Investment Holdings        
Maturity Date [12] 2027-01   2027-01  
Basis spread variable rate [11],[12] 2.15%   2.15%  
Interest rate floor [11],[12] 9.15%   9.15%  
Exit fee rate [11],[12] 9.81%   9.81%  
Principal amount [12] $ 32,000,000      
Investment cost [2],[12] 31,941,000      
Investments, at fair value: [12] $ 32,519,000      
Investment, Identifier [Axis]: Debt Investments Biotechnology Tools and PathAI, Inc., Senior Secured, Maturity Date January 2027, Prime + 2.15%, Floor rate 9.15%, 11.21% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7]   2027-01   2027-01
Basis spread variable rate [7],[8]   2.15%   2.15%
Interest rate floor [7],[8]   9.15%   9.15%
Exit fee rate [7],[8]   11.21%   11.21%
Principal amount [7]   $ 28,000,000    
Investment cost [6],[7]   27,388,000    
Investments, at fair value: [7]   $ 27,388,000    
Investment, Identifier [Axis]: Debt Investments Communications & Networking (7.26%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   7.26%   7.26%
Investment cost [6]   $ 99,167,000    
Investments, at fair value:   $ 101,734,000    
Investment, Identifier [Axis]: Debt Investments Communications & Networking and Aryaka Networks, Inc. Senior Secured, Maturity Date July 2026, Prime + 3.25%, Floor rate 6.75%, PIK Interest 1.05%, 3.55% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[13],[14]   2026-07   2026-07
Basis spread variable rate [7],[8],[13],[14]   3.25%   3.25%
Interest rate floor [7],[8],[13],[14]   6.75%   6.75%
Interest rate paid in kind [7],[8],[13],[14]   1.05%   1.05%
Exit fee rate [7],[8],[13],[14]   3.55%   3.55%
Principal amount [7],[13],[14]   $ 5,023,000    
Investment cost [6],[7],[13],[14]   4,969,000    
Investments, at fair value: [7],[13],[14]   $ 5,053,000    
Investment, Identifier [Axis]: Debt Investments Communications & Networking and Cytracom Holdings LLC Senior Secured, Maturity Date February 2025, 3-month LIBOR + 9.31%, Floor rate 10.31%        
Summary of Investment Holdings        
Maturity Date [7],[15],[16]   2025-02   2025-02
Basis spread variable rate [7],[8],[15],[16]   9.31%   9.31%
Interest rate floor [7],[8],[15],[16]   10.31%   10.31%
Principal amount [7],[15],[16]   $ 8,910,000    
Investment cost [6],[7],[15],[16]   8,768,000    
Investments, at fair value: [7],[15],[16]   $ 8,748,000    
Investment, Identifier [Axis]: Debt Investments Communications & Networking and Rocket Lab Global Services, LLC Senior Secured, Maturity Date June 2024, Prime + 4.90%, Floor rate 8.15%, PIK Interest 1.25%, 3.25% Exit Fee        
Summary of Investment Holdings        
Maturity Date [14],[15],[17],[18],[19]   2024-06   2024-06
Basis spread variable rate [8],[14],[15],[17],[18],[19]   4.90%   4.90%
Interest rate floor [8],[14],[15],[17],[18],[19]   8.15%   8.15%
Interest rate paid in kind [8],[14],[15],[17],[18],[19]   1.25%   1.25%
Exit fee rate [8],[14],[15],[17],[18],[19]   3.25%   3.25%
Principal amount [14],[15],[17],[18],[19]   $ 84,581,000    
Investment cost [6],[14],[15],[17],[18],[19]   85,430,000    
Investments, at fair value: [14],[15],[17],[18],[19]   $ 87,933,000    
Investment, Identifier [Axis]: Debt Investments Communications and Networking and Aryaka Networks, Inc., Senior Secured, July 2026, Prime + 3.25%, Floor rate 6.75%, PIK Interest 1.05%, 3.55% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[12],[20] 2026-07   2026-07  
Basis spread variable rate [9],[11],[12],[20] 3.25%   3.25%  
Interest rate floor [9],[11],[12],[20] 6.75%   6.75%  
Interest rate paid in kind [9],[11],[12],[20] 1.05%   1.05%  
Exit fee rate [9],[11],[12],[20] 3.55%   3.55%  
Principal amount [9],[12],[20] $ 25,153,000      
Investment cost [2],[9],[12],[20] 24,943,000      
Investments, at fair value: [9],[12],[20] $ 26,000,000      
Investment, Identifier [Axis]: Debt Investments Communications and Networking and Cytracom Holdings LLC, Senior Secured, February 2025, 3-month SOFR + 9.72%, Floor rate 10.62%        
Summary of Investment Holdings        
Maturity Date [21],[22],[23] 2025-02   2025-02  
Basis spread variable rate [11],[21],[22],[23] 9.72%   9.72%  
Interest rate floor [11],[21],[22],[23] 10.62%   10.62%  
Principal amount [21],[22],[23] $ 3,267,000      
Investment cost [2],[21],[22],[23] 3,239,000      
Investments, at fair value: [21],[22],[23] $ 3,272,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services (28.24%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 28.24%   28.24%  
Investment cost [2] $ 507,063,000      
Investments, at fair value: $ 509,053,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services (30.59%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   30.59%   30.59%
Investment cost [6]   $ 444,703,000    
Investments, at fair value:   $ 428,750,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Altumint, Inc., Senior Secured, December 2027, Prime + 3.65%, Floor rate 12.15%, 2.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1],[22] 2027-12   2027-12  
Basis spread variable rate [1],[11],[22] 3.65%   3.65%  
Interest rate floor [1],[11],[22] 12.15%   12.15%  
Exit fee rate [1],[11],[22] 2.50%   2.50%  
Principal amount [1],[22] $ 10,000,000      
Investment cost [1],[2],[22] 9,905,000      
Investments, at fair value: [1],[22] $ 9,905,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and AppDirect, Inc. Senior Secured, Maturity Date April 2026, Prime + 5.50%, Floor rate 8.8%, 8.29% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[18]   2026-04   2026-04
Basis spread variable rate [7],[8],[18]   5.50%   5.50%
Interest rate floor [7],[8],[18]   8.75%   8.75%
Exit fee rate [7],[8],[18]   8.29%   8.29%
Principal amount [7],[18]   $ 40,790,000    
Investment cost [6],[7],[18]   41,856,000    
Investments, at fair value: [7],[18]   $ 42,426,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and AppDirect, Inc., Senior Secured, April 2026, Prime + 5.50%, Floor rate 8.75%, 7.12% Exit Fee        
Summary of Investment Holdings        
Maturity Date [12] 2026-04   2026-04  
Basis spread variable rate [11],[12] 5.50%   5.50%  
Interest rate floor [11],[12] 8.75%   8.75%  
Exit fee rate [11],[12] 7.12%   7.12%  
Principal amount [12] $ 55,790,000      
Investment cost [2],[12] 57,653,000      
Investments, at fair value: [12] $ 59,507,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Carwow LTD Senior Secured, Maturity Date December 2024, Prime + 4.70%, Floor rate 7.95%, PIK Interest 1.45%, 4.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [14],[24],[25]   2024-12   2024-12
Basis spread variable rate [8],[14],[24],[25]   4.70%   4.70%
Interest rate floor [8],[14],[24],[25]   7.95%   7.95%
Interest rate paid in kind [8],[14],[24],[25]   1.45%   1.45%
Exit fee rate [8],[14],[24],[25]   4.95%   4.95%
Principal amount | £ [14],[24],[25]       £ 18,890
Investment cost [6],[14],[24],[25]   $ 26,024,000    
Investments, at fair value: [14],[24],[25]   $ 22,971,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Carwow LTD, Senior Secured, December 2024, Prime + 4.70%, Floor rate 7.95%, PIK Interest 1.45%, 4.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[26],[27] 2024-12   2024-12  
Basis spread variable rate [9],[11],[26],[27] 4.70%   4.70%  
Interest rate floor [9],[11],[26],[27] 7.95%   7.95%  
Interest rate paid in kind [9],[11],[26],[27] 1.45%   1.45%  
Exit fee rate [9],[11],[26],[27] 4.95%   4.95%  
Principal amount | £ [9],[26],[27]     £ 19,146  
Investment cost [2],[9],[26],[27] $ 26,834,000      
Investments, at fair value: [9],[26],[27] $ 25,157,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Houzz, Inc. Convertible Debt, Maturity Date May 2028, PIK Interest 5.50%        
Summary of Investment Holdings        
Maturity Date [14],[28]   2028-05   2028-05
Interest rate paid in kind [8],[14],[28]   5.50%   5.50%
Principal amount [14],[28]   $ 21,853,000    
Investment cost [6],[14],[28]   21,853,000    
Investments, at fair value: [14],[28]   $ 20,356,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Houzz, Inc., Convertible Debt, May 2028, PIK Interest 8.50%        
Summary of Investment Holdings        
Maturity Date [9],[29] 2028-05   2028-05  
Interest rate paid in kind [9],[11],[29] 8.50%   8.50%  
Principal amount [9],[29] $ 23,340,000      
Investment cost [2],[9],[29] 23,340,000      
Investments, at fair value: [9],[29] $ 23,244,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Jobandtalent USA, Inc. Senior Secured, Maturity Date February 2025, 1-month SOFR + 8.86%, Floor rate 9.75%, 3.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [24],[25]   2025-02   2025-02
Basis spread variable rate [8],[24],[25]   8.86%   8.86%
Interest rate floor [8],[24],[25]   9.75%   9.75%
Exit fee rate [8],[24],[25]   3.00%   3.00%
Principal amount [24],[25]   $ 14,000,000    
Investment cost [6],[24],[25]   13,853,000    
Investments, at fair value: [24],[25]   $ 13,904,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Jobandtalent USA, Inc., Senior Secured, February 2025, 1-month SOFR + 8.86% Floor rate 9.75%, 3.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [26],[27] 2025-02   2025-02  
Basis spread variable rate [11],[26],[27] 8.86%   8.86%  
Interest rate floor [11],[26],[27] 9.75%   9.75%  
Exit fee rate [11],[26],[27] 3.00%   3.00%  
Principal amount [26],[27] $ 14,000,000      
Investment cost [2],[26],[27] 14,095,000      
Investments, at fair value: [26],[27] $ 14,259,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Plentific Ltd, Senior Secured, October 2026, Prime + 2.55%, Floor rate 11.05%, 2.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [22],[26],[27] 2026-10   2026-10  
Basis spread variable rate [11],[22],[26],[27] 2.55%   2.55%  
Interest rate floor [11],[22],[26],[27] 11.05%   11.05%  
Exit fee rate [11],[22],[26],[27] 2.95%   2.95%  
Principal amount [22],[26],[27] $ 875,000      
Investment cost [2],[22],[26],[27] 853,000      
Investments, at fair value: [22],[26],[27] $ 853,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Provi, Senior Secured, December 2026, Prime + 4.40%, Floor rate 10.65%, 2.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1] 2026-12   2026-12  
Basis spread variable rate [1],[11] 4.40%   4.40%  
Interest rate floor [1],[11] 10.65%   10.65%  
Exit fee rate [1],[11] 2.95%   2.95%  
Principal amount [1] $ 15,000,000      
Investment cost [1],[2] 14,904,000      
Investments, at fair value: [1] $ 15,046,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Provi, Senior Secured, Maturity Date December 2026, Prime + 4.40%, Floor rate 10.65%, 2.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [30]   2026-12   2026-12
Basis spread variable rate [8],[30]   4.40%   4.40%
Interest rate floor [8],[30]   10.65%   10.65%
Exit fee rate [8],[30]   2.95%   2.95%
Principal amount [30]   $ 15,000,000    
Investment cost [6],[30]   14,739,000    
Investments, at fair value: [30]   $ 14,739,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and RVShare, LLC, Senior Secured, December 2026, 3-month SOFR + 5.50%, Floor rate 6.50%, PIK Interest 4.00%        
Summary of Investment Holdings        
Maturity Date [1],[9],[10] 2026-12   2026-12  
Basis spread variable rate [1],[9],[10],[11] 5.50%   5.50%  
Interest rate floor [1],[9],[10],[11] 6.50%   6.50%  
Interest rate paid in kind [1],[9],[10],[11] 4.00%   4.00%  
Principal amount [1],[9],[10] $ 28,876,000      
Investment cost [1],[2],[9],[10] 28,404,000      
Investments, at fair value: [1],[9],[10] $ 28,888,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and RVShare, LLC, Senior Secured, Maturity Date December 2026, 3-month LIBOR + 5.50%, Floor rate 6.50%, PIK Interest 4.00%        
Summary of Investment Holdings        
Maturity Date [7],[14],[17],[30]   2026-12   2026-12
Basis spread variable rate [7],[8],[14],[17],[30]   5.50%   5.50%
Interest rate floor [7],[8],[14],[17],[30]   6.50%   6.50%
Interest rate paid in kind [7],[8],[14],[17],[30]   4.00%   4.00%
Principal amount [7],[14],[17],[30]   $ 27,730,000    
Investment cost [6],[7],[14],[17],[30]   27,265,000    
Investments, at fair value: [7],[14],[17],[30]   $ 27,256,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Rhino Labs, Inc. Senior Secured, Maturity Date March 2024, Prime + 5.50%, Floor rate 8.75%, PIK Interest 2.25%        
Summary of Investment Holdings        
Maturity Date [14],[30]   2024-03   2024-03
Basis spread variable rate [8],[14],[30]   5.50%   5.50%
Interest rate floor [8],[14],[30]   8.75%   8.75%
Interest rate paid in kind [8],[14],[30]   2.25%   2.25%
Principal amount [14],[30]   $ 16,500,000    
Investment cost [6],[14],[30]   16,328,000    
Investments, at fair value: [14],[30]   $ 16,496,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Rhino Labs, Inc., Senior Secured, June 2024, Prime + 5.50%, Floor rate 8.75%, PIK Interest 2.25%        
Summary of Investment Holdings        
Maturity Date [1],[9] 2024-06   2024-06  
Basis spread variable rate [1],[9],[11] 5.50%   5.50%  
Interest rate floor [1],[9],[11] 8.75%   8.75%  
Interest rate paid in kind [1],[9],[11] 2.25%   2.25%  
Principal amount [1],[9] $ 4,710,000      
Investment cost [1],[2],[9] 4,704,000      
Investments, at fair value: [1],[9] $ 4,704,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Riviera Partners LLC, Senior Secured, April 2027, 3-month SOFR + 8.26%, Floor rate 9.26%        
Summary of Investment Holdings        
Maturity Date [22],[23] 2027-04   2027-04  
Basis spread variable rate [11],[22],[23] 8.26%   8.26%  
Interest rate floor [11],[22],[23] 9.26%   9.26%  
Principal amount [22],[23] $ 36,868,000      
Investment cost [2],[22],[23] 36,339,000      
Investments, at fair value: [22],[23] $ 34,659,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Seat Geek, Inc., Senior Secured, July 2026, Prime + 2.50%, Floor rate 10.75%, PIK Interest 0.50%, 3.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[12],[31] 2026-07   2026-07  
Basis spread variable rate [9],[11],[12],[31] 2.50%   2.50%  
Interest rate floor [9],[11],[12],[31] 10.75%   10.75%  
Interest rate paid in kind [9],[11],[12],[31] 0.50%   0.50%  
Exit fee rate [9],[11],[12],[31] 3.00%   3.00%  
Principal amount [9],[12],[31] $ 77,642,000      
Investment cost [2],[9],[12],[31] 77,170,000      
Investments, at fair value: [9],[12],[31] $ 79,119,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and SeatGeek, Inc. Senior Secured, Maturity Date June 2023, Prime + 5.00%, Floor rate 10.50%, PIK Interest 0.50%        
Summary of Investment Holdings        
Maturity Date [14],[17],[18],[19]   2023-06   2023-06
Basis spread variable rate [8],[14],[17],[18],[19]   5.00%   5.00%
Interest rate floor [8],[14],[17],[18],[19]   10.50%   10.50%
Interest rate paid in kind [8],[14],[17],[18],[19]   0.50%   0.50%
Principal amount [14],[17],[18],[19]   $ 60,915,000    
Investment cost [6],[14],[17],[18],[19]   60,721,000    
Investments, at fair value: [14],[17],[18],[19]   $ 60,721,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and SeatGeek, Inc. Senior Secured, Maturity Date May 2026, Prime + 7.00%, Floor rate 10.50%, PIK Interest 0.50%        
Summary of Investment Holdings        
Maturity Date [14],[15],[19]   2026-05   2026-05
Basis spread variable rate [8],[14],[15],[19]   7.00%   7.00%
Interest rate floor [8],[14],[15],[19]   10.50%   10.50%
Interest rate paid in kind [8],[14],[15],[19]   0.50%   0.50%
Principal amount [14],[15],[19]   $ 25,071,000    
Investment cost [6],[14],[15],[19]   24,912,000    
Investments, at fair value: [14],[15],[19]   $ 25,823,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and SeatGeek, Inc., Senior Secured, May 2026, Prime + 7.00%, Floor rate 10.50%, PIK Interest 0.50%, 4.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[21],[31] 2026-05   2026-05  
Basis spread variable rate [9],[11],[21],[31] 7.00%   7.00%  
Interest rate floor [9],[11],[21],[31] 10.50%   10.50%  
Interest rate paid in kind [9],[11],[21],[31] 0.50%   0.50%  
Exit fee rate [9],[11],[21],[31] 4.00%   4.00%  
Principal amount [9],[21],[31] $ 25,199,000      
Investment cost [2],[9],[21],[31] 25,126,000      
Investments, at fair value: [9],[21],[31] $ 25,869,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Skyword, Inc. Senior Secured, Maturity Date November 2026, Prime + 2.75%, Floor rate 9.25%, PIK Interest 1.75%, 3.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [14],[17]   2026-11   2026-11
Basis spread variable rate [8],[14],[17]   2.75%   2.75%
Interest rate floor [8],[14],[17]   9.25%   9.25%
Interest rate paid in kind [8],[14],[17]   1.75%   1.75%
Exit fee rate [8],[14],[17]   3.00%   3.00%
Principal amount [14],[17]   $ 9,007,000    
Investment cost [6],[14],[17]   8,918,000    
Investments, at fair value: [14],[17]   $ 8,870,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Skyword, Inc., Senior Secured, November 2026, Prime + 2.75%, Floor rate 9.25%, PIK Interest 1.75%, 3.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[10] 2026-11   2026-11  
Basis spread variable rate [9],[10],[11] 2.75%   2.75%  
Interest rate floor [9],[10],[11] 9.25%   9.25%  
Interest rate paid in kind [9],[10],[11] 1.75%   1.75%  
Exit fee rate [9],[10],[11] 3.00%   3.00%  
Principal amount [9],[10] $ 9,169,000      
Investment cost [2],[9],[10] 9,189,000      
Investments, at fair value: [9],[10] $ 9,311,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Tectura Corporation, Senior Secured, July 2024, FIXED 8.25%        
Summary of Investment Holdings        
Maturity Date [32] 2024-07   2024-07  
Interest rate paid in cash [11],[32] 8.25%   8.25%  
Principal amount [32] $ 8,250,000      
Investment cost [2],[32] 8,250,000      
Investments, at fair value: [32] $ 8,250,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Tectura Corporation, Senior Secured, Maturity Date July 2024 One, PIK Interest 5.00%        
Summary of Investment Holdings        
Maturity Date [14],[33],[34]   2024-07   2024-07
Interest rate paid in kind [8],[14],[33],[34]   5.00%   5.00%
Principal amount [14],[33],[34]   $ 10,680,000    
Investment cost [6],[14],[33],[34]   240,000    
Investments, at fair value: [14],[33],[34]   $ 0    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Tectura Corporation, Senior Secured, Maturity Date July 2024 Two, PIK Interest 5.00%        
Summary of Investment Holdings        
Maturity Date [14],[33],[34]   2024-07   2024-07
Interest rate paid in kind [8],[14],[33],[34]   5.00%   5.00%
Principal amount [14],[33],[34]   $ 13,023,000    
Investment cost [6],[14],[33],[34]   13,023,000    
Investments, at fair value: [14],[33],[34]   $ 0    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Tectura Corporation, Senior Secured, Maturity Date July 2024, FIXED 8.25%        
Summary of Investment Holdings        
Maturity Date [14],[33],[34]   2024-07   2024-07
Interest rate paid in cash [8],[14],[33],[34]   8.25%   8.25%
Principal amount [14],[33],[34]   $ 8,250,000    
Investment cost [6],[14],[33],[34]   8,250,000    
Investments, at fair value: [14],[33],[34]   $ 8,042,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Thumbtack, Inc. Senior Secured, Maturity Date April 2026, Prime + 4.95%, Floor rate 8.20%, PIK Interest 1.50%, 3.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[14],[18]   2026-04   2026-04
Basis spread variable rate [7],[8],[14],[18]   4.95%   4.95%
Interest rate floor [7],[8],[14],[18]   8.20%   8.20%
Interest rate paid in kind [7],[8],[14],[18]   1.50%   1.50%
Exit fee rate [7],[8],[14],[18]   3.95%   3.95%
Principal amount [7],[14],[18]   $ 10,103,000    
Investment cost [6],[7],[14],[18]   10,050,000    
Investments, at fair value: [7],[14],[18]   $ 10,167,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Thumbtack, Inc., Senior Secured, April 2026, Prime + 4.95%, Floor rate 8.20%, PIK Interest 1.50%, 3.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[12],[22] 2026-04   2026-04  
Basis spread variable rate [9],[11],[12],[22] 4.95%   4.95%  
Interest rate floor [9],[11],[12],[22] 8.20%   8.20%  
Interest rate paid in kind [9],[11],[12],[22] 1.50%   1.50%  
Exit fee rate [9],[11],[12],[22] 3.95%   3.95%  
Principal amount [9],[12],[22] $ 10,258,000      
Investment cost [2],[9],[12],[22] 10,317,000      
Investments, at fair value: [9],[12],[22] 10,639,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Total SeatGeek, Inc., Senior Secured        
Summary of Investment Holdings        
Principal amount 102,841,000      
Investment cost [2] 102,296,000      
Investments, at fair value: 104,988,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Total Veem, Inc.        
Summary of Investment Holdings        
Principal amount 10,217,000      
Investment cost [2] 10,365,000      
Investments, at fair value: 10,516,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Total Worldremit Group Limited        
Summary of Investment Holdings        
Principal amount 94,500,000      
Investment cost [2] 95,626,000      
Investments, at fair value: $ 95,997,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Udacity, Inc. Senior Secured, Maturity Date September 2024, Prime + 4.50%, Floor rate 7.75%, PIK Interest 2.00%, 3.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [14],[18]   2024-09   2024-09
Basis spread variable rate [8],[14],[18]   4.50%   4.50%
Interest rate floor [8],[14],[18]   7.75%   7.75%
Interest rate paid in kind [8],[14],[18]   2.00%   2.00%
Exit fee rate [8],[14],[18]   3.00%   3.00%
Principal amount [14],[18]   $ 51,937,000    
Investment cost [6],[14],[18]   52,265,000    
Investments, at fair value: [14],[18]   $ 52,976,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Udacity, Inc., Senior Secured, September 2024, Prime + 4.50%, Floor rate 7.75%, PIK Interest 2.00%, 3.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[12] 2024-09   2024-09  
Basis spread variable rate [9],[11],[12] 4.50%   4.50%  
Interest rate floor [9],[11],[12] 7.75%   7.75%  
Interest rate paid in kind [9],[11],[12] 2.00%   2.00%  
Exit fee rate [9],[11],[12] 3.00%   3.00%  
Principal amount [9],[12] $ 53,000,000      
Investment cost [2],[9],[12] 53,989,000      
Investments, at fair value: [9],[12] $ 53,130,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Veem, Inc. Senior Secured, Maturity Date March 2025, Prime + 4.00%, Floor rate 7.25%, PIK Interest 1.25%, 4.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date [14],[17]   2025-03   2025-03
Basis spread variable rate [8],[14],[17]   4.00%   4.00%
Interest rate floor [8],[14],[17]   7.25%   7.25%
Interest rate paid in kind [8],[14],[17]   1.25%   1.25%
Exit fee rate [8],[14],[17]   4.50%   4.50%
Principal amount [14],[17]   $ 5,043,000    
Investment cost [6],[14],[17]   5,000,000    
Investments, at fair value: [14],[17]   $ 5,042,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Veem, Inc. Senior Secured, Maturity Date March 2025, Prime + 4.70%, Floor rate 7.95%, PIK Interest 1.50%, 4.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date [14]   2025-03   2025-03
Basis spread variable rate [8],[14]   4.70%   4.70%
Interest rate floor [8],[14]   7.95%   7.95%
Interest rate paid in kind [8],[14]   1.50%   1.50%
Exit fee rate [8],[14]   4.50%   4.50%
Principal amount [14]   $ 5,033,000    
Investment cost [6],[14]   4,988,000    
Investments, at fair value: [14]   $ 5,124,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Veem, Inc., Senior Secured, March 2025, Prime + 4.00%, Floor rate 7.25%, PIK Interest 1.25%, 4.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[10] 2025-03   2025-03  
Basis spread variable rate [9],[10],[11] 4.00%   4.00%  
Interest rate floor [9],[10],[11] 7.25%   7.25%  
Interest rate paid in kind [9],[10],[11] 1.25%   1.25%  
Exit fee rate [9],[10],[11] 4.50%   4.50%  
Principal amount [9],[10] $ 5,107,000      
Investment cost [2],[9],[10] 5,176,000      
Investments, at fair value: [9],[10] $ 5,230,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Veem, Inc., Senior Secured, March 2025, Prime + 4.70%, Floor rate 7.95%, PIK Interest 1.50%, 4.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[12] 2025-03   2025-03  
Basis spread variable rate [9],[11],[12] 4.70%   4.70%  
Interest rate floor [9],[11],[12] 7.95%   7.95%  
Interest rate paid in kind [9],[11],[12] 1.50%   1.50%  
Exit fee rate [9],[11],[12] 4.50%   4.50%  
Principal amount [9],[12] $ 5,110,000      
Investment cost [2],[9],[12] 5,189,000      
Investments, at fair value: [9],[12] $ 5,286,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Worldremit Group Limited, Senior Secured, February 2025, 1-month SOFR + 9.35%, Floor rate 10.25%, 3.20% Exit Fee        
Summary of Investment Holdings        
Maturity Date [20],[26],[27],[31] 2025-02   2025-02  
Basis spread variable rate [11],[20],[26],[27],[31] 9.35%   9.35%  
Interest rate floor [11],[20],[26],[27],[31] 10.25%   10.25%  
Exit fee rate [11],[20],[26],[27],[31] 3.20%   3.20%  
Principal amount [20],[26],[27],[31] $ 6,250,000      
Investment cost [2],[20],[26],[27],[31] 6,308,000      
Investments, at fair value: [20],[26],[27],[31] $ 6,344,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Worldremit Group Limited, Senior Secured, February 2025, 3-month SOFR + 9.40%, Floor rate 10.25%, 3.20% Exit Fee        
Summary of Investment Holdings        
Maturity Date [12],[20],[21],[26],[27],[31] 2025-02   2025-02  
Basis spread variable rate [11],[12],[20],[21],[26],[27],[31] 9.40%   9.40%  
Interest rate floor [11],[12],[20],[21],[26],[27],[31] 10.25%   10.25%  
Exit fee rate [11],[12],[20],[21],[26],[27],[31] 3.20%   3.20%  
Principal amount [12],[20],[21],[26],[27],[31] $ 88,250,000      
Investment cost [2],[12],[20],[21],[26],[27],[31] 89,318,000      
Investments, at fair value: [12],[20],[21],[26],[27],[31] $ 89,653,000      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Worldremit Group Limited, Senior Secured, Maturity Date February 2025, 3-month LIBOR + 9.25%, Floor rate 10.25%, 3.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [13],[15],[18],[19],[24],[25]   2025-02   2025-02
Basis spread variable rate [8],[13],[15],[18],[19],[24],[25]   9.25%   9.25%
Interest rate floor [8],[13],[15],[18],[19],[24],[25]   10.25%   10.25%
Exit fee rate [8],[13],[15],[18],[19],[24],[25]   3.00%   3.00%
Principal amount [13],[15],[18],[19],[24],[25]   $ 94,500,000    
Investment cost [6],[13],[15],[18],[19],[24],[25]   94,418,000    
Investments, at fair value: [13],[15],[18],[19],[24],[25]   93,837,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services, SeatGeek, Inc.        
Summary of Investment Holdings        
Principal amount   85,986,000    
Investment cost [6]   85,633,000    
Investments, at fair value:   86,544,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services, Tectura Corporation        
Summary of Investment Holdings        
Principal amount   31,953,000    
Investment cost [6]   21,513,000    
Investments, at fair value:   8,042,000    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services, Veem, Inc.        
Summary of Investment Holdings        
Principal amount   10,076,000    
Investment cost [6]   9,988,000    
Investments, at fair value:   $ 10,166,000    
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services (2.40%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   2.40%   2.40%
Investment cost [6]   $ 36,567,000    
Investments, at fair value:   $ 33,700,000    
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services (3.17%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 3.17%   3.17%  
Investment cost [2] $ 56,764,000      
Investments, at fair value: 57,096,000      
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services and Gibraltar Acquisition, LLC (p.k.a. Gibraltar Business Capital, LLC)        
Summary of Investment Holdings        
Principal amount 35,000,000      
Investment cost [2] 34,478,000      
Investments, at fair value: $ 34,478,000      
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services and Gibraltar Acquisition, LLC (p.k.a. Gibraltar Business Capital, LLC), UnSecured, Maturity Date September 2026, FIXED + 11.95%        
Summary of Investment Holdings        
Maturity Date [32],[35] 2026-09   2026-09  
Interest rate paid in cash [11],[32],[35] 11.95%   11.95%  
Principal amount [32],[35] $ 10,000,000      
Investment cost [2],[32],[35] 9,815,000      
Investments, at fair value: [32],[35] $ 9,815,000      
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services and Gibraltar Acquisition, LLC (p.k.a. Gibraltar Business Capital, LLC), Unsecured, Maturity Date September 2026, FIXED 11.50%        
Summary of Investment Holdings        
Maturity Date [32],[35] 2026-09   2026-09  
Interest rate paid in cash [11],[32],[35] 11.50%   11.50%  
Principal amount [32],[35] $ 25,000,000      
Investment cost [2],[32],[35] 24,663,000      
Investments, at fair value: [32],[35] $ 24,663,000      
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services and Gibraltar Business Capital, LLC, Unsecured, Maturity Date September 2026, FIXED 11.50%        
Summary of Investment Holdings        
Maturity Date [34]   2026-09   2026-09
Interest rate paid in cash [8],[34]   11.50%   11.50%
Principal amount [34]   $ 10,000,000    
Investment cost [6],[34]   9,852,000    
Investments, at fair value: [34]   $ 8,898,000    
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services and Gibraltar Business Capital, LLC, Unsecured, Maturity Date September 2026, FIXED 14.50%        
Summary of Investment Holdings        
Maturity Date [34]   2026-09   2026-09
Interest rate paid in cash [8],[34]   14.50%   14.50%
Principal amount [34]   $ 15,000,000    
Investment cost [6],[34]   14,715,000    
Investments, at fair value: [34]   $ 12,802,000    
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services and Hercules Adviser LLC, Unsecured, Maturity Date June 2025, FIXED 5.00%        
Summary of Investment Holdings        
Maturity Date 2025-06 [32],[36] 2025-06 [34] 2025-06 [32],[36] 2025-06 [34]
Interest rate paid in cash 5.00% [11],[32],[36] 5.00% [8],[34] 5.00% [11],[32],[36] 5.00% [8],[34]
Principal amount $ 12,000,000 [32],[36] $ 12,000,000 [34]    
Investment cost 12,000,000 [2],[32],[36] 12,000,000 [6],[34]    
Investments, at fair value: $ 12,000,000 [32],[36] 12,000,000 [34]    
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services and Next Insurance, Inc, Senior Secured, Maturity Date February 2028, Prime + -1.50%, Floor rate 4.75%, PIK Interest 5.50%        
Summary of Investment Holdings        
Maturity Date [9],[20],[22] 2028-02   2028-02  
Basis spread variable rate [9],[11],[20],[22] (1.50%)   (1.50%)  
Interest rate floor [9],[11],[20],[22] 4.75%   4.75%  
Interest rate paid in kind [9],[11],[20],[22] 5.50%   5.50%  
Principal amount [9],[20],[22] $ 10,469,000      
Investment cost [2],[9],[20],[22] 10,286,000      
Investments, at fair value: [9],[20],[22] $ 10,618,000      
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services, Gibraltar Business Capital, LLC, Unsecured        
Summary of Investment Holdings        
Principal amount   25,000,000    
Investment cost [6]   24,567,000    
Investments, at fair value:   $ 21,700,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development (66.60%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 66.60%   66.60%  
Investment cost [2] $ 1,184,022,000      
Investments, at fair value: $ 1,200,667,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development (78.59%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   78.59%   78.59%
Investment cost [6]   $ 1,107,352,000    
Investments, at fair value:   $ 1,101,430,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and ATAI Life Sciences N.V. Senior Secured, Maturity Date August 2026, Prime + 4.55%, Floor rate 8.55%, 6.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2026-08 [26],[27] 2026-08 [24],[25] 2026-08 [26],[27] 2026-08 [24],[25]
Basis spread variable rate 4.55% [11],[26],[27] 4.55% [8],[24],[25] 4.55% [11],[26],[27] 4.55% [8],[24],[25]
Interest rate floor 8.55% [11],[26],[27] 8.55% [8],[24],[25] 8.55% [11],[26],[27] 8.55% [8],[24],[25]
Exit fee rate 6.95% [11],[26],[27] 6.95% [8],[24],[25] 6.95% [11],[26],[27] 6.95% [8],[24],[25]
Principal amount $ 10,500,000 [26],[27] $ 10,500,000 [24],[25]    
Investment cost 10,695,000 [2],[26],[27] 10,513,000 [6],[24],[25]    
Investments, at fair value: $ 10,904,000 [26],[27] $ 10,513,000 [24],[25]    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Akero Therapeutics, Inc. Senior Secured, Maturity Date January 2027, Prime + 3.65%, Floor rate 7.65%, 5.85% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2027-01 [10],[22],[26] 2027-01 [7],[17],[24] 2027-01 [10],[22],[26] 2027-01 [7],[17],[24]
Basis spread variable rate 3.65% [10],[11],[22],[26] 3.65% [7],[8],[17],[24] 3.65% [10],[11],[22],[26] 3.65% [7],[8],[17],[24]
Interest rate floor 7.65% [10],[11],[22],[26] 7.65% [7],[8],[17],[24] 7.65% [10],[11],[22],[26] 7.65% [7],[8],[17],[24]
Exit fee rate 5.85% [10],[11],[22],[26] 5.85% [7],[8],[17],[24] 5.85% [10],[11],[22],[26] 5.85% [7],[8],[17],[24]
Principal amount $ 12,500,000 [10],[22],[26] $ 5,000,000 [7],[17],[24]    
Investment cost 12,525,000 [2],[10],[22],[26] 4,986,000 [6],[7],[17],[24]    
Investments, at fair value: $ 13,065,000 [10],[22],[26] $ 5,039,000 [7],[17],[24]    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Aldeyra Therapeutics, Inc. Senior Secured, Maturity Date October 2024, Prime + 3.10%, Floor rate 8.60%, 8.90% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2024-10 [21] 2024-10 [15] 2024-10 [21] 2024-10 [15]
Basis spread variable rate 3.10% [11],[21] 3.10% [8],[15] 3.10% [11],[21] 3.10% [8],[15]
Interest rate floor 8.60% [11],[21] 8.60% [8],[15] 8.60% [11],[21] 8.60% [8],[15]
Exit fee rate 8.90% [11],[21] 8.90% [8],[15] 8.90% [11],[21] 8.90% [8],[15]
Principal amount $ 15,000,000 [21] $ 15,000,000 [15]    
Investment cost 15,152,000 [2],[21] 15,879,000 [6],[15]    
Investments, at fair value: $ 15,152,000 [21] $ 15,974,000 [15]    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Alladapt Immunotherapeutics Inc. Senior Secured, Maturity Date September 2026, Prime + 3.65%, Floor rate 8.40%, Cap rate 10.90%, 10.60% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[17]   2026-09   2026-09
Basis spread variable rate [7],[8],[17]   3.65%   3.65%
Interest rate floor [7],[8],[17]   8.40%   8.40%
Interest rate cap [7],[8],[17]   10.90%   10.90%
Exit fee rate [7],[8],[17]   10.60%   10.60%
Principal amount [7],[17]   $ 15,000,000    
Investment cost [6],[7],[17]   14,920,000    
Investments, at fair value: [7],[17]   $ 14,920,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Alladapt Immunotherapeutics Inc. Senior Secured, Maturity Date September 2026, Prime + 3.65%, Floor rate 8.40%, Cap rate 10.90%, 5.30% Exit Fee        
Summary of Investment Holdings        
Maturity Date [10] 2026-09   2026-09  
Basis spread variable rate [10],[11] 3.65%   3.65%  
Interest rate floor [10],[11] 8.40%   8.40%  
Interest rate cap [10],[11] 10.90%   10.90%  
Exit fee rate [10],[11] 5.30%   5.30%  
Principal amount [10] $ 35,000,000      
Investment cost [2],[10] 35,173,000      
Investments, at fair value: [10] $ 36,855,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and AmplifyBio, LLC, Senior Secured, Maturity Date January 2027, Prime + 2.50%, Floor rate 9.50%, Cap rate 10.75%, 5.85% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2027-01 [1] 2027-01 [30] 2027-01 [1] 2027-01 [30]
Basis spread variable rate 2.50% [1],[11] 2.50% [8],[30] 2.50% [1],[11] 2.50% [8],[30]
Interest rate floor 9.50% [1],[11] 9.50% [8],[30] 9.50% [1],[11] 9.50% [8],[30]
Interest rate cap 10.75% [1],[11] 10.75% [8],[30] 10.75% [1],[11] 10.75% [8],[30]
Exit fee rate 5.85% [1],[11] 5.85% [8],[30] 5.85% [1],[11] 5.85% [8],[30]
Principal amount $ 24,000,000 [1] $ 24,000,000 [30]    
Investment cost 24,120,000 [1],[2] 23,663,000 [6],[30]    
Investments, at fair value: $ 24,514,000 [1] $ 23,663,000 [30]    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Aveo Pharmaceuticals, Inc. Senior Secured, Maturity Date September 2024, Prime + 6.40%, Floor rate 9.65%, Cap rate 15.00%, 6.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [15],[30]   2024-09   2024-09
Basis spread variable rate [8],[15],[30]   6.40%   6.40%
Interest rate floor [8],[15],[30]   9.65%   9.65%
Interest rate cap [8],[15],[30]   15.00%   15.00%
Exit fee rate [8],[15],[30]   6.95%   6.95%
Principal amount [15],[30]   $ 40,000,000    
Investment cost [6],[15],[30]   41,644,000    
Investments, at fair value: [15],[30]   $ 43,183,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Axsome Therapeutics, Inc. Senior Secured, Maturity Date January 2028 Prime + 2.20%, Floor rate 9.95%, Cap rate 10.70%, 5.78% Exit Fee        
Summary of Investment Holdings        
Maturity Date [12],[21],[26],[31] 2028-01   2028-01  
Basis spread variable rate [11],[12],[21],[26],[31] 2.20%   2.20%  
Interest rate floor [11],[12],[21],[26],[31] 9.95%   9.95%  
Interest rate cap [11],[12],[21],[26],[31] 10.70%   10.70%  
Exit fee rate [11],[12],[21],[26],[31] 5.78%   5.78%  
Principal amount [12],[21],[26],[31] $ 143,350,000      
Investment cost [2],[12],[21],[26],[31] 143,646,000      
Investments, at fair value: [12],[21],[26],[31] $ 150,255,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Axsome Therapeutics, Inc. Senior Secured, Maturity Date October 2026, Prime + 5.70%, Floor rate 8.95%, Cap rate 10.70%, 5.31% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[15],[18],[19],[24]   2026-10   2026-10
Basis spread variable rate [7],[8],[15],[18],[19],[24]   5.70%   5.70%
Interest rate floor [7],[8],[15],[18],[19],[24]   8.95%   8.95%
Interest rate cap [7],[8],[15],[18],[19],[24]   10.70%   10.70%
Exit fee rate [7],[8],[15],[18],[19],[24]   5.31%   5.31%
Principal amount [7],[15],[18],[19],[24]   $ 81,725,000    
Investment cost [6],[7],[15],[18],[19],[24]   81,631,000    
Investments, at fair value: [7],[15],[18],[19],[24]   $ 78,074,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Bicycle Therapeutics PLC, Senior Secured, Maturity Date July 2025, Prime + 4.55%, Floor rate 8.05%, Cap rate 9.05%, 5.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2025-07 [12],[21],[26],[27] 2025-07 [15],[18],[24],[25] 2025-07 [12],[21],[26],[27] 2025-07 [15],[18],[24],[25]
Basis spread variable rate 4.55% [11],[12],[21],[26],[27] 4.55% [8],[15],[18],[24],[25] 4.55% [11],[12],[21],[26],[27] 4.55% [8],[15],[18],[24],[25]
Interest rate floor 8.05% [11],[12],[21],[26],[27] 8.05% [8],[15],[18],[24],[25] 8.05% [11],[12],[21],[26],[27] 8.05% [8],[15],[18],[24],[25]
Interest rate cap 9.05% [11],[12],[21],[26],[27] 9.05% [8],[15],[18],[24],[25] 9.05% [11],[12],[21],[26],[27] 9.05% [8],[15],[18],[24],[25]
Exit fee rate 5.00% [11],[12],[21],[26],[27] 5.00% [8],[15],[18],[24],[25] 5.00% [11],[12],[21],[26],[27] 5.00% [8],[15],[18],[24],[25]
Principal amount $ 11,500,000 [12],[21],[26],[27] $ 11,500,000 [15],[18],[24],[25]    
Investment cost 11,880,000 [2],[12],[21],[26],[27] 11,757,000 [6],[15],[18],[24],[25]    
Investments, at fair value: $ 11,783,000 [12],[21],[26],[27] $ 11,435,000 [15],[18],[24],[25]    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and BiomX, INC, Senior Secured, Maturity Date September 2025, Prime + 5.70%, Floor rate 8.95%, 6.55% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2025-09 [21],[26],[27] 2025-09 [15],[24],[25] 2025-09 [21],[26],[27] 2025-09 [15],[24],[25]
Basis spread variable rate 5.70% [11],[21],[26],[27] 5.70% [8],[15],[24],[25] 5.70% [11],[21],[26],[27] 5.70% [8],[15],[24],[25]
Interest rate floor 8.95% [11],[21],[26],[27] 8.95% [8],[15],[24],[25] 8.95% [11],[21],[26],[27] 8.95% [8],[15],[24],[25]
Exit fee rate 6.55% [11],[21],[26],[27] 6.55% [8],[15],[24],[25] 6.55% [11],[21],[26],[27] 6.55% [8],[15],[24],[25]
Principal amount $ 6,448,000 [21],[26],[27] $ 9,000,000 [15],[24],[25]    
Investment cost 6,807,000 [2],[21],[26],[27] 9,174,000 [6],[15],[24],[25]    
Investments, at fair value: $ 6,790,000 [21],[26],[27] $ 9,052,000 [15],[24],[25]    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Braeburn, Inc., Senior Secured, Maturity Date October 2028, Prime + 2.45%, Floor rate 10.95%, PIK Interest 1.10%, 5.45% Exit Fee        
Summary of Investment Holdings        
Basis spread variable rate [9],[11] 2.45%   2.45%  
Interest rate floor [9],[11] 10.95%   10.95%  
Interest rate paid in kind [9],[11] 1.10%   1.10%  
Exit fee rate [9],[11] 5.45%   5.45%  
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Braeburn, Inc., Senior Secured, Maturity Date October2028, Prime + 2.45%, Floor rate 10.95%, PIK Interest 1.10%, 5.45% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9] 2028-10   2028-10  
Principal amount [9] $ 52,601,000      
Investment cost [2],[9] 52,185,000      
Investments, at fair value: [9] $ 52,185,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and BridgeBio Pharma, Inc. Senior Secured, Maturity Date November 2026, FIXED 9.00%, 2.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2026-11 [9],[10],[12] 2026-11 [14],[17],[18] 2026-11 [9],[10],[12] 2026-11 [14],[17],[18]
Interest rate paid in cash 9.00% [9],[10],[11],[12] 9.00% [8],[14],[17],[18] 9.00% [9],[10],[11],[12] 9.00% [8],[14],[17],[18]
Exit fee rate 2.00% [9],[10],[11],[12] 2.00% [8],[14],[17],[18] 2.00% [9],[10],[11],[12] 2.00% [8],[14],[17],[18]
Principal amount $ 38,167,000 [9],[10],[12] $ 37,312,000 [14],[17],[18]    
Investment cost 38,124,000 [2],[9],[10],[12] 37,039,000 [6],[14],[17],[18]    
Investments, at fair value: $ 35,498,000 [9],[10],[12] $ 33,344,000 [14],[17],[18]    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and COMPASS Pathways plc Senior Secured, Maturity Date July 2027, Prime + 1.50%, Floor rate 9.75%, PIK Interest 1.40%, 4.75% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[26],[27] 2027-07   2027-07  
Basis spread variable rate [9],[11],[26],[27] 1.50%   1.50%  
Interest rate floor [9],[11],[26],[27] 9.75%   9.75%  
Interest rate paid in kind [9],[11],[26],[27] 1.40%   1.40%  
Exit fee rate [9],[11],[26],[27] 4.75%   4.75%  
Principal amount [9],[26],[27] $ 24,144,000      
Investment cost [2],[9],[26],[27] 23,798,000      
Investments, at fair value: [9],[26],[27] $ 24,601,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Cellarity, Inc. Senior Secured, Maturity Date June 2026, Prime + 5.70%, Floor rate 8.95%, 3.75% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2026-06 [1],[10] 2026-06 [17],[30] 2026-06 [1],[10] 2026-06 [17],[30]
Basis spread variable rate 5.70% [1],[10],[11] 5.70% [8],[17],[30] 5.70% [1],[10],[11] 5.70% [8],[17],[30]
Interest rate floor 8.95% [1],[10],[11] 8.95% [8],[17],[30] 8.95% [1],[10],[11] 8.95% [8],[17],[30]
Exit fee rate 3.75% [1],[10],[11] 3.75% [8],[17],[30] 3.75% [1],[10],[11] 3.75% [8],[17],[30]
Principal amount $ 29,193,000 [1],[10] $ 30,000,000 [17],[30]    
Investment cost 29,482,000 [1],[2],[10] 29,841,000 [6],[17],[30]    
Investments, at fair value: $ 30,051,000 [1],[10] $ 30,097,000 [17],[30]    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Century Therapeutics, Inc. Senior Secured, Maturity Date April 2024, Prime + 6.30%, Floor rate 9.55%, 3.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [15]   2024-04   2024-04
Basis spread variable rate [8],[15]   6.30%   6.30%
Interest rate floor [8],[15]   9.55%   9.55%
Exit fee rate [8],[15]   3.95%   3.95%
Principal amount [15]   $ 10,000,000    
Investment cost [6],[15]   10,235,000    
Investments, at fair value: [15]   $ 10,292,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Codiak Biosciences, Inc. Senior Secured, Maturity Date October 2025, Prime + 5.00%, Floor rate 8.25%, 5.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date [15]   2025-10   2025-10
Basis spread variable rate [8],[15]   5.00%   5.00%
Interest rate floor [8],[15]   8.25%   8.25%
Exit fee rate [8],[15]   5.50%   5.50%
Principal amount [15]   $ 25,000,000    
Investment cost [6],[15]   25,759,000    
Investments, at fair value: [15]   $ 25,177,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Corium, Inc. Senior Secured, Maturity Date September 2026, Prime + 5.70%, Floor rate 8.95%, 7.75% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2026-09 [10],[31] 2026-09 [17],[19] 2026-09 [10],[31] 2026-09 [17],[19]
Basis spread variable rate 5.70% [10],[11],[31] 5.70% [8],[17],[19] 5.70% [10],[11],[31] 5.70% [8],[17],[19]
Interest rate floor 8.95% [10],[11],[31] 8.95% [8],[17],[19] 8.95% [10],[11],[31] 8.95% [8],[17],[19]
Exit fee rate 7.75% [10],[11],[31] 7.75% [8],[17],[19] 7.75% [10],[11],[31] 7.75% [8],[17],[19]
Principal amount $ 105,225,000 [10],[31] $ 132,675,000 [17],[19]    
Investment cost 107,667,000 [2],[10],[31] 133,557,000 [6],[17],[19]    
Investments, at fair value: $ 108,545,000 [10],[31] $ 135,619,000 [17],[19]    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Curevo, Inc. Senior Secured, Maturity Date June 2027 Prime + 1.70%, Floor rate 9.70%, 6.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1] 2027-06   2027-06  
Basis spread variable rate [1],[11] 1.70%   1.70%  
Interest rate floor [1],[11] 9.70%   9.70%  
Exit fee rate [1],[11] 6.95%   6.95%  
Principal amount [1] $ 10,000,000      
Investment cost [1],[2] 9,821,000      
Investments, at fair value: [1] $ 10,076,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Eloxx Pharmaceuticals, Inc. Senior Secured, Maturity Date April 2025, Prime + 6.25%, Floor rate 9.50%, 6.55% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2025-04 [1] 2025-04 [30] 2025-04 [1] 2025-04 [30]
Basis spread variable rate 6.25% [1],[11] 6.25% [8],[30] 6.25% [1],[11] 6.25% [8],[30]
Interest rate floor 9.50% [1],[11] 9.50% [8],[30] 9.50% [1],[11] 9.50% [8],[30]
Exit fee rate 6.55% [1],[11] 6.55% [8],[30] 6.55% [1],[11] 6.55% [8],[30]
Principal amount $ 3,099,000 [1] $ 12,500,000 [30]    
Investment cost 3,789,000 [1],[2] 12,753,000 [6],[30]    
Investments, at fair value: $ 3,731,000 [1] $ 12,535,000 [30]    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Finch Therapeutics Group, Inc. Senior Secured, Maturity Date November 2026, Prime + 4.05%, Floor rate 7.55%, Cap rate 8.80%, 5.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date   2026-11   2026-11
Basis spread variable rate [8]   4.05%   4.05%
Interest rate floor [8]   7.55%   7.55%
Interest rate cap [8]   8.80%   8.80%
Exit fee rate [8]   5.50%   5.50%
Principal amount   $ 15,000,000    
Investment cost [6]   15,012,000    
Investments, at fair value:   $ 13,940,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and G1 Therapeutics, Inc. Senior Secured, Maturity Date November 2026, Prime + 5.90%, Floor rate 9.15%, 9.86% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[15],[18],[30]   2026-11   2026-11
Basis spread variable rate [7],[8],[15],[18],[30]   5.90%   5.90%
Interest rate floor [7],[8],[15],[18],[30]   9.15%   9.15%
Exit fee rate [7],[8],[15],[18],[30]   9.86%   9.86%
Principal amount [7],[15],[18],[30]   $ 58,125,000    
Investment cost [6],[7],[15],[18],[30]   58,674,000    
Investments, at fair value: [7],[15],[18],[30]   $ 58,407,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and G1 Therapeutics, Inc., Senior Secured, Maturity Date November 2026, Prime + 5.65%, Floor rate 9.15%, 11.41% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1],[12],[21] 2026-11   2026-11  
Basis spread variable rate [1],[11],[12],[21] 5.65%   5.65%  
Interest rate floor [1],[11],[12],[21] 9.15%   9.15%  
Exit fee rate [1],[11],[12],[21] 11.41%   11.41%  
Principal amount [1],[12],[21] $ 38,750,000      
Investment cost [1],[2],[12],[21] 39,679,000      
Investments, at fair value: [1],[12],[21] $ 40,421,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Geron Corporation, Senior Secured, Maturity Date April 2025, Prime + 4.50%, Floor rate 9.00%, 6.55% Exit Fee        
Summary of Investment Holdings        
Maturity Date [10],[12],[26] 2025-04   2025-04  
Basis spread variable rate [10],[11],[12],[26] 4.50%   4.50%  
Interest rate floor [10],[11],[12],[26] 9.00%   9.00%  
Exit fee rate [10],[11],[12],[26] 6.55%   6.55%  
Principal amount [10],[12],[26] $ 30,200,000      
Investment cost [2],[10],[12],[26] 31,005,000      
Investments, at fair value: [10],[12],[26] $ 31,210,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Geron Corporation, Senior Secured, Maturity Date October 2024, Prime + 5.75%, Floor rate 9.00%, 6.55% Exit Fee        
Summary of Investment Holdings        
Maturity Date [17],[18],[24]   2024-10   2024-10
Basis spread variable rate [8],[17],[18],[24]   5.75%   5.75%
Interest rate floor [8],[17],[18],[24]   9.00%   9.00%
Exit fee rate [8],[17],[18],[24]   6.55%   6.55%
Principal amount [17],[18],[24]   $ 18,500,000    
Investment cost [6],[17],[18],[24]   19,109,000    
Investments, at fair value: [17],[18],[24]   $ 19,174,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Gritstone Bio, Inc. Senior Secured, Maturity Date July 2027, Prime + 3.15%, Floor rate 7.15%, Cap rate 8.65%, PIK Interest 2.00%, 5.75% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[14]   2027-07   2027-07
Basis spread variable rate [7],[8],[14]   3.15%   3.15%
Interest rate floor [7],[8],[14]   7.15%   7.15%
Interest rate cap [7],[8],[14]   8.65%   8.65%
Interest rate paid in kind [7],[8],[14]   2.00%   2.00%
Exit fee rate [7],[8],[14]   5.75%   5.75%
Principal amount [7],[14]   $ 15,113,000    
Investment cost [6],[7],[14]   15,109,000    
Investments, at fair value: [7],[14]   $ 15,109,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Gritstone Bio, Inc., Senior Secured, Maturity Date July 2027, Prime + 3.15%, Floor rate 7.15%, Cap rate 8.65%, PIK Interest 2.00%, 5.75% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[10] 2027-07   2027-07  
Basis spread variable rate [9],[10],[11] 3.15%   3.15%  
Interest rate floor [9],[10],[11] 7.15%   7.15%  
Interest rate cap [9],[10],[11] 8.65%   8.65%  
Interest rate paid in kind [9],[10],[11] 2.00%   2.00%  
Exit fee rate [9],[10],[11] 5.75%   5.75%  
Principal amount [9],[10] $ 30,532,000      
Investment cost [2],[9],[10] 30,717,000      
Investments, at fair value: [9],[10] $ 30,909,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Heron Therapeutics, Inc., Senior Secured, Maturity Date February 2026, Prime + 1.70%, Floor rate 9.95%, PIK Interest 1.50%, 3.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1],[9],[22] 2026-02   2026-02  
Basis spread variable rate [1],[9],[11],[22] 1.70%   1.70%  
Interest rate floor [1],[9],[11],[22] 9.95%   9.95%  
Interest rate paid in kind [1],[9],[11],[22] 1.50%   1.50%  
Exit fee rate [1],[9],[11],[22] 3.00%   3.00%  
Principal amount [1],[9],[22] $ 20,095,000      
Investment cost [1],[2],[9],[22] 19,788,000      
Investments, at fair value: [1],[9],[22] $ 19,788,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Hibercell, Inc. Senior Secured, Maturity Date May 2025, Prime + 5.40%, Floor rate 8.65%, 4.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [17],[30]   2025-05   2025-05
Basis spread variable rate [8],[17],[30]   5.40%   5.40%
Interest rate floor [8],[17],[30]   8.65%   8.65%
Exit fee rate [8],[17],[30]   4.95%   4.95%
Principal amount [17],[30]   $ 17,000,000    
Investment cost [6],[17],[30]   17,313,000    
Investments, at fair value: [17],[30]   $ 17,265,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Hibercell, Inc., Senior Secured, Maturity Date May 2025, Prime + 5.40%, Floor rate 8.65%, 4.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1],[10] 2025-05   2025-05  
Basis spread variable rate [1],[10],[11] 5.40%   5.40%  
Interest rate floor [1],[10],[11] 8.65%   8.65%  
Exit fee rate [1],[10],[11] 4.95%   4.95%  
Principal amount [1],[10] $ 12,535,000      
Investment cost [1],[2],[10] 13,117,000      
Investments, at fair value: [1],[10] $ 13,181,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and HilleVax, Inc. Senior Secured, Maturity Date May 2027, Prime + 1.05%, Floor rate 4.55%, Cap rate 6.05%, PIK Interest 2.85%, 7.15% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[14],[30]   2027-05   2027-05
Basis spread variable rate [7],[8],[14],[30]   1.05%   1.05%
Interest rate floor [7],[8],[14],[30]   4.55%   4.55%
Interest rate cap [7],[8],[14],[30]   6.05%   6.05%
Interest rate paid in kind [7],[8],[14],[30]   2.85%   2.85%
Exit fee rate [7],[8],[14],[30]   7.15%   7.15%
Principal amount [7],[14],[30]   $ 12,072,000    
Investment cost [6],[7],[14],[30]   12,043,000    
Investments, at fair value: [7],[14],[30]   $ 11,333,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and HilleVax, Inc., Senior Secured, Maturity Date May 2027, Prime + 1.05%, Floor rate 4.55%, Cap rate 6.05%, PIK Interest 2.85%, 7.15% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1],[9] 2027-05   2027-05  
Basis spread variable rate [1],[9],[11] 1.05%   1.05%  
Interest rate floor [1],[9],[11] 4.55%   4.55%  
Interest rate cap [1],[9],[11] 6.05%   6.05%  
Interest rate paid in kind [1],[9],[11] 2.85%   2.85%  
Exit fee rate [1],[9],[11] 7.15%   7.15%  
Principal amount [1],[9] $ 20,524,000      
Investment cost [1],[2],[9] 20,685,000      
Investments, at fair value: [1],[9] $ 20,335,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Iveric Bio, Inc. Senior Secured, Maturity Date August 2027, Prime + 4.00%, Floor rate 8.75%, Cap rate 10.25%, 4.25% Exit Fee        
Summary of Investment Holdings        
Maturity Date [18],[24]   2027-08   2027-08
Basis spread variable rate [8],[18],[24]   4.00%   4.00%
Interest rate floor [8],[18],[24]   8.75%   8.75%
Interest rate cap [8],[18],[24]   10.25%   10.25%
Exit fee rate [8],[18],[24]   4.25%   4.25%
Principal amount [18],[24]   $ 49,500,000    
Investment cost [6],[18],[24]   49,090,000    
Investments, at fair value: [18],[24]   $ 49,090,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Kura Oncology, Inc. Senior Secured, Maturity Date November 2027, Prime + 2.40%, Floor rate 8.65%, 15.13% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[24],[30]   2027-11   2027-11
Basis spread variable rate [7],[8],[24],[30]   2.40%   2.40%
Interest rate floor [7],[8],[24],[30]   8.65%   8.65%
Exit fee rate [7],[8],[24],[30]   15.13%   15.13%
Principal amount [7],[24],[30]   $ 5,500,000    
Investment cost [6],[7],[24],[30]   5,448,000    
Investments, at fair value: [7],[24],[30]   $ 5,448,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Kura Oncology, Inc., Senior Secured, Maturity Date November 2027, Prime + 2.40%, Floor rate 8.65%, 15.13% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1],[22],[26] 2027-11   2027-11  
Basis spread variable rate [1],[11],[22],[26] 2.40%   2.40%  
Interest rate floor [1],[11],[22],[26] 8.65%   8.65%  
Exit fee rate [1],[11],[22],[26] 15.13%   15.13%  
Principal amount [1],[22],[26] $ 5,500,000      
Investment cost [1],[2],[22],[26] 5,532,000      
Investments, at fair value: [1],[22],[26] $ 5,752,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Locus Biosciences, Inc. Senior Secured, Maturity Date July 2025, Prime + 6.10%, Floor rate 9.35%, 4.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [30]   2025-07   2025-07
Basis spread variable rate [8],[30]   6.10%   6.10%
Interest rate floor [8],[30]   9.35%   9.35%
Exit fee rate [8],[30]   4.95%   4.95%
Principal amount [30]   $ 8,000,000    
Investment cost [6],[30]   8,120,000    
Investments, at fair value: [30]   $ 8,085,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Locus Biosciences, Inc., Senior Secured, Maturity Date July 2025, Prime + 6.10%, Floor rate 9.35%, 4.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1] 2025-07   2025-07  
Basis spread variable rate [1],[11] 6.10%   6.10%  
Interest rate floor [1],[11] 9.35%   9.35%  
Exit fee rate [1],[11] 4.95%   4.95%  
Principal amount [1] $ 5,399,000      
Investment cost [1],[2] 5,651,000      
Investments, at fair value: [1] $ 5,686,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Madrigal Pharmaceutical, Inc. Senior Secured, Maturity Date May 2026, Prime + 3.95%, Floor rate 7.45%, 5.35% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[24]   2026-05   2026-05
Basis spread variable rate [7],[8],[24]   3.95%   3.95%
Interest rate floor [7],[8],[24]   7.45%   7.45%
Exit fee rate [7],[8],[24]   5.35%   5.35%
Principal amount [7],[24]   $ 34,000,000    
Investment cost [6],[7],[24]   33,945,000    
Investments, at fair value: [7],[24]   $ 33,987,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Madrigal Pharmaceutical, Inc., Senior Secured, Maturity Date May 2026, Prime + 2.45%, Floor rate 8.25%, 5.35% Exit Fee        
Summary of Investment Holdings        
Maturity Date [26] 2026-05   2026-05  
Basis spread variable rate [11],[26] 2.45%   2.45%  
Interest rate floor [11],[26] 8.25%   8.25%  
Exit fee rate [11],[26] 5.35%   5.35%  
Principal amount [26] $ 78,200,000      
Investment cost [2],[26] 78,728,000      
Investments, at fair value: [26] $ 81,945,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Nabriva Therapeutics, Senior Secured, Maturity Date June 2023, Prime + 4.30%, Floor rate 9.80%, 9.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [17],[24],[25]   2023-06   2023-06
Basis spread variable rate [8],[17],[24],[25]   4.30%   4.30%
Interest rate floor [8],[17],[24],[25]   9.80%   9.80%
Exit fee rate [8],[17],[24],[25]   9.95%   9.95%
Principal amount [17],[24],[25]   $ 2,079,000    
Investment cost [6],[17],[24],[25]   2,734,000    
Investments, at fair value: [17],[24],[25]   $ 2,804,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Phathom Pharmaceuticals, Inc. Senior Secured, Maturity Date October 2026, Prime + 2.25%, Floor rate 5.50%, PIK Interest 3.35%, 7.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[14],[18],[19],[24],[30],[37]   2026-10   2026-10
Basis spread variable rate [7],[8],[14],[18],[19],[24],[30],[37]   2.25%   2.25%
Interest rate floor [7],[8],[14],[18],[19],[24],[30],[37]   5.50%   5.50%
Interest rate paid in kind [7],[8],[14],[18],[19],[24],[30],[37]   3.35%   3.35%
Exit fee rate [7],[8],[14],[18],[19],[24],[30],[37]   7.50%   7.50%
Principal amount [7],[14],[18],[19],[24],[30],[37]   $ 94,737,000    
Investment cost [6],[7],[14],[18],[19],[24],[30],[37]   95,032,000    
Investments, at fair value: [7],[14],[18],[19],[24],[30],[37]   $ 93,916,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Phathom Pharmaceuticals, Inc., Senior Secured, Maturity Date December 2027, Prime + 1.35%, Floor rate 9.85%, PIK Interest 2.15%, 7.29% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1],[9],[12],[22],[26],[31],[38] 2027-12   2027-12  
Basis spread variable rate [1],[9],[11],[12],[22],[26],[31],[38] 1.35%   1.35%  
Interest rate floor [1],[9],[11],[12],[22],[26],[31],[38] 9.85%   9.85%  
Interest rate paid in kind [1],[9],[11],[12],[22],[26],[31],[38] 2.15%   2.15%  
Exit fee rate [1],[9],[11],[12],[22],[26],[31],[38] 7.29%   7.29%  
Principal amount [1],[9],[12],[22],[26],[31],[38] $ 129,699,000      
Investment cost [1],[2],[9],[12],[22],[26],[31],[38] 130,934,000      
Investments, at fair value: [1],[9],[12],[22],[26],[31],[38] $ 128,326,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Provention Bio, Inc. Senior Secured, Maturity Date September 2027, Prime + 2.70%, Floor rate 8.20%, 6.60% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7]   2027-09   2027-09
Basis spread variable rate [7],[8]   2.70%   2.70%
Interest rate floor [7],[8]   8.20%   8.20%
Exit fee rate [7],[8]   6.60%   6.60%
Principal amount [7]   $ 25,000,000    
Investment cost [6],[7]   24,670,000    
Investments, at fair value: [7]   $ 24,670,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Redshift Bioanalytics, Inc. Senior Secured, Maturity Date January 2026, Prime + 4.25%, Floor rate 7.50%, 3.80% Exit Fee        
Summary of Investment Holdings        
Maturity Date [30]   2026-01   2026-01
Basis spread variable rate [8],[30]   4.25%   4.25%
Interest rate floor [8],[30]   7.50%   7.50%
Exit fee rate [8],[30]   3.80%   3.80%
Principal amount [30]   $ 5,000,000    
Investment cost [6],[30]   4,957,000    
Investments, at fair value: [30]   $ 4,946,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Redshift Bioanalytics, Inc., Senior Secured, Maturity Date January 2026, Prime + 4.25%, Floor rate 7.50%, 3.80% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1] 2026-01   2026-01  
Basis spread variable rate [1],[11] 4.25%   4.25%  
Interest rate floor [1],[11] 7.50%   7.50%  
Exit fee rate [1],[11] 3.80%   3.80%  
Principal amount [1] $ 5,000,000      
Investment cost [1],[2] 5,047,000      
Investments, at fair value: [1] $ 5,119,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Replimune Group, Inc. Senior Secured, Maturity Date October 2027, Prime + 1.75%, Floor rate 7.25%, Cap rate 9.00%, PIK Interest 1.50%, 4.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[14],[24]   2027-10   2027-10
Basis spread variable rate [7],[8],[14],[24]   1.75%   1.75%
Interest rate floor [7],[8],[14],[24]   7.25%   7.25%
Interest rate cap [7],[8],[14],[24]   9.00%   9.00%
Interest rate paid in kind [7],[8],[14],[24]   1.50%   1.50%
Exit fee rate [7],[8],[14],[24]   4.95%   4.95%
Principal amount [7],[14],[24]   $ 20,754,000    
Investment cost [6],[7],[14],[24]   20,656,000    
Investments, at fair value: [7],[14],[24]   $ 20,656,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Replimune Group, Inc., Senior Secured, Maturity Date October 2026, Prime + 1.75%, Floor rate 7.25%, Cap rate 9.00%, PIK Interest 1.50%, 4.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[12],[26] 2027-10   2027-10  
Basis spread variable rate [9],[11],[12],[26] 1.75%   1.75%  
Interest rate floor [9],[11],[12],[26] 7.25%   7.25%  
Interest rate cap [9],[11],[12],[26] 9.00%   9.00%  
Interest rate paid in kind [9],[11],[12],[26] 1.50%   1.50%  
Exit fee rate [9],[11],[12],[26] 4.95%   4.95%  
Principal amount [9],[12],[26] $ 31,416,000      
Investment cost [2],[9],[12],[26] 31,450,000      
Investments, at fair value: [9],[12],[26] $ 32,702,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Scynexis, Inc. Senior Secured, Maturity Date March 2025, Prime + 5.80%, Floor rate 9.05%, 3.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [17],[18]   2025-03   2025-03
Basis spread variable rate [8],[17],[18]   5.80%   5.80%
Interest rate floor [8],[17],[18]   9.05%   9.05%
Exit fee rate [8],[17],[18]   3.95%   3.95%
Principal amount [17],[18]   $ 18,667,000    
Investment cost [6],[17],[18]   18,675,000    
Investments, at fair value: [17],[18]   $ 18,698,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Seres Therapeutics, Inc. Senior Secured, Maturity Date October 2024, Prime + 6.40%, Floor rate 9.65%, 4.98% Exit Fee        
Summary of Investment Holdings        
Maturity Date [17],[18]   2024-10   2024-10
Basis spread variable rate [8],[17],[18]   6.40%   6.40%
Interest rate floor [8],[17],[18]   9.65%   9.65%
Exit fee rate [8],[17],[18]   4.98%   4.98%
Principal amount [17],[18]   $ 37,500,000    
Investment cost [6],[17],[18]   38,638,000    
Investments, at fair value: [17],[18]   $ 38,816,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and TG Therapeutics, Inc. Senior Secured, Maturity Date January 2026, Prime + 2.15%, Floor rate 5.40%, PIK Interest 3.45%, 5.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [14],[15],[18],[24]   2026-01   2026-01
Basis spread variable rate [8],[14],[15],[18],[24]   2.15%   2.15%
Interest rate floor [8],[14],[15],[18],[24]   5.40%   5.40%
Interest rate paid in kind [8],[14],[15],[18],[24]   3.45%   3.45%
Exit fee rate [8],[14],[15],[18],[24]   5.95%   5.95%
Principal amount [14],[15],[18],[24]   $ 47,983,000    
Investment cost [6],[14],[15],[18],[24]   47,889,000    
Investments, at fair value: [14],[15],[18],[24]   $ 48,649,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and TG Therapeutics, Inc., Senior Secured, Maturity Date January 2026, Prime + 1.20%, Floor rate 8.95%, PIK Interest 2.25%, 5.69% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[12],[21],[26] 2026-01   2026-01  
Basis spread variable rate [9],[11],[12],[21],[26] 1.20%   1.20%  
Interest rate floor [9],[11],[12],[21],[26] 8.95%   8.95%  
Interest rate paid in kind [9],[11],[12],[21],[26] 2.25%   2.25%  
Exit fee rate [9],[11],[12],[21],[26] 5.69%   5.69%  
Principal amount [9],[12],[21],[26] $ 65,770,000      
Investment cost [2],[9],[12],[21],[26] 66,439,000      
Investments, at fair value: [9],[12],[21],[26] $ 67,610,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Tarsus Pharmaceuticals, Inc. Senior Secured, Maturity Date February 2027, Prime + 5.20%, Floor rate 8.45%, 4.75% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[17],[24]   2027-02   2027-02
Basis spread variable rate [7],[8],[17],[24]   5.20%   5.20%
Interest rate floor [7],[8],[17],[24]   8.45%   8.45%
Exit fee rate [7],[8],[17],[24]   4.75%   4.75%
Principal amount [7],[17],[24]   $ 8,250,000    
Investment cost [6],[7],[17],[24]   8,274,000    
Investments, at fair value: [7],[17],[24]   $ 8,423,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Tarsus Pharmaceuticals, Inc., Senior Secured, Maturity Date February 2027, Prime + 4.45%, Floor rate 8.45%, Cap rate 11.45%, 4.75% Exit Fee        
Summary of Investment Holdings        
Maturity Date [10],[22],[26] 2027-02   2027-02  
Basis spread variable rate [10],[11],[22],[26] 4.45%   4.45%  
Interest rate floor [10],[11],[22],[26] 8.45%   8.45%  
Interest rate cap [10],[11],[22],[26] 11.45%   11.45%  
Exit fee rate [10],[11],[22],[26] 4.75%   4.75%  
Principal amount [10],[22],[26] $ 12,375,000      
Investment cost [2],[10],[22],[26] 12,488,000      
Investments, at fair value: [10],[22],[26] $ 12,916,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Unity Biotechnology, Inc. Senior Secured, Maturity Date August 2024, Prime + 6.10%, Floor rate 9.35%, 6.25% Exit Fee        
Summary of Investment Holdings        
Maturity Date [17]   2024-08   2024-08
Basis spread variable rate [8],[17]   6.10%   6.10%
Interest rate floor [8],[17]   9.35%   9.35%
Exit fee rate [8],[17]   6.25%   6.25%
Principal amount [17]   $ 20,000,000    
Investment cost [6],[17]   21,079,000    
Investments, at fair value: [17]   $ 20,967,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Valo Health, LLC, Senior Secured, Maturity Date May 2024, Prime + 6.45%, Floor rate 9.70%, 3.85% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2024-05 [10],[21] 2024-05 [15],[17] 2024-05 [10],[21] 2024-05 [15],[17]
Basis spread variable rate 6.45% [10],[11],[21] 6.45% [8],[15],[17] 6.45% [10],[11],[21] 6.45% [8],[15],[17]
Interest rate floor 9.70% [10],[11],[21] 9.70% [8],[15],[17] 9.70% [10],[11],[21] 9.70% [8],[15],[17]
Exit fee rate 3.85% [10],[11],[21] 3.85% [8],[15],[17] 3.85% [10],[11],[21] 3.85% [8],[15],[17]
Principal amount $ 2,396,000 [10],[21] $ 8,146,000 [15],[17]    
Investment cost 2,808,000 [2],[10],[21] 8,416,000 [6],[15],[17]    
Investments, at fair value: $ 2,808,000 [10],[21] $ 8,410,000 [15],[17]    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Verona Pharma, Inc., Senior Secured, Maturity Date December 2028, 1-month SOFR + 5.85%, Floor rate 11.19%, Cap rate 13.19%, 3.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date [26],[27] 2028-12   2028-12  
Basis spread variable rate [11],[26],[27] 5.85%   5.85%  
Interest rate floor [11],[26],[27] 11.19%   11.19%  
Interest rate cap [11],[26],[27] 13.19%   13.19%  
Exit fee rate [11],[26],[27] 3.50%   3.50%  
Principal amount [26],[27] $ 15,750,000      
Investment cost [2],[26],[27] 15,646,000      
Investments, at fair value: [26],[27] $ 15,646,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Viridian Therapeutics, Inc. Senior Secured, Maturity Date October 2026, Prime + 4.20%, Floor rate 7.45%, Cap rate 8.95%, 4.76% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[17],[24]   2026-10   2026-10
Basis spread variable rate [7],[8],[17],[24]   4.20%   4.20%
Interest rate floor [7],[8],[17],[24]   7.45%   7.45%
Interest rate cap [7],[8],[17],[24]   8.95%   8.95%
Exit fee rate [7],[8],[17],[24]   4.76%   4.76%
Principal amount [7],[17],[24]   $ 2,000,000    
Investment cost [6],[7],[17],[24]   2,012,000    
Investments, at fair value: [7],[17],[24]   $ 1,934,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Viridian Therapeutics, Inc., Senior Secured, Maturity Date October 2026, Prime + 4.20%, Floor rate 7.45%, Cap rate 8.95%, 6.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [10],[26] 2026-10   2026-10  
Basis spread variable rate [10],[11],[26] 4.20%   4.20%  
Interest rate floor [10],[11],[26] 7.45%   7.45%  
Interest rate cap [10],[11],[26] 8.95%   8.95%  
Exit fee rate [10],[11],[26] 6.00%   6.00%  
Principal amount [10],[26] $ 8,000,000      
Investment cost [2],[10],[26] 8,057,000      
Investments, at fair value: [10],[26] $ 8,023,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and X4 Pharmaceuticals, Inc. Senior Secured, Maturity Date July 2024, Prime + 3.75%, Floor rate 8.75%, 8.80% Exit Fee        
Summary of Investment Holdings        
Maturity Date [15],[17],[18]   2024-07   2024-07
Basis spread variable rate [8],[15],[17],[18]   3.75%   3.75%
Interest rate floor [8],[15],[17],[18]   8.75%   8.75%
Exit fee rate [8],[15],[17],[18]   8.80%   8.80%
Principal amount [15],[17],[18]   $ 32,500,000    
Investment cost [6],[15],[17],[18]   33,705,000    
Investments, at fair value: [15],[17],[18]   $ 33,700,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and X4 Pharmaceuticals, Inc., Senior Secured, Maturity Date October 2026, Prime + 3.15%, Floor rate 10.15%, 3.80% Exit Fee        
Summary of Investment Holdings        
Maturity Date [10],[12],[21] 2026-10   2026-10  
Basis spread variable rate [10],[11],[12],[21] 3.15%   3.15%  
Interest rate floor [10],[11],[12],[21] 10.15%   10.15%  
Exit fee rate [10],[11],[12],[21] 3.80%   3.80%  
Principal amount [10],[12],[21] $ 55,000,000      
Investment cost [2],[10],[12],[21] 54,680,000      
Investments, at fair value: [10],[12],[21] $ 55,417,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and enGene, Inc. Senior Secured, Maturity Date January 2028, Prime + 0.75%, Floor rate 9.25%, Cap rate 9.75%, PIK Interest 1.15%, 5.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date [26],[27] 2028-01   2028-01  
Basis spread variable rate [11],[26],[27] 0.75%   0.75%  
Interest rate floor [11],[26],[27] 9.25%   9.25%  
Interest rate cap [11],[26],[27] 9.75%   9.75%  
Interest rate paid in kind [11],[26],[27] 1.15%   1.15%  
Exit fee rate [11],[26],[27] 5.50%   5.50%  
Principal amount [26],[27] $ 15,750,000      
Investment cost [2],[26],[27] 15,550,000      
Investments, at fair value: [26],[27] $ 15,550,000      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and enGene, Inc. Senior Secured, Maturity Date July 2025, Prime + 5.00%, Floor rate 8.25%, 6.35% Exit Fee        
Summary of Investment Holdings        
Maturity Date [17],[18],[24],[25]   2025-07   2025-07
Basis spread variable rate [8],[17],[18],[24],[25]   5.00%   5.00%
Interest rate floor [8],[17],[18],[24],[25]   8.25%   8.25%
Exit fee rate [8],[17],[18],[24],[25]   6.35%   6.35%
Principal amount [17],[18],[24],[25]   $ 11,000,000    
Investment cost [6],[17],[18],[24],[25]   11,072,000    
Investments, at fair value: [17],[18],[24],[25]   $ 11,067,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and uniQure B.V. Senior Secured, Maturity Date December 2025, Prime + 4.70%, Floor rate 7.95%, 7.28% Exit Fee        
Summary of Investment Holdings        
Maturity Date [15],[18],[19],[24],[25]   2025-12   2025-12
Basis spread variable rate [8],[15],[18],[19],[24],[25]   4.70%   4.70%
Interest rate floor [8],[15],[18],[19],[24],[25]   7.95%   7.95%
Exit fee rate [8],[15],[18],[19],[24],[25]   7.28%   7.28%
Principal amount [15],[18],[19],[24],[25]   $ 70,000,000    
Investment cost [6],[15],[18],[19],[24],[25]   72,329,000    
Investments, at fair value: [15],[18],[19],[24],[25]   $ 73,019,000    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and uniQure B.V., Senior Secured, Maturity Date January 2027, Prime + 4.70%, Floor rate 7.95%, 6.10% Exit Fee        
Summary of Investment Holdings        
Maturity Date [12],[21],[26],[27] 2027-01   2027-01  
Basis spread variable rate [11],[12],[21],[26],[27] 4.70%   4.70%  
Interest rate floor [11],[12],[21],[26],[27] 7.95%   7.95%  
Exit fee rate [11],[12],[21],[26],[27] 6.10%   6.10%  
Principal amount [12],[21],[26],[27] $ 70,000,000      
Investment cost [2],[12],[21],[26],[27] 71,157,000      
Investments, at fair value: [12],[21],[26],[27] $ 73,318,000      
Investment, Identifier [Axis]: Debt Investments Electronics & Computer Hardware (1.05%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 1.05%   1.05%  
Investment cost [2] $ 18,348,000      
Investments, at fair value: $ 18,982,000      
Investment, Identifier [Axis]: Debt Investments Electronics & Computer Hardware (1.34%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   1.34%   1.34%
Investment cost [6]   $ 18,171,000    
Investments, at fair value:   $ 18,723,000    
Investment, Identifier [Axis]: Debt Investments Electronics & Computer Hardware and Locus Robotics Corp. Senior Secured, Maturity Date June 2026, Prime + 4.50%, Floor rate 8.00%, 1.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [13]   2026-06   2026-06
Basis spread variable rate [8],[13]   4.50%   4.50%
Interest rate floor [8],[13]   8.00%   8.00%
Exit fee rate [8],[13]   1.00%   1.00%
Principal amount [13]   $ 18,281,000    
Investment cost [6],[13]   18,171,000    
Investments, at fair value: [13]   $ 18,723,000    
Investment, Identifier [Axis]: Debt Investments Electronics & Computer Hardware and Locus Robotics Corp., Senior Secured, Maturity Date June 2026, Prime + 4.50%, Floor rate 8.00%, 4.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [20] 2026-06   2026-06  
Basis spread variable rate [11],[20] 4.50%   4.50%  
Interest rate floor [11],[20] 8.00%   8.00%  
Exit fee rate [11],[20] 4.00%   4.00%  
Principal amount [20] $ 18,281,000      
Investment cost [2],[20] 18,348,000      
Investments, at fair value: [20] $ 18,982,000      
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other (13.98%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   13.98%   13.98%
Investment cost [6]   $ 196,342,000    
Investments, at fair value:   $ 195,855,000    
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other (16.56%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 16.56%   16.56%  
Investment cost [2] $ 301,164,000      
Investments, at fair value: $ 298,523,000      
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other and Better Therapeutics, Inc. Senior Secured, Maturity Date August 2025, Prime + 5.70%, Floor rate 8.95%, 5.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [30]   2025-08   2025-08
Basis spread variable rate [8],[30]   5.70%   5.70%
Interest rate floor [8],[30]   8.95%   8.95%
Exit fee rate [8],[30]   5.95%   5.95%
Principal amount [30]   $ 12,000,000    
Investment cost [6],[30]   12,162,000    
Investments, at fair value: [30]   $ 12,053,000    
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other and Better Therapeutics, Inc., Senior Secured, Maturity Date August 2025, Prime + 5.70%, Floor rate 8.95%, 5.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1] 2025-08   2025-08  
Basis spread variable rate [1],[11] 5.70%   5.70%  
Interest rate floor [1],[11] 8.95%   8.95%  
Exit fee rate [1],[11] 5.95%   5.95%  
Principal amount [1] $ 10,865,000      
Investment cost [1],[2] 11,285,000      
Investments, at fair value: [1] $ 8,455,000      
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other and Blue Sprig Pediatrics, Inc. Senior Secured, Maturity Date November 2026, 1-month LIBOR + 5.00%, Floor rate 6.00%, PIK Interest 4.45%        
Summary of Investment Holdings        
Maturity Date [14],[15],[17]   2026-11   2026-11
Basis spread variable rate [8],[14],[15],[17]   5.00%   5.00%
Interest rate floor [8],[14],[15],[17]   6.00%   6.00%
Interest rate paid in kind [8],[14],[15],[17]   4.45%   4.45%
Principal amount [14],[15],[17]   $ 51,480,000    
Investment cost [6],[14],[15],[17]   50,813,000    
Investments, at fair value: [14],[15],[17]   $ 49,732,000    
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other and Blue Sprig Pediatrics, Inc., Senior Secured, Maturity Date November 2026, 1-month SOFR + 5.11%, Floor rate 6.00%, PIK Interest 4.45%        
Summary of Investment Holdings        
Maturity Date [9],[10],[21] 2026-11   2026-11  
Basis spread variable rate [9],[10],[11],[21] 5.11%   5.11%  
Interest rate floor [9],[10],[11],[21] 6.00%   6.00%  
Interest rate paid in kind [9],[10],[11],[21] 4.45%   4.45%  
Principal amount [9],[10],[21] $ 69,032,000      
Investment cost [2],[9],[10],[21] 68,277,000      
Investments, at fair value: [9],[10],[21] $ 68,393,000      
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other and Carbon Health Technologies, Inc. Senior Secured, Maturity Date March 2025, Prime + 5.60%, Floor rate 8.85%, 4.61% Exit Fee        
Summary of Investment Holdings        
Maturity Date [13],[15],[17]   2025-03   2025-03
Basis spread variable rate [8],[13],[15],[17]   5.60%   5.60%
Interest rate floor [8],[13],[15],[17]   8.85%   8.85%
Exit fee rate [8],[13],[15],[17]   4.61%   4.61%
Principal amount [13],[15],[17]   $ 46,125,000    
Investment cost [6],[13],[15],[17]   46,552,000    
Investments, at fair value: [13],[15],[17]   $ 46,548,000    
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other and Carbon Health Technologies, Inc., Senior Secured, Maturity Date March 2025, Prime + 5.60%, Floor rate 8.85%, 4.61% Exit Fee        
Summary of Investment Holdings        
Maturity Date [10],[21] 2025-03   2025-03  
Basis spread variable rate [10],[11],[21] 5.60%   5.60%  
Interest rate floor [10],[11],[21] 8.85%   8.85%  
Exit fee rate [10],[11],[21] 4.61%   4.61%  
Principal amount [10],[21] $ 46,125,000      
Investment cost [2],[10],[21] 47,193,000      
Investments, at fair value: [10],[21] $ 46,242,000      
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other and Equality Health, LLC, Senior Secured, Maturity Date February 2026, Prime + 6.25%, Floor rate 9.50%, PIK Interest 1.55%        
Summary of Investment Holdings        
Maturity Date 2026-02 [9],[12],[21] 2026-02 [14],[18] 2026-02 [9],[12],[21] 2026-02 [14],[18]
Basis spread variable rate 6.25% [9],[11],[12],[21] 6.25% [8],[14],[18] 6.25% [9],[11],[12],[21] 6.25% [8],[14],[18]
Interest rate floor 9.50% [9],[11],[12],[21] 9.50% [8],[14],[18] 9.50% [9],[11],[12],[21] 9.50% [8],[14],[18]
Interest rate paid in kind 1.55% [9],[11],[12],[21] 1.55% [8],[14],[18] 1.55% [9],[11],[12],[21] 1.55% [8],[14],[18]
Principal amount $ 54,425,000 [9],[12],[21] $ 53,587,000 [14],[18]    
Investment cost 54,142,000 [2],[9],[12],[21] 53,164,000 [6],[14],[18]    
Investments, at fair value: $ 54,697,000 [9],[12],[21] $ 53,871,000 [14],[18]    
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other and Main Street Rural, Inc., Senior Secured, Maturity Date July 2027, Prime + 1.95%, Floor rate 9.95%, 6.85% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1],[22] 2027-07   2027-07  
Basis spread variable rate [1],[11],[22] 1.95%   1.95%  
Interest rate floor [1],[11],[22] 9.95%   9.95%  
Exit fee rate [1],[11],[22] 6.85%   6.85%  
Principal amount [1],[22] $ 24,500,000      
Investment cost [1],[2],[22] 24,476,000      
Investments, at fair value: [1],[22] $ 24,929,000      
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other and Modern Life, Inc., Senior Secured, Maturity Date February 2027, Prime + 2.75%, Floor rate 8.75%, 5.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [10],[22] 2027-02   2027-02  
Basis spread variable rate [10],[11],[22] 2.75%   2.75%  
Interest rate floor [10],[11],[22] 8.75%   8.75%  
Exit fee rate [10],[11],[22] 5.00%   5.00%  
Principal amount [10],[22] $ 13,000,000      
Investment cost [2],[10],[22] 12,888,000      
Investments, at fair value: [10],[22] $ 13,111,000      
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other and Oak Street Health, Inc. Senior Secured, Maturity Date October 2027, Prime + 2.45%, Floor rate 7.95%, Cap rate 9.45%, PIK Interest 1.00%, 4.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[14],[24]   2027-10   2027-10
Basis spread variable rate [7],[8],[14],[24]   2.45%   2.45%
Interest rate floor [7],[8],[14],[24]   7.95%   7.95%
Interest rate cap [7],[8],[14],[24]   9.45%   9.45%
Interest rate paid in kind [7],[8],[14],[24]   1.00%   1.00%
Exit fee rate [7],[8],[14],[24]   4.95%   4.95%
Principal amount [7],[14],[24]   $ 33,808,000    
Investment cost [6],[7],[14],[24]   33,651,000    
Investments, at fair value: [7],[14],[24]   $ 33,651,000    
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other and Recover Together, Inc., Senior Secured, Maturity Date July 2027, Prime + 1.90%, Floor rate 10.15%, 7.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2027-07   2027-07  
Basis spread variable rate [11] 1.90%   1.90%  
Interest rate floor [11] 10.15%   10.15%  
Exit fee rate [11] 7.50%   7.50%  
Principal amount $ 35,000,000      
Investment cost [2] 34,683,000      
Investments, at fair value: $ 34,683,000      
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other and Strive Health Holdings, LLC, Senior Secured, Maturity Date September 2027, Prime + 0.70%, Floor rate 9.20%, 5.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1] 2027-09   2027-09  
Basis spread variable rate [1],[11] 0.70%   0.70%  
Interest rate floor [1],[11] 9.20%   9.20%  
Exit fee rate [1],[11] 5.95%   5.95%  
Principal amount [1] $ 12,000,000      
Investment cost [1],[2] 11,868,000      
Investments, at fair value: [1] $ 11,868,000      
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other and Vida Health, Inc., Senior Secured, Maturity Date March 2026, 9.20% + Lower of (Prime - 3.25%) or 1.00%, Floor rate 9.20%, Cap rate 10.20%, 4.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [21] 2026-03   2026-03  
Basis spread variable rate [11],[21] 3.25%   3.25%  
Interest rate floor [11],[21] 9.20%   9.20%  
Interest rate cap [11],[21] 10.20%   10.20%  
Exit fee rate [11],[21] 4.95%   4.95%  
Principal amount [21] $ 36,500,000      
Investment cost [2],[21] 36,352,000      
Investments, at fair value: [21] $ 36,145,000      
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other and Vida Health, Inc., Senior Secured, Maturity Date March 2026, 9.20% + Lower of (Prime - 3.25%) or 1.00%, Floor rate 9.20%, Cap rate 10.20%, 4.95% Exit Fee | Minimum        
Summary of Investment Holdings        
Basis spread variable rate [11],[21] 1.00%   1.00%  
Investment, Identifier [Axis]: Debt Investments Information Services (3.72%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   3.72%   3.72%
Investment cost [6]   $ 52,619,000    
Investments, at fair value:   $ 52,075,000    
Investment, Identifier [Axis]: Debt Investments Information Services (6.65%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 6.65%   6.65%  
Investment cost [2] $ 117,099,000      
Investments, at fair value: $ 119,876,000      
Investment, Identifier [Axis]: Debt Investments Information Services and Capella Space Corp. Senior Secured, Maturity Date November 2025, Prime + 5.00%, Floor rate 8.25%, PIK Interest 1.10%, 7.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [13],[14],[30]   2025-11   2025-11
Basis spread variable rate [8],[13],[14],[30]   5.00%   5.00%
Interest rate floor [8],[13],[14],[30]   8.25%   8.25%
Interest rate paid in kind [8],[13],[14],[30]   1.10%   1.10%
Exit fee rate [8],[13],[14],[30]   7.00%   7.00%
Principal amount [13],[14],[30]   $ 20,250,000    
Investment cost [6],[13],[14],[30]   20,506,000    
Investments, at fair value: [13],[14],[30]   $ 20,574,000    
Investment, Identifier [Axis]: Debt Investments Information Services and Capella Space Corp., Senior Secured, Maturity Date November 2025, Prime + 5.00%, Floor rate 8.25%, PIK Interest 1.10%, 7.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1],[9] 2025-11   2025-11  
Basis spread variable rate [1],[9],[11] 5.00%   5.00%  
Interest rate floor [1],[9],[11] 8.25%   8.25%  
Interest rate paid in kind [1],[9],[11] 1.10%   1.10%  
Exit fee rate [1],[9],[11] 7.00%   7.00%  
Principal amount [1],[9] $ 20,477,000      
Investment cost [1],[2],[9] 21,166,000      
Investments, at fair value: [1],[9] $ 21,351,000      
Investment, Identifier [Axis]: Debt Investments Information Services and Checkr Group, Inc., Senior Secured, Maturity Date August 2028, Prime + 1.45%, Floor rate 8.00%, PIK Interest 2.00%, 2.75% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[22] 2028-08   2028-08  
Basis spread variable rate [9],[11],[22] 1.45%   1.45%  
Interest rate floor [9],[11],[22] 8.00%   8.00%  
Interest rate paid in kind [9],[11],[22] 2.00%   2.00%  
Exit fee rate [9],[11],[22] 2.75%   2.75%  
Principal amount [9],[22] $ 47,621,000      
Investment cost [2],[9],[22] 47,460,000      
Investments, at fair value: [9],[22] $ 49,382,000      
Investment, Identifier [Axis]: Debt Investments Information Services and Saama Technologies, LLC, Senior Secured, Maturity Date July 2027, Prime + 0.70%, Floor rate 8.95%, PIK Interest 2.00%, 2.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[22] 2027-07   2027-07  
Basis spread variable rate [9],[11],[22] 0.70%   0.70%  
Interest rate floor [9],[11],[22] 8.95%   8.95%  
Interest rate paid in kind [9],[11],[22] 2.00%   2.00%  
Exit fee rate [9],[11],[22] 2.95%   2.95%  
Principal amount [9],[22] $ 11,725,000      
Investment cost [2],[9],[22] 11,627,000      
Investments, at fair value: [9],[22] $ 11,876,000      
Investment, Identifier [Axis]: Debt Investments Information Services and Signal Media Limited, Senior Secured, Maturity Date June 2025, Prime + 5.50%, Floor rate 9.00%, Cap rate 12.00%, 3.45% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2025-06 [26],[27] 2025-06 [7],[24],[25] 2025-06 [26],[27] 2025-06 [7],[24],[25]
Basis spread variable rate 5.50% [11],[26],[27] 5.50% [7],[8],[24],[25] 5.50% [11],[26],[27] 5.50% [7],[8],[24],[25]
Interest rate floor 9.00% [11],[26],[27] 9.00% [7],[8],[24],[25] 9.00% [11],[26],[27] 9.00% [7],[8],[24],[25]
Interest rate cap 12.00% [11],[26],[27] 12.00% [7],[8],[24],[25] 12.00% [11],[26],[27] 12.00% [7],[8],[24],[25]
Exit fee rate 3.45% [11],[26],[27] 3.45% [7],[8],[24],[25] 3.45% [11],[26],[27] 3.45% [7],[8],[24],[25]
Principal amount $ 5,400,000 [26],[27] $ 750,000 [7],[24],[25]    
Investment cost 5,364,000 [2],[26],[27] 742,000 [6],[7],[24],[25]    
Investments, at fair value: $ 5,392,000 [26],[27] $ 738,000 [7],[24],[25]    
Investment, Identifier [Axis]: Debt Investments Information Services and Yipit, LLC, Senior Secured, Maturity Date September 2026, 1-month SOFR + 8.45%, Floor rate 9.35%        
Summary of Investment Holdings        
Maturity Date [22],[23] 2026-09   2026-09  
Basis spread variable rate [11],[22],[23] 8.45%   8.45%  
Interest rate floor [11],[22],[23] 9.35%   9.35%  
Principal amount [22],[23] $ 31,875,000      
Investment cost [2],[22],[23] 31,482,000      
Investments, at fair value: [22],[23] $ 31,875,000      
Investment, Identifier [Axis]: Debt Investments Information Services and Yipit, LLC, Senior Secured, Maturity Date September 2026, 1-month SOFR + 9.08%, Floor rate 10.08%        
Summary of Investment Holdings        
Maturity Date [7],[16]   2026-09   2026-09
Basis spread variable rate [7],[8],[16]   9.08%   9.08%
Interest rate floor [7],[8],[16]   10.08%   10.08%
Principal amount [7],[16]   $ 31,875,000    
Investment cost [6],[7],[16]   31,371,000    
Investments, at fair value: [7],[16]   $ 30,763,000    
Investment, Identifier [Axis]: Debt Investments Manufacturing Technology (0.44%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.44%   0.44%  
Investment cost [2] $ 8,064,000      
Investments, at fair value: $ 8,006,000      
Investment, Identifier [Axis]: Debt Investments Manufacturing Technology (2.99%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   2.99%   2.99%
Investment cost [6]   $ 41,568,000    
Investments, at fair value:   $ 41,953,000    
Investment, Identifier [Axis]: Debt Investments Manufacturing Technology and Bright Machines, Inc. Senior Secured, Maturity Date April 2025, Prime + 4.00%, Floor rate 9.50%, 5.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [17]   2025-04   2025-04
Basis spread variable rate [8],[17]   4.00%   4.00%
Interest rate floor [8],[17]   9.50%   9.50%
Exit fee rate [8],[17]   5.00%   5.00%
Principal amount [17]   $ 11,050,000    
Investment cost [6],[17]   10,832,000    
Investments, at fair value: [17]   $ 10,832,000    
Investment, Identifier [Axis]: Debt Investments Manufacturing Technology and Bright Machines, Inc., Senior Secured, Maturity Date May 2025, Prime + 4.00%, Floor rate 9.50%, 5.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [10] 2025-05   2025-05  
Basis spread variable rate [10],[11] 4.00%   4.00%  
Interest rate floor [10],[11] 9.50%   9.50%  
Exit fee rate [10],[11] 5.00%   5.00%  
Principal amount [10] $ 7,827,000      
Investment cost [2],[10] 8,064,000      
Investments, at fair value: [10] $ 8,006,000      
Investment, Identifier [Axis]: Debt Investments Manufacturing Technology and MacroFab, Inc. Senior Secured, Maturity Date March 2026, Prime + 4.35%, Floor rate 7.60%, PIK Interest 1.25%, 4.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[14]   2026-03   2026-03
Basis spread variable rate [7],[8],[14]   4.35%   4.35%
Interest rate floor [7],[8],[14]   7.60%   7.60%
Interest rate paid in kind [7],[8],[14]   1.25%   1.25%
Exit fee rate [7],[8],[14]   4.50%   4.50%
Principal amount [7],[14]   $ 17,137,000    
Investment cost [6],[7],[14]   16,766,000    
Investments, at fair value: [7],[14]   $ 16,917,000    
Investment, Identifier [Axis]: Debt Investments Manufacturing Technology and Ouster, Inc. Senior Secured, Maturity Date May 2026, Prime + 6.15%, Floor rate 9.40%, 7.45% Exit Fee        
Summary of Investment Holdings        
Maturity Date [17],[24]   2026-05   2026-05
Basis spread variable rate [8],[17],[24]   6.15%   6.15%
Interest rate floor [8],[17],[24]   9.40%   9.40%
Exit fee rate [8],[17],[24]   7.45%   7.45%
Principal amount [17],[24]   $ 14,000,000    
Investment cost [6],[17],[24]   13,970,000    
Investments, at fair value: [17],[24]   $ 14,204,000    
Investment, Identifier [Axis]: Debt Investments Media/Content/Info (0.69%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.69%   0.69%  
Investment cost [2] $ 12,340,000      
Investments, at fair value: $ 12,469,000      
Investment, Identifier [Axis]: Debt Investments Media/Content/Info and Fever Labs, Inc., Senior Secured, Maturity Date December 2025, Prime + 3.50%, Floor rate 9.00%, 3.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [20] 2025-12   2025-12  
Basis spread variable rate [11],[20] 3.50%   3.50%  
Interest rate floor [11],[20] 9.00%   9.00%  
Exit fee rate [11],[20] 3.00%   3.00%  
Principal amount [20] $ 1,333,000      
Investment cost [2],[20] 1,342,000      
Investments, at fair value: [20] $ 1,351,000      
Investment, Identifier [Axis]: Debt Investments Media/Content/Info and Fever Labs, Inc., Senior Secured, Maturity Date June 2026, Prime + 3.50%, Floor rate 9.00%, 3.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [20] 2026-06   2026-06  
Basis spread variable rate [11],[20] 3.50%   3.50%  
Interest rate floor [11],[20] 9.00%   9.00%  
Exit fee rate [11],[20] 3.00%   3.00%  
Principal amount [20] $ 1,667,000      
Investment cost [2],[20] 1,647,000      
Investments, at fair value: [20] $ 1,653,000      
Investment, Identifier [Axis]: Debt Investments Media/Content/Info and Fever Labs, Inc., Senior Secured, Maturity Date March 2026, Prime + 3.50%, Floor rate 9.00%, 3.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [20] 2026-03   2026-03  
Basis spread variable rate [11],[20] 3.50%   3.50%  
Interest rate floor [11],[20] 9.00%   9.00%  
Exit fee rate [11],[20] 3.00%   3.00%  
Principal amount [20] $ 1,500,000      
Investment cost [2],[20] 1,501,000      
Investments, at fair value: [20] $ 1,509,000      
Investment, Identifier [Axis]: Debt Investments Media/Content/Info and Fever Labs, Inc., Senior Secured, Maturity Date September 2025, Prime + 3.50%, Floor rate 9.00%, 3.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [20] 2025-09   2025-09  
Basis spread variable rate [11],[20] 3.50%   3.50%  
Interest rate floor [11],[20] 9.00%   9.00%  
Exit fee rate [11],[20] 3.00%   3.00%  
Principal amount [20] $ 1,167,000      
Investment cost [2],[20] 1,178,000      
Investments, at fair value: [20] $ 1,188,000      
Investment, Identifier [Axis]: Debt Investments Media/Content/Info and Fever Labs, Inc., Senior Secured, Maturity Date September 2026, Prime + 3.50%, Floor rate 9.00%, 4.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [20] 2026-09   2026-09  
Basis spread variable rate [11],[20] 3.50%   3.50%  
Interest rate floor [11],[20] 9.00%   9.00%  
Exit fee rate [11],[20] 4.00%   4.00%  
Principal amount [20] $ 6,667,000      
Investment cost [2],[20] 6,672,000      
Investments, at fair value: [20] 6,768,000      
Investment, Identifier [Axis]: Debt Investments Media/Content/Info and Total Fever Labs, Inc.        
Summary of Investment Holdings        
Principal amount 12,334,000      
Investment cost [2] 12,340,000      
Investments, at fair value: $ 12,469,000      
Investment, Identifier [Axis]: Debt Investments Medical Devices & Equipment (1.20%)        
Summary of Investment Holdings        
Investment owned, percent of net assets 1.20%   1.20%  
Investment cost [2] $ 21,572,000      
Investments, at fair value: $ 21,572,000      
Investment, Identifier [Axis]: Debt Investments Medical Devices & Equipment and Senseonics Holdings, Inc. Maturity Date September 2027, Prime + 1.40%, Floor rate 9.90%, 6.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [22] 2027-09   2027-09  
Basis spread variable rate [11],[22] 1.40%   1.40%  
Interest rate floor [11],[22] 9.90%   9.90%  
Exit fee rate [11],[22] 6.95%   6.95%  
Principal amount [22] $ 21,875,000      
Investment cost [2],[22] 21,572,000      
Investments, at fair value: [22] $ 21,572,000      
Investment, Identifier [Axis]: Debt Investments Semiconductors (1.51%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   1.51%   1.51%
Investment cost [6]   $ 19,639,000    
Investments, at fair value:   $ 21,192,000    
Investment, Identifier [Axis]: Debt Investments Semiconductors and Fungible, Inc. Senior Secured, Maturity Date December 2024, Prime + 5.00%, Floor rate 8.25%, 4.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [13],[30]   2024-12   2024-12
Basis spread variable rate [8],[13],[30]   5.00%   5.00%
Interest rate floor [8],[13],[30]   8.25%   8.25%
Exit fee rate [8],[13],[30]   4.95%   4.95%
Principal amount [13],[30]   $ 20,000,000    
Investment cost [6],[13],[30]   19,639,000    
Investments, at fair value: [13],[30]   $ 21,192,000    
Investment, Identifier [Axis]: Debt Investments Software (40.39%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 40.39%   40.39%  
Investment cost [2] $ 751,108,000      
Investments, at fair value: 728,139,000      
Investment, Identifier [Axis]: Debt Investments Software (54.28%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   54.28%   54.28%
Investment cost [6]   $ 762,371,000    
Investments, at fair value:   760,679,000    
Investment, Identifier [Axis]: Debt Investments Software and 3GTMS, LLC        
Summary of Investment Holdings        
Principal amount 15,100,000 13,176,000    
Investment cost 15,017,000 [2] 13,035,000 [6]    
Investments, at fair value: $ 15,089,000 $ 12,998,000    
Investment, Identifier [Axis]: Debt Investments Software and 3GTMS, LLC, Senior Secured, Maturity Date February 2025, 3-month LIBOR + 6.57%, Floor rate 7.57%        
Summary of Investment Holdings        
Maturity Date [16]   2025-02   2025-02
Basis spread variable rate [8],[16]   6.57%   6.57%
Interest rate floor [8],[16]   7.57%   7.57%
Principal amount [16]   $ 2,750,000    
Investment cost [6],[16]   2,744,000    
Investments, at fair value: [16]   $ 2,681,000    
Investment, Identifier [Axis]: Debt Investments Software and 3GTMS, LLC, Senior Secured, Maturity Date February 2025, 3-month LIBOR + 9.28%, Floor rate 10.28%        
Summary of Investment Holdings        
Maturity Date [15],[16]   2025-02   2025-02
Basis spread variable rate [8],[15],[16]   9.28%   9.28%
Interest rate floor [8],[15],[16]   10.28%   10.28%
Principal amount [15],[16]   $ 10,426,000    
Investment cost [6],[15],[16]   10,291,000    
Investments, at fair value: [15],[16]   $ 10,317,000    
Investment, Identifier [Axis]: Debt Investments Software and 3GTMS, LLC, Senior Secured, Maturity Date February 2025, 3-month SOFR + 6.88%, Floor rate 7.78%        
Summary of Investment Holdings        
Maturity Date [22],[23] 2025-02   2025-02  
Basis spread variable rate [11],[22],[23] 6.88%   6.88%  
Interest rate floor [11],[22],[23] 7.78%   7.78%  
Principal amount [22],[23] $ 1,990,000      
Investment cost [2],[22],[23] 1,988,000      
Investments, at fair value: [22],[23] $ 1,986,000      
Investment, Identifier [Axis]: Debt Investments Software and 3GTMS, LLC, Senior Secured, Maturity Date February 2025, 3-month SOFR + 9.70%, Floor rate 10.60%        
Summary of Investment Holdings        
Maturity Date [21],[22],[23] 2025-02   2025-02  
Basis spread variable rate [11],[21],[22],[23] 9.70%   9.70%  
Interest rate floor [11],[21],[22],[23] 10.60%   10.60%  
Principal amount [21],[22],[23] $ 13,110,000      
Investment cost [2],[21],[22],[23] 13,029,000      
Investments, at fair value: [21],[22],[23] $ 13,103,000      
Investment, Identifier [Axis]: Debt Investments Software and Agilence, Inc. Senior Secured, Maturity Date October 2026, 1-month BSBY + 9.00%, Floor rate 10.00%        
Summary of Investment Holdings        
Maturity Date 2026-10 [12],[22],[23] 2026-10 [7],[16],[18] 2026-10 [12],[22],[23] 2026-10 [7],[16],[18]
Basis spread variable rate 9.00% [11],[12],[22],[23] 9.00% [7],[8],[16],[18] 9.00% [11],[12],[22],[23] 9.00% [7],[8],[16],[18]
Interest rate floor 10.00% [11],[12],[22],[23] 10.00% [7],[8],[16],[18] 10.00% [11],[12],[22],[23] 10.00% [7],[8],[16],[18]
Principal amount $ 9,212,000 [12],[22],[23] $ 9,306,000 [7],[16],[18]    
Investment cost 9,040,000 [2],[12],[22],[23] 9,088,000 [6],[7],[16],[18]    
Investments, at fair value: $ 9,212,000 [12],[22],[23] $ 8,977,000 [7],[16],[18]    
Investment, Identifier [Axis]: Debt Investments Software and Alchemer LLC, Senior Secured, Maturity Date May 2028, 1-month SOFR + 7.89%, Floor rate 8.89%        
Summary of Investment Holdings        
Maturity Date [7],[16]   2028-05   2028-05
Basis spread variable rate [7],[8],[16]   7.89%   7.89%
Interest rate floor [7],[8],[16]   8.89%   8.89%
Principal amount [7],[16]   $ 20,463,000    
Investment cost [6],[7],[16]   19,999,000    
Investments, at fair value: [7],[16]   $ 20,123,000    
Investment, Identifier [Axis]: Debt Investments Software and Alchemer LLC, Senior Secured, Maturity Date May 2028, 1-month SOFR + 8.14%, Floor rate 9.14%        
Summary of Investment Holdings        
Maturity Date [10],[22],[23] 2028-05   2028-05  
Basis spread variable rate [10],[11],[22],[23] 8.14%   8.14%  
Interest rate floor [10],[11],[22],[23] 9.14%   9.14%  
Principal amount [10],[22],[23] $ 20,908,000      
Investment cost [2],[10],[22],[23] 20,508,000      
Investments, at fair value: [10],[22],[23] $ 21,297,000      
Investment, Identifier [Axis]: Debt Investments Software and Allvue Systems, LLC, Senior Secured, Maturity Date September 2029, 6-month SOFR + 7.25%, Floor rate 8.25%        
Summary of Investment Holdings        
Maturity Date [22] 2029-09   2029-09  
Basis spread variable rate [11],[22] 7.25%   7.25%  
Interest rate floor [11],[22] 8.25%   8.25%  
Principal amount [22] $ 36,410,000      
Investment cost [2],[22] 35,530,000      
Investments, at fair value: [22] $ 35,530,000      
Investment, Identifier [Axis]: Debt Investments Software and Annex Cloud, Senior Secured, Maturity Date February 2027, 1-month BSBY + 8.99%, Floor rate 10.00%        
Summary of Investment Holdings        
Maturity Date [7],[17]   2027-02   2027-02
Basis spread variable rate [7],[8],[17]   8.99%   8.99%
Interest rate floor [7],[8],[17]   10.00%   10.00%
Principal amount [7],[17]   $ 8,500,000    
Investment cost [6],[7],[17]   8,292,000    
Investments, at fair value: [7],[17]   $ 8,176,000    
Investment, Identifier [Axis]: Debt Investments Software and Annex Cloud, Senior Secured, Maturity Date February 2027, 1-month BSBY + 9.41%, Floor rate 10.41%        
Summary of Investment Holdings        
Maturity Date [10],[22] 2027-02   2027-02  
Basis spread variable rate [10],[11],[22] 9.41%   9.41%  
Interest rate floor [10],[11],[22] 10.41%   10.41%  
Principal amount [10],[22] $ 9,823,000      
Investment cost [2],[10],[22] 9,649,000      
Investments, at fair value: [10],[22] $ 9,761,000      
Investment, Identifier [Axis]: Debt Investments Software and Automation Anywhere, Inc. Senior Secured, Maturity Date September 2027, Prime + 4.25%, Floor rate 9.00%, 2.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[13],[15]   2027-09   2027-09
Basis spread variable rate [7],[8],[13],[15]   4.25%   4.25%
Interest rate floor [7],[8],[13],[15]   9.00%   9.00%
Exit fee rate [7],[8],[13],[15]   2.50%   2.50%
Principal amount [7],[13],[15]   $ 19,600,000    
Investment cost [6],[7],[13],[15]   19,059,000    
Investments, at fair value: [7],[13],[15]   $ 19,059,000    
Investment, Identifier [Axis]: Debt Investments Software and Automation Anywhere, Inc. Senior Secured, Maturity Date September 2027, Prime + 4.25%, Floor rate 9.00%, 4.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date [20],[21],[22] 2027-09   2027-09  
Basis spread variable rate [11],[20],[21],[22] 4.25%   4.25%  
Interest rate floor [11],[20],[21],[22] 9.00%   9.00%  
Exit fee rate [11],[20],[21],[22] 4.50%   4.50%  
Principal amount [20],[21],[22] $ 19,600,000      
Investment cost [2],[20],[21],[22] 19,345,000      
Investments, at fair value: [20],[21],[22] $ 20,269,000      
Investment, Identifier [Axis]: Debt Investments Software and Babel Street, Senior Secured, Maturity Date December 2027, 3-month SOFR + 7.89%, Floor rate 8.89%        
Summary of Investment Holdings        
Maturity Date 2027-12 [1],[22],[23] 2027-12 [7],[16],[30] 2027-12 [1],[22],[23] 2027-12 [7],[16],[30]
Basis spread variable rate 7.89% [1],[11],[22],[23] 7.89% [7],[8],[16],[30] 7.89% [1],[11],[22],[23] 7.89% [7],[8],[16],[30]
Interest rate floor 8.89% [1],[11],[22],[23] 8.89% [7],[8],[16],[30] 8.89% [1],[11],[22],[23] 8.89% [7],[8],[16],[30]
Principal amount $ 45,000,000 [1],[22],[23] $ 45,000,000 [7],[16],[30]    
Investment cost 43,983,000 [1],[2],[22],[23] 43,801,000 [6],[7],[16],[30]    
Investments, at fair value: $ 44,928,000 [1],[22],[23] $ 43,801,000 [7],[16],[30]    
Investment, Identifier [Axis]: Debt Investments Software and Brain Corporation, Senior Secured, Maturity Date April 2025, PRIME + 3.70%, Floor rate 6.95%, PIK Interest 1.00%, 3.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[14],[17],[30]   2025-04   2025-04
Basis spread variable rate [7],[8],[14],[17],[30]   3.70%   3.70%
Interest rate floor [7],[8],[14],[17],[30]   6.95%   6.95%
Interest rate paid in kind [7],[8],[14],[17],[30]   1.00%   1.00%
Exit fee rate [7],[8],[14],[17],[30]   3.95%   3.95%
Principal amount [7],[14],[17],[30]   $ 20,166,000    
Investment cost [6],[7],[14],[17],[30]   20,242,000    
Investments, at fair value: [7],[14],[17],[30]   $ 20,138,000    
Investment, Identifier [Axis]: Debt Investments Software and Brain Corporation, Senior Secured, Maturity Date April 2026, Prime + 3.70%, Floor rate 9.20%, PIK Interest 1.00%, 3.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1],[9],[10],[22] 2026-04   2026-04  
Basis spread variable rate [1],[9],[10],[11],[22] 3.70%   3.70%  
Interest rate floor [1],[9],[10],[11],[22] 9.20%   9.20%  
Interest rate paid in kind [1],[9],[10],[11],[22] 1.00%   1.00%  
Exit fee rate [1],[9],[10],[11],[22] 3.95%   3.95%  
Principal amount [1],[9],[10],[22] $ 30,415,000      
Investment cost [1],[2],[9],[10],[22] 30,678,000      
Investments, at fair value: [1],[9],[10],[22] $ 30,989,000      
Investment, Identifier [Axis]: Debt Investments Software and Campaign Monitor Limited, Senior Secured, Maturity Date November 2025, 3-month SOFR + 9.05%, Floor rate 9.90%        
Summary of Investment Holdings        
Maturity Date [10],[20] 2025-11   2025-11  
Basis spread variable rate [10],[11],[20] 9.05%   9.05%  
Interest rate floor [10],[11],[20] 9.90%   9.90%  
Principal amount [10],[20] $ 33,000,000      
Investment cost [2],[10],[20] 32,706,000      
Investments, at fair value: [10],[20] $ 33,000,000      
Investment, Identifier [Axis]: Debt Investments Software and Campaign Monitor Limited, Senior Secured, Maturity Date November 2025, 6-month SOFR + 8.90%, Floor rate 9.90%        
Summary of Investment Holdings        
Maturity Date [13],[17]   2025-11   2025-11
Basis spread variable rate [8],[13],[17]   8.90%   8.90%
Interest rate floor [8],[13],[17]   9.90%   9.90%
Principal amount [13],[17]   $ 33,000,000    
Investment cost [6],[13],[17]   32,578,000    
Investments, at fair value: [13],[17]   $ 33,000,000    
Investment, Identifier [Axis]: Debt Investments Software and Catchpoint Systems, Inc., Senior Secured, Maturity Date June 2026, 3-month SOFR + 8.86%, Floor rate 9.76%        
Summary of Investment Holdings        
Maturity Date [16]   2026-06   2026-06
Basis spread variable rate [8],[16]   8.86%   8.86%
Interest rate floor [8],[16]   9.76%   9.76%
Principal amount [16]   $ 10,175,000    
Investment cost [6],[16]   9,980,000    
Investments, at fair value: [16]   $ 9,996,000    
Investment, Identifier [Axis]: Debt Investments Software and Catchpoint Systems, Inc., Senior Secured, Maturity Date November 2025, 3-month SOFR + 9.41%, Floor rate 11.81%        
Summary of Investment Holdings        
Maturity Date [23] 2025-11   2025-11  
Basis spread variable rate [11],[23] 9.41%   9.41%  
Interest rate floor [11],[23] 11.81%   11.81%  
Principal amount [23] $ 10,073,000      
Investment cost [2],[23] 9,931,000      
Investments, at fair value: [23] $ 9,940,000      
Investment, Identifier [Axis]: Debt Investments Software and Ceros, Inc., Senior Secured, Maturity Date September 2026, 6-month LIBOR + 8.99%, Floor rate 9.89%        
Summary of Investment Holdings        
Maturity Date [22],[23] 2026-09   2026-09  
Basis spread variable rate [11],[22],[23] 8.99%   8.99%  
Interest rate floor [11],[22],[23] 9.89%   9.89%  
Principal amount [22],[23] $ 22,867,000      
Investment cost [2],[22],[23] 22,498,000      
Investments, at fair value: [22],[23] $ 23,075,000      
Investment, Identifier [Axis]: Debt Investments Software and Ceros, Inc., Senior Secured, Maturity Date September 2026, 6-month LIBOR + 9.67%, Floor rate 10.67%        
Summary of Investment Holdings        
Maturity Date [7],[16]   2026-09   2026-09
Basis spread variable rate [7],[8],[16]   9.67%   9.67%
Interest rate floor [7],[8],[16]   10.67%   10.67%
Principal amount [7],[16]   $ 21,445,000    
Investment cost [6],[7],[16]   21,003,000    
Investments, at fair value: [7],[16]   $ 21,050,000    
Investment, Identifier [Axis]: Debt Investments Software and CloudBolt Software, Inc., Senior Secured, Maturity Date October 2024, Prime + 6.70%, Floor rate 9.95%, 3.45% Exit Fee        
Summary of Investment Holdings        
Maturity Date [13],[15]   2024-10   2024-10
Basis spread variable rate [8],[13],[15]   6.70%   6.70%
Interest rate floor [8],[13],[15]   9.95%   9.95%
Exit fee rate [8],[13],[15]   3.45%   3.45%
Principal amount [13],[15]   $ 10,000,000    
Investment cost [6],[13],[15]   10,069,000    
Investments, at fair value: [13],[15]   $ 10,498,000    
Investment, Identifier [Axis]: Debt Investments Software and Constructor Corporation, Senior Secured, Maturity Date July 2027, 1-month SOFR + 8.44%, Floor rate 9.44%        
Summary of Investment Holdings        
Maturity Date [10],[22],[23] 2027-07   2027-07  
Basis spread variable rate [10],[11],[22],[23] 8.44%   8.44%  
Interest rate floor [10],[11],[22],[23] 9.44%   9.44%  
Principal amount [10],[22],[23] $ 4,688,000      
Investment cost [2],[10],[22],[23] 4,592,000      
Investments, at fair value: [10],[22],[23] $ 4,790,000      
Investment, Identifier [Axis]: Debt Investments Software and Constructor.io Corporation, Senior Secured, Maturity Date July 2027, 1-month SOFR + 8.44%, Floor rate 9.44%        
Summary of Investment Holdings        
Maturity Date [7],[16]   2027-07   2027-07
Basis spread variable rate [7],[8],[16]   8.44%   8.44%
Interest rate floor [7],[8],[16]   9.44%   9.44%
Principal amount [7],[16]   $ 4,688,000    
Investment cost [6],[7],[16]   4,573,000    
Investments, at fair value: [7],[16]   $ 4,573,000    
Investment, Identifier [Axis]: Debt Investments Software and Convoy, Inc., Senior Secured, Maturity Date March 2026, Prime + 3.20%, Floor rate 6.45%, PIK Interest 1.95%, 4.55% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2026-03 [9],[20],[39] 2026-03 [13],[14],[19] 2026-03 [9],[20],[39] 2026-03 [13],[14],[19]
Basis spread variable rate 3.20% [9],[11],[20],[39] 3.20% [8],[13],[14],[19] 3.20% [9],[11],[20],[39] 3.20% [8],[13],[14],[19]
Interest rate floor 6.45% [9],[11],[20],[39] 6.45% [8],[13],[14],[19] 6.45% [9],[11],[20],[39] 6.45% [8],[13],[14],[19]
Interest rate paid in kind 1.95% [9],[11],[20],[39] 1.95% [8],[13],[14],[19] 1.95% [9],[11],[20],[39] 1.95% [8],[13],[14],[19]
Exit fee rate 4.55% [9],[11],[20],[39] 4.55% [8],[13],[14],[19] 4.55% [9],[11],[20],[39] 4.55% [8],[13],[14],[19]
Principal amount $ 31,049,000 [9],[20],[39] $ 73,987,000 [13],[14],[19]    
Investment cost 30,916,000 [2],[9],[20],[39] 73,060,000 [6],[13],[14],[19]    
Investments, at fair value: $ 0 [9],[20],[39] $ 73,498,000 [13],[14],[19]    
Investment, Identifier [Axis]: Debt Investments Software and Copper CRM, Inc, Senior Secured, Maturity Date March 2025, Prime + 4.50%, Floor rate 8.25%, Cap rate 10.25%, PIK Interest 1.95%, 3.96% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[21] 2025-03   2025-03  
Basis spread variable rate [9],[11],[21] 4.50%   4.50%  
Interest rate floor [9],[11],[21] 8.25%   8.25%  
Interest rate cap [9],[11],[21] 10.25%   10.25%  
Interest rate paid in kind [9],[11],[21] 1.95%   1.95%  
Exit fee rate [9],[11],[21] 3.96%   3.96%  
Principal amount [9],[21] $ 9,141,000      
Investment cost [2],[9],[21] 9,307,000      
Investments, at fair value: [9],[21] $ 9,153,000      
Investment, Identifier [Axis]: Debt Investments Software and Copper CRM, Inc, Senior Secured, Maturity Date March 2025, Prime + 4.50%, Floor rate 8.25%, Cap rate 10.25%, PIK Interest 1.95%, 4.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date [14],[15]   2025-03   2025-03
Basis spread variable rate [8],[14],[15]   4.50%   4.50%
Interest rate floor [8],[14],[15]   8.25%   8.25%
Interest rate cap [8],[14],[15]   10.25%   10.25%
Interest rate paid in kind [8],[14],[15]   1.95%   1.95%
Exit fee rate [8],[14],[15]   4.50%   4.50%
Principal amount [14],[15]   $ 10,144,000    
Investment cost [6],[14],[15]   10,150,000    
Investments, at fair value: [14],[15]   $ 9,820,000    
Investment, Identifier [Axis]: Debt Investments Software and Cutover, Inc., Senior Secured, Maturity Date October 2025, Prime + 5.20%, Floor rate 9.95%, 4.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2025-10 [12],[22],[26],[27] 2025-10 [7],[18],[24],[25] 2025-10 [12],[22],[26],[27] 2025-10 [7],[18],[24],[25]
Basis spread variable rate 5.20% [11],[12],[22],[26],[27] 5.20% [7],[8],[18],[24],[25] 5.20% [11],[12],[22],[26],[27] 5.20% [7],[8],[18],[24],[25]
Interest rate floor 9.95% [11],[12],[22],[26],[27] 9.95% [7],[8],[18],[24],[25] 9.95% [11],[12],[22],[26],[27] 9.95% [7],[8],[18],[24],[25]
Exit fee rate 4.95% [11],[12],[22],[26],[27] 4.95% [7],[8],[18],[24],[25] 4.95% [11],[12],[22],[26],[27] 4.95% [7],[8],[18],[24],[25]
Principal amount $ 5,500,000 [12],[22],[26],[27] $ 5,000,000 [7],[18],[24],[25]    
Investment cost 5,544,000 [2],[12],[22],[26],[27] 4,949,000 [6],[7],[18],[24],[25]    
Investments, at fair value: 5,715,000 [12],[22],[26],[27] $ 4,949,000 [7],[18],[24],[25]    
Investment, Identifier [Axis]: Debt Investments Software and Cybermaxx Intermediate Holdings, Inc.        
Summary of Investment Holdings        
Principal amount 10,501,000      
Investment cost [2] 10,324,000      
Investments, at fair value: $ 10,334,000      
Investment, Identifier [Axis]: Debt Investments Software and Cybermaxx Intermediate Holdings, Inc., Senior Secured, Maturity Date August 2026, 6-month SOFR + 12.36%, Floor rate 13.11%        
Summary of Investment Holdings        
Maturity Date [22] 2026-08   2026-08  
Basis spread variable rate [11],[22] 12.36%   12.36%  
Interest rate floor [11],[22] 13.11%   13.11%  
Principal amount [22] $ 2,546,000      
Investment cost [2],[22] 2,494,000      
Investments, at fair value: [22] $ 2,556,000      
Investment, Identifier [Axis]: Debt Investments Software and Cybermaxx Intermediate Holdings, Inc., Senior Secured, Maturity Date August 2026, 6-month SOFR + 8.63%, Floor rate 9.38%        
Summary of Investment Holdings        
Maturity Date [10],[22] 2026-08   2026-08  
Basis spread variable rate [10],[11],[22] 8.63%   8.63%  
Interest rate floor [10],[11],[22] 9.38%   9.38%  
Principal amount [10],[22] $ 7,955,000      
Investment cost [2],[10],[22] 7,830,000      
Investments, at fair value: [10],[22] $ 7,778,000      
Investment, Identifier [Axis]: Debt Investments Software and Cybermaxx Intermediate Holdings, Inc., Senior Secured, Maturity Date August 2026, 6-month SOFR + 9.53%, Floor rate 10.28%        
Summary of Investment Holdings        
Maturity Date [7],[17]   2026-08   2026-08
Basis spread variable rate [7],[8],[17]   9.53%   9.53%
Interest rate floor [7],[8],[17]   10.28%   10.28%
Principal amount [7],[17]   $ 10,528,000    
Investment cost [6],[7],[17]   10,298,000    
Investments, at fair value: [7],[17]   $ 10,114,000    
Investment, Identifier [Axis]: Debt Investments Software and Dashlane, Inc., Senior Secured, Maturity Date July 2025, Prime + 3.05%, Floor rate 11.55%, PIK Interest 1.10%, 7.26% Exit Fee        
Summary of Investment Holdings        
Maturity Date [10],[20],[21],[22] 2027-12   2027-12  
Basis spread variable rate [10],[11],[20],[21],[22] 3.05%   3.05%  
Interest rate floor [10],[11],[20],[21],[22] 11.55%   11.55%  
Interest rate paid in kind [10],[11],[20],[21],[22] 1.10%   1.10%  
Exit fee rate [10],[11],[20],[21],[22] 7.26%   7.26%  
Principal amount [10],[20],[21],[22] $ 42,863,000      
Investment cost [2],[10],[20],[21],[22] 43,087,000      
Investments, at fair value: [10],[20],[21],[22] $ 43,087,000      
Investment, Identifier [Axis]: Debt Investments Software and Dashlane, Inc., Senior Secured, Maturity Date July 2025, Prime + 3.05%, Floor rate 7.55%, PIK Interest 1.10%, 4.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[13],[14],[15],[17]   2025-07   2025-07
Basis spread variable rate [7],[8],[13],[14],[15],[17]   3.05%   3.05%
Interest rate floor [7],[8],[13],[14],[15],[17]   7.55%   7.55%
Interest rate paid in kind [7],[8],[13],[14],[15],[17]   1.10%   1.10%
Exit fee rate [7],[8],[13],[14],[15],[17]   4.95%   4.95%
Principal amount [7],[13],[14],[15],[17]   $ 31,930,000    
Investment cost [6],[7],[13],[14],[15],[17]   32,346,000    
Investments, at fair value: [7],[13],[14],[15],[17]   $ 32,012,000    
Investment, Identifier [Axis]: Debt Investments Software and Demandbase, Inc., Senior Secured, Maturity Date August 2025, Prime + 2.25%, Floor rate 5.50%, PIK Interest 3.00%, 5.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[13],[14],[17]   2025-08   2025-08
Basis spread variable rate [7],[8],[13],[14],[17]   2.25%   2.25%
Interest rate floor [7],[8],[13],[14],[17]   5.50%   5.50%
Interest rate paid in kind [7],[8],[13],[14],[17]   3.00%   3.00%
Exit fee rate [7],[8],[13],[14],[17]   5.00%   5.00%
Principal amount [7],[13],[14],[17]   $ 28,503,000    
Investment cost [6],[7],[13],[14],[17]   28,442,000    
Investments, at fair value: [7],[13],[14],[17]   $ 28,664,000    
Investment, Identifier [Axis]: Debt Investments Software and Dispatch Technologies, Inc., Senior Secured, Maturity Date April 2028, 3-month SOFR + 8.01%, Floor rate 8.76%        
Summary of Investment Holdings        
Maturity Date 2028-04 [22],[23] 2028-04 [7],[16] 2028-04 [22],[23] 2028-04 [7],[16]
Basis spread variable rate 8.01% [11],[22],[23] 8.01% [7],[8],[16] 8.01% [11],[22],[23] 8.01% [7],[8],[16]
Interest rate floor 8.76% [11],[22],[23] 8.76% [7],[8],[16] 8.76% [11],[22],[23] 8.76% [7],[8],[16]
Principal amount $ 8,125,000 [22],[23] $ 7,500,000 [7],[16]    
Investment cost 7,949,000 [2],[22],[23] 7,295,000 [6],[7],[16]    
Investments, at fair value: $ 8,127,000 [22],[23] $ 7,339,000 [7],[16]    
Investment, Identifier [Axis]: Debt Investments Software and DroneDeploy, Inc., Senior Secured, Maturity Date July 2026, Prime + 4.50%, Floor rate 8.75%, 4.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [22] 2026-07   2026-07  
Basis spread variable rate [11],[22] 4.50%   4.50%  
Interest rate floor [11],[22] 8.75%   8.75%  
Exit fee rate [11],[22] 4.00%   4.00%  
Principal amount [22] $ 6,250,000      
Investment cost [2],[22] 6,083,000      
Investments, at fair value: [22] $ 6,153,000      
Investment, Identifier [Axis]: Debt Investments Software and Eigen Technologies Ltd., Senior Secured, Maturity Date April 2025, Prime + 5.10%, Floor rate 8.35%, 2.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2025-04 [26],[27] 2025-04 [24],[25] 2025-04 [26],[27] 2025-04 [24],[25]
Basis spread variable rate 5.10% [11],[26],[27] 5.10% [8],[24],[25] 5.10% [11],[26],[27] 5.10% [8],[24],[25]
Interest rate floor 8.35% [11],[26],[27] 8.35% [8],[24],[25] 8.35% [11],[26],[27] 8.35% [8],[24],[25]
Exit fee rate 2.95% [11],[26],[27] 2.95% [8],[24],[25] 2.95% [11],[26],[27] 2.95% [8],[24],[25]
Principal amount $ 3,750,000 [26],[27] $ 3,750,000 [24],[25]    
Investment cost 3,801,000 [2],[26],[27] 3,744,000 [6],[24],[25]    
Investments, at fair value: $ 3,730,000 [26],[27] $ 3,746,000 [24],[25]    
Investment, Identifier [Axis]: Debt Investments Software and Elation Health, Inc., Senior Secured, Maturity Date March 2026, Prime + 4.25%, Floor rate 9.00%, PIK Interest 1.95%, 3.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date 2026-03 [9],[20],[22] 2026-03 [7],[13],[14] 2026-03 [9],[20],[22] 2026-03 [7],[13],[14]
Basis spread variable rate 4.25% [9],[11],[20],[22] 4.25% [7],[8],[13],[14] 4.25% [9],[11],[20],[22] 4.25% [7],[8],[13],[14]
Interest rate floor 9.00% [9],[11],[20],[22] 9.00% [7],[8],[13],[14] 9.00% [9],[11],[20],[22] 9.00% [7],[8],[13],[14]
Interest rate paid in kind 1.95% [9],[11],[20],[22] 1.95% [7],[8],[13],[14] 1.95% [9],[11],[20],[22] 1.95% [7],[8],[13],[14]
Exit fee rate 3.95% [9],[11],[20],[22] 3.95% [7],[8],[13],[14] 3.95% [9],[11],[20],[22] 3.95% [7],[8],[13],[14]
Principal amount $ 12,629,000 [9],[20],[22] $ 5,021,000 [7],[13],[14]    
Investment cost 12,253,000 [2],[9],[20],[22] 4,839,000 [6],[7],[13],[14]    
Investments, at fair value: $ 12,692,000 [9],[20],[22] $ 4,839,000 [7],[13],[14]    
Investment, Identifier [Axis]: Debt Investments Software and Enmark Systems, Inc., Senior Secured, Maturity Date September 2026, 3-month LIBOR + 6.77%, Floor rate 7.77%, PIK Interest 2.16%        
Summary of Investment Holdings        
Maturity Date [7],[14],[15],[16]   2026-09   2026-09
Basis spread variable rate [7],[8],[14],[15],[16]   6.77%   6.77%
Interest rate floor [7],[8],[14],[15],[16]   7.77%   7.77%
Interest rate paid in kind [7],[8],[14],[15],[16]   2.16%   2.16%
Principal amount [7],[14],[15],[16]   $ 8,223,000    
Investment cost [6],[7],[14],[15],[16]   8,054,000    
Investments, at fair value: [7],[14],[15],[16]   $ 8,043,000    
Investment, Identifier [Axis]: Debt Investments Software and Enmark Systems, Inc., Senior Secured, Maturity Date September 2026, 3-month SOFR + 6.73%, Floor rate 7.73%, PIK Interest 2.13%        
Summary of Investment Holdings        
Maturity Date [9],[21],[22],[23] 2026-09   2026-09  
Basis spread variable rate [9],[11],[21],[22],[23] 6.73%   6.73%  
Interest rate floor [9],[11],[21],[22],[23] 7.73%   7.73%  
Interest rate paid in kind [9],[11],[21],[22],[23] 2.13%   2.13%  
Principal amount [9],[21],[22],[23] $ 8,363,000      
Investment cost [2],[9],[21],[22],[23] 8,230,000      
Investments, at fair value: [9],[21],[22],[23] $ 8,363,000      
Investment, Identifier [Axis]: Debt Investments Software and Esentire, Inc., Senior Secured, Maturity Date May 2024, 3-month LIBOR + 9.96%, Floor rate 10.96%        
Summary of Investment Holdings        
Maturity Date [15],[16],[24],[25]   2024-05   2024-05
Basis spread variable rate [8],[15],[16],[24],[25]   9.96%   9.96%
Interest rate floor [8],[15],[16],[24],[25]   10.96%   10.96%
Principal amount [15],[16],[24],[25]   $ 8,436,000    
Investment cost [6],[15],[16],[24],[25]   8,361,000    
Investments, at fair value: [15],[16],[24],[25]   $ 8,376,000    
Investment, Identifier [Axis]: Debt Investments Software and Esme Learning Solutions, Inc., Senior Secured, Maturity Date February 2025, Prime + 5.50%, Floor rate 8.75%, PIK Interest 1.50%, 3.00% Exit Fee        
Summary of Investment Holdings        
Maturity Date [14],[33]   2025-02   2025-02
Basis spread variable rate [8],[14],[33]   5.50%   5.50%
Interest rate floor [8],[14],[33]   8.75%   8.75%
Interest rate paid in kind [8],[14],[33]   1.50%   1.50%
Exit fee rate [8],[14],[33]   3.00%   3.00%
Principal amount [14],[33]   $ 4,892,000    
Investment cost [6],[14],[33]   4,737,000    
Investments, at fair value: [14],[33]   $ 1,671,000    
Investment, Identifier [Axis]: Debt Investments Software and Flight Schedule Pro, LLC, Senior Secured, Maturity Date October 2027, 1-month SOFR + 7.79%, Floor rate 8.70%        
Summary of Investment Holdings        
Maturity Date [7],[16]   2027-10   2027-10
Basis spread variable rate [7],[8],[16]   7.79%   7.79%
Interest rate floor [7],[8],[16]   8.70%   8.70%
Principal amount [7],[16]   $ 5,948,000    
Investment cost [6],[7],[16]   5,771,000    
Investments, at fair value: [7],[16]   $ 5,771,000    
Investment, Identifier [Axis]: Debt Investments Software and Flight Schedule Pro, LLC, Senior Secured, Maturity Date October 2027, 1-month SOFR + 7.80%, Floor rate 8.70%        
Summary of Investment Holdings        
Maturity Date [22],[23] 2027-10   2027-10  
Basis spread variable rate [11],[22],[23] 7.80%   7.80%  
Interest rate floor [11],[22],[23] 8.70%   8.70%  
Principal amount [22],[23] $ 6,587,000      
Investment cost [2],[22],[23] 6,420,000      
Investments, at fair value: [22],[23] $ 6,553,000      
Investment, Identifier [Axis]: Debt Investments Software and Fortified Health Security, Senior Secured, Maturity Date December 2027, 6-month SOFR + 7.64%, Floor rate 8.54%        
Summary of Investment Holdings        
Maturity Date [21],[22],[23] 2027-12   2027-12  
Basis spread variable rate [11],[21],[22],[23] 7.64%   7.64%  
Interest rate floor [11],[21],[22],[23] 8.54%   8.54%  
Principal amount [21],[22],[23] $ 7,000,000      
Investment cost [2],[21],[22],[23] 6,851,000      
Investments, at fair value: [21],[22],[23] $ 6,910,000      
Investment, Identifier [Axis]: Debt Investments Software and Fortified Health Security, Senior Secured, Maturity Date December 2027, 6-month SOFR + 7.79%, Floor rate 8.54%        
Summary of Investment Holdings        
Maturity Date [7],[16]   2027-12   2027-12
Basis spread variable rate [7],[8],[16]   7.79%   7.79%
Interest rate floor [7],[8],[16]   8.54%   8.54%
Principal amount [7],[16]   $ 7,000,000    
Investment cost [6],[7],[16]   6,824,000    
Investments, at fair value: [7],[16]   $ 6,824,000    
Investment, Identifier [Axis]: Debt Investments Software and Ikon Science Limited, Senior Secured, Maturity Date October 2024, 3-month Eurodollar + 9.00%, Floor rate 10.00%        
Summary of Investment Holdings        
Maturity Date [7],[16],[24],[25]   2024-10   2024-10
Basis spread variable rate [7],[8],[16],[24],[25]   9.00%   9.00%
Interest rate floor [7],[8],[16],[24],[25]   10.00%   10.00%
Principal amount [7],[16],[24],[25]   $ 6,563,000    
Investment cost [6],[7],[16],[24],[25]   6,422,000    
Investments, at fair value: [7],[16],[24],[25]   $ 6,484,000    
Investment, Identifier [Axis]: Debt Investments Software and Ikon Science Limited, Senior Secured, Maturity Date October 2024, 3-month SOFR + 9.26%, Floor rate 10.00%        
Summary of Investment Holdings        
Maturity Date [22],[23],[26],[27] 2024-10   2024-10  
Basis spread variable rate [11],[22],[23],[26],[27] 9.26%   9.26%  
Interest rate floor [11],[22],[23],[26],[27] 10.00%   10.00%  
Principal amount [22],[23],[26],[27] $ 6,213,000      
Investment cost [2],[22],[23],[26],[27] 6,148,000      
Investments, at fair value: [22],[23],[26],[27] $ 6,148,000      
Investment, Identifier [Axis]: Debt Investments Software and Imperva, Inc., Senior Secured, Maturity Date January 2027, 3-month LIBOR + 7.75%, Floor rate 8.75%        
Summary of Investment Holdings        
Maturity Date [13]   2027-01   2027-01
Basis spread variable rate [8],[13]   7.75%   7.75%
Interest rate floor [8],[13]   8.75%   8.75%
Principal amount [13]   $ 20,000,000    
Investment cost [6],[13]   19,875,000    
Investments, at fair value: [13]   $ 20,200,000    
Investment, Identifier [Axis]: Debt Investments Software and Kazoo, Inc. (p.k.a. YouEarnedIt, Inc.), Senior Secured, Maturity Date July 2023, 3-month SOFR + 10.14%, Floor rate 11.14%        
Summary of Investment Holdings        
Maturity Date [16]   2023-07   2023-07
Basis spread variable rate [8],[16]   10.14%   10.14%
Interest rate floor [8],[16]   11.14%   11.14%
Principal amount [16]   $ 10,681,000    
Investment cost [6],[16]   10,593,000    
Investments, at fair value: [16]   $ 10,593,000    
Investment, Identifier [Axis]: Debt Investments Software and Khoros (p.k.a Lithium Technologies), Senior Secured, Maturity Date January 2024, 3-month SOFR + 8.00%, Floor rate 9.00%        
Summary of Investment Holdings        
Maturity Date [7]   2024-01   2024-01
Basis spread variable rate [7],[8]   8.00%   8.00%
Interest rate floor [7],[8]   9.00%   9.00%
Principal amount [7]   $ 56,208,000    
Investment cost [6],[7]   56,062,000    
Investments, at fair value: [7]   $ 55,520,000    
Investment, Identifier [Axis]: Debt Investments Software and Khoros (p.k.a Lithium Technologies), Senior Secured, Maturity Date January 2025, 3-month SOFR + 4.50%, Floor rate 5.50%, PIK Interest 4.50%        
Summary of Investment Holdings        
Maturity Date [9] 2025-01   2025-01  
Basis spread variable rate [9],[11] 4.50%   4.50%  
Interest rate floor [9],[11] 5.50%   5.50%  
Interest rate paid in kind [9],[11] 4.50%   4.50%  
Principal amount [9] $ 57,770,000      
Investment cost [2],[9] 57,730,000      
Investments, at fair value: [9] $ 56,293,000      
Investment, Identifier [Axis]: Debt Investments Software and Leapwork ApS., Senior Secured, Maturity Date February 2026, Prime + 0.25%, Floor rate 7.25%, PIK Interest 1.95%, 2.70% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[12],[22],[26],[27] 2026-02   2026-02  
Basis spread variable rate [9],[11],[12],[22],[26],[27] 0.25%   0.25%  
Interest rate floor [9],[11],[12],[22],[26],[27] 7.25%   7.25%  
Interest rate paid in kind [9],[11],[12],[22],[26],[27] 1.95%   1.95%  
Exit fee rate [9],[11],[12],[22],[26],[27] 2.70%   2.70%  
Principal amount [9],[12],[22],[26],[27] $ 3,813,000      
Investment cost [2],[9],[12],[22],[26],[27] 3,810,000      
Investments, at fair value: [9],[12],[22],[26],[27] $ 3,907,000      
Investment, Identifier [Axis]: Debt Investments Software and LinenMaster, LLC., Senior Secured, Maturity Date August 2028 1-month SOFR + 6.25%, Floor rate 7.25%, PIK Interest 2.15%        
Summary of Investment Holdings        
Maturity Date [9],[22] 2028-08   2028-08  
Basis spread variable rate [9],[11],[22] 6.25%   6.25%  
Interest rate floor [9],[11],[22] 7.25%   7.25%  
Interest rate paid in kind [9],[11],[22] 2.15%   2.15%  
Principal amount [9],[22] $ 15,083,000      
Investment cost [2],[9],[22] 14,799,000      
Investments, at fair value: [9],[22] $ 14,799,000      
Investment, Identifier [Axis]: Debt Investments Software and Loftware, Inc., Senior Secured, Maturity Date March 2028, 3-month SOFR + 7.88%, Floor rate 8.88%        
Summary of Investment Holdings        
Maturity Date [22],[23] 2028-03   2028-03  
Basis spread variable rate [11],[22],[23] 7.88%   7.88%  
Interest rate floor [11],[22],[23] 8.88%   8.88%  
Principal amount [22],[23] $ 26,469,000      
Investment cost [2],[22],[23] 25,897,000      
Investments, at fair value: [22],[23] $ 26,566,000      
Investment, Identifier [Axis]: Debt Investments Software and LogicSource, Senior Secured, Maturity Date July 2027, 3-month SOFR + 8.93%, Floor rate 9.93%        
Summary of Investment Holdings        
Maturity Date 2027-07 [22],[23] 2027-07 [7] 2027-07 [22],[23] 2027-07 [7]
Basis spread variable rate 8.93% [11],[22],[23] 8.93% [7],[8] 8.93% [11],[22],[23] 8.93% [7],[8]
Interest rate floor 9.93% [11],[22],[23] 9.93% [7],[8] 9.93% [11],[22],[23] 9.93% [7],[8]
Principal amount $ 13,300,000 [22],[23] $ 13,300,000 [7]    
Investment cost 13,074,000 [2],[22],[23] 13,028,000 [6],[7]    
Investments, at fair value: $ 13,493,000 [22],[23] $ 13,028,000 [7]    
Investment, Identifier [Axis]: Debt Investments Software and Logicworks, Senior Secured, Maturity Date January 2024, Prime + 7.50%, Floor rate 10.75%        
Summary of Investment Holdings        
Maturity Date [18]   2024-01   2024-01
Basis spread variable rate [8],[18]   7.50%   7.50%
Interest rate floor [8],[18]   10.75%   10.75%
Principal amount [18]   $ 14,500,000    
Investment cost [6],[18]   14,398,000    
Investments, at fair value: [18]   $ 14,473,000    
Investment, Identifier [Axis]: Debt Investments Software and Mobile Solutions Services, Senior Secured, Maturity Date December 2025, 3-month LIBOR + 9.06%, Floor rate 10.06%        
Summary of Investment Holdings        
Maturity Date [7],[16]   2025-12   2025-12
Basis spread variable rate [7],[8],[16]   9.06%   9.06%
Interest rate floor [7],[8],[16]   10.06%   10.06%
Principal amount [7],[16]   $ 17,915,000    
Investment cost [6],[7],[16]   17,556,000    
Investments, at fair value: [7],[16]   $ 17,474,000    
Investment, Identifier [Axis]: Debt Investments Software and Mobile Solutions Services, Senior Secured, Maturity Date December 2025, 3-month SOFR + 9.31%, Floor rate 10.06%        
Summary of Investment Holdings        
Maturity Date [23] 2025-12   2025-12  
Basis spread variable rate [11],[23] 9.31%   9.31%  
Interest rate floor [11],[23] 10.06%   10.06%  
Principal amount [23] $ 18,366,000      
Investment cost [2],[23] 18,116,000      
Investments, at fair value: [23] $ 18,176,000      
Investment, Identifier [Axis]: Debt Investments Software and Mobile Solutions Services, Senior Secured, Maturity Date November 2030, 3-month SOFR + 6.75%, Floor rate 7.75%        
Summary of Investment Holdings        
Maturity Date [22] 2030-11   2030-11  
Basis spread variable rate [11],[22] 6.75%   6.75%  
Interest rate floor [11],[22] 7.75%   7.75%  
Principal amount [22] $ 20,890,000      
Investment cost [2],[22] 20,375,000      
Investments, at fair value: [22] $ 20,375,000      
Investment, Identifier [Axis]: Debt Investments Software and Nextroll, Inc., Senior Secured, Maturity Date July 2023, Prime + 3.75%, Floor rate 7.75%, PIK Interest 2.95%, 1.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [14],[18]   2023-07   2023-07
Basis spread variable rate [8],[14],[18]   3.75%   3.75%
Interest rate floor [8],[14],[18]   7.75%   7.75%
Interest rate paid in kind [8],[14],[18]   2.95%   2.95%
Exit fee rate [8],[14],[18]   1.95%   1.95%
Principal amount [14],[18]   $ 22,211,000    
Investment cost [6],[14],[18]   22,284,000    
Investments, at fair value: [14],[18]   $ 22,284,000    
Investment, Identifier [Axis]: Debt Investments Software and Nuvolo Technologies Corporation, Senior Secured, Maturity Date July 2025, Prime + 5.25%, Floor rate 8.50%, 2.42% Exit Fee        
Summary of Investment Holdings        
Maturity Date [7],[13],[17],[18]   2025-07   2025-07
Basis spread variable rate [7],[8],[13],[17],[18]   5.25%   5.25%
Interest rate floor [7],[8],[13],[17],[18]   8.50%   8.50%
Exit fee rate [7],[8],[13],[17],[18]   2.42%   2.42%
Principal amount [7],[13],[17],[18]   $ 22,500,000    
Investment cost [6],[7],[13],[17],[18]   22,508,000    
Investments, at fair value: [7],[13],[17],[18]   $ 22,817,000    
Investment, Identifier [Axis]: Debt Investments Software and Omeda Holdings, LLC, Senior Secured, Maturity Date July 2027, 3-month SOFR + 8.05%, Floor rate 9.05%        
Summary of Investment Holdings        
Maturity Date 2027-07 [21],[22],[23] 2027-07 [7],[16] 2027-07 [21],[22],[23] 2027-07 [7],[16]
Basis spread variable rate 8.05% [11],[21],[22],[23] 8.05% [7],[8],[16] 8.05% [11],[21],[22],[23] 8.05% [7],[8],[16]
Interest rate floor 9.05% [11],[21],[22],[23] 9.05% [7],[8],[16] 9.05% [11],[21],[22],[23] 9.05% [7],[8],[16]
Principal amount $ 7,706,000 [21],[22],[23] $ 7,500,000 [7],[16]    
Investment cost 7,508,000 [2],[21],[22],[23] 7,261,000 [6],[7],[16]    
Investments, at fair value: $ 7,702,000 [21],[22],[23] $ 7,261,000 [7],[16]    
Investment, Identifier [Axis]: Debt Investments Software and Onna Technologies, Inc., Senior Secured, Maturity Date March 2026, Prime + 1.35%, Floor rate 8.85%, PIK Interest, 1.75%, 4.45% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9] 2026-03   2026-03  
Basis spread variable rate [9],[11] 1.35%   1.35%  
Interest rate floor [9],[11] 8.85%   8.85%  
Interest rate paid in kind [9],[11] 1.75%   1.75%  
Exit fee rate [9],[11] 4.45%   4.45%  
Principal amount [9] $ 3,853,000      
Investment cost [2],[9] 3,814,000      
Investments, at fair value: [9] $ 3,810,000      
Investment, Identifier [Axis]: Debt Investments Software and Riviera Partners LLC, Senior Secured, Maturity Date April 2027, 6-month SOFR + 7.53%, Floor rate 8.53%        
Summary of Investment Holdings        
Maturity Date [7],[16]   2027-04   2027-04
Basis spread variable rate [7],[8],[16]   7.53%   7.53%
Interest rate floor [7],[8],[16]   8.53%   8.53%
Principal amount [7],[16]   $ 26,184,000    
Investment cost [6],[7],[16]   25,622,000    
Investments, at fair value: [7],[16]   $ 25,487,000    
Investment, Identifier [Axis]: Debt Investments Software and Salary.com, LLC, Senior Secured, Maturity Date September 2027, 3-month SOFR + 8.00%, Floor rate 9.00%        
Summary of Investment Holdings        
Maturity Date [23] 2027-09   2027-09  
Basis spread variable rate [11],[23] 8.00%   8.00%  
Interest rate floor [11],[23] 9.00%   9.00%  
Principal amount [23] $ 22,185,000      
Investment cost [2],[23] 21,814,000      
Investments, at fair value: [23] $ 22,048,000      
Investment, Identifier [Axis]: Debt Investments Software and Salary.com, LLC, Senior Secured, Maturity Date September 2027, 6-month SOFR + 8.00%, Floor rate 9.00%        
Summary of Investment Holdings        
Maturity Date [16]   2027-09   2027-09
Basis spread variable rate [8],[16]   8.00%   8.00%
Interest rate floor [8],[16]   9.00%   9.00%
Principal amount [16]   $ 18,000,000    
Investment cost [6],[16]   17,654,000    
Investments, at fair value: [16]   $ 17,654,000    
Investment, Identifier [Axis]: Debt Investments Software and ShadowDragon, LLC, Senior Secured, Maturity Date December 2026, 3-month LIBOR + 9.00%, Floor rate 10.00%        
Summary of Investment Holdings        
Maturity Date [7],[16]   2026-12   2026-12
Basis spread variable rate [7],[8],[16]   9.00%   9.00%
Interest rate floor [7],[8],[16]   10.00%   10.00%
Principal amount [7],[16]   $ 5,985,000    
Investment cost [6],[7],[16]   5,841,000    
Investments, at fair value: [7],[16]   $ 5,830,000    
Investment, Identifier [Axis]: Debt Investments Software and ShadowDragon, LLC, Senior Secured, Maturity Date December 2026, 6-month SOFR + 9.01%, Floor rate 9.91%        
Summary of Investment Holdings        
Maturity Date [22],[23] 2026-12   2026-12  
Basis spread variable rate [11],[22],[23] 9.01%   9.01%  
Interest rate floor [11],[22],[23] 9.91%   9.91%  
Principal amount [22],[23] $ 6,000,000      
Investment cost [2],[22],[23] 5,883,000      
Investments, at fair value: [22],[23] $ 5,921,000      
Investment, Identifier [Axis]: Debt Investments Software and Simon Data, Inc., Senior Secured, Maturity Date March 2027, Prime + 1.00%, Floor rate 8.75%, PIK Interest 1.95%, 2.92% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[12] 2027-03   2027-03  
Basis spread variable rate [9],[11],[12] 1.00%   1.00%  
Interest rate floor [9],[11],[12] 8.75%   8.75%  
Interest rate paid in kind [9],[11],[12] 1.95%   1.95%  
Exit fee rate [9],[11],[12] 2.92%   2.92%  
Principal amount [9],[12] $ 15,065,000      
Investment cost [2],[9],[12] 14,982,000      
Investments, at fair value: [9],[12] $ 15,037,000      
Investment, Identifier [Axis]: Debt Investments Software and Sisense Ltd., Senior Secured, Maturity Date July 2027, Prime + 1.50%, Floor rate 9.50%, PIK Interest 1.95%, 5.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[26],[27] 2027-07   2027-07  
Basis spread variable rate [9],[11],[26],[27] 1.50%   1.50%  
Interest rate cap [9],[11],[26],[27] 9.50%   9.50%  
Interest rate paid in kind [9],[11],[26],[27] 1.95%   1.95%  
Exit fee rate [9],[11],[26],[27] 5.95%   5.95%  
Principal amount [9],[26],[27] $ 34,830,000      
Investment cost [2],[9],[26],[27] 34,584,000      
Investments, at fair value: [9],[26],[27] $ 34,881,000      
Investment, Identifier [Axis]: Debt Investments Software and Streamline Healthcare Solutions, Senior Secured, Maturity Date March 2028, 1-month SOFR + 7.25%, Floor rate 8.25%        
Summary of Investment Holdings        
Maturity Date [22],[23] 2028-03   2028-03  
Basis spread variable rate [11],[22],[23] 7.25%   7.25%  
Interest rate floor [11],[22],[23] 8.25%   8.25%  
Principal amount [22],[23] $ 13,200,000      
Investment cost [2],[22],[23] 12,953,000      
Investments, at fair value: [22],[23] $ 13,327,000      
Investment, Identifier [Axis]: Debt Investments Software and Sumo Logic, Inc., Senior Secured, Maturity Date May 2030, 3-month SOFR + 6.50%, Floor rate 7.50%        
Summary of Investment Holdings        
Maturity Date [22] 2030-05   2030-05  
Basis spread variable rate [11],[22] 6.50%   6.50%  
Interest rate floor [11],[22] 7.50%   7.50%  
Principal amount [22] $ 23,000,000      
Investment cost [2],[22] 22,460,000      
Investments, at fair value: [22] $ 23,105,000      
Investment, Identifier [Axis]: Debt Investments Software and Suzy, Inc.., Senior Secured, Maturity Date August 2027, Prime + 1.75%, Floor rate 10.00%, PIK Interest 1.95%, 3.45% Exit Fee        
Summary of Investment Holdings        
Maturity Date [1],[9],[22] 2027-08   2027-08  
Basis spread variable rate [1],[9],[11],[22] 1.75%   1.75%  
Interest rate floor [1],[9],[11],[22] 10.00%   10.00%  
Interest rate paid in kind [1],[9],[11],[22] 1.95%   1.95%  
Exit fee rate [1],[9],[11],[22] 3.45%   3.45%  
Principal amount [1],[9],[22] $ 12,064,000      
Investment cost [1],[2],[9],[22] 11,837,000      
Investments, at fair value: [1],[9],[22] $ 11,837,000      
Investment, Identifier [Axis]: Debt Investments Software and Tact.ai Technologies, Inc., Senior Secured, Maturity Date February 2024, Prime + 4.00%, Floor rate 8.75%, PIK Interest 2.00%, 5.50% Exit Fee        
Summary of Investment Holdings        
Maturity Date [14]   2024-02   2024-02
Basis spread variable rate [8],[14]   4.00%   4.00%
Interest rate floor [8],[14]   8.75%   8.75%
Interest rate paid in kind [8],[14]   2.00%   2.00%
Exit fee rate [8],[14]   5.50%   5.50%
Principal amount [14]   $ 4,250,000    
Investment cost [6],[14]   4,481,000    
Investments, at fair value: [14]   $ 4,446,000    
Investment, Identifier [Axis]: Debt Investments Software and ThreatConnect, Inc., Senior Secured, Maturity Date May 2026, 6-month LIBOR + 9.00%, Floor rate 10.00%        
Summary of Investment Holdings        
Maturity Date [7],[16]   2026-05   2026-05
Basis spread variable rate [7],[8],[16]   9.00%   9.00%
Interest rate floor [7],[8],[16]   10.00%   10.00%
Principal amount [7],[16]   $ 11,032,000    
Investment cost [6],[7],[16]   10,778,000    
Investments, at fair value: [7],[16]   $ 10,793,000    
Investment, Identifier [Axis]: Debt Investments Software and ThreatConnect, Inc., Senior Secured, Maturity Date May 2026, 6-month SOFR + 9.25%, Floor rate 10.00%        
Summary of Investment Holdings        
Maturity Date [22],[23] 2026-05   2026-05  
Basis spread variable rate [11],[22],[23] 9.25%   9.25%  
Interest rate floor [11],[22],[23] 10.00%   10.00%  
Principal amount [22],[23] $ 10,920,000      
Investment cost [2],[22],[23] 10,730,000      
Investments, at fair value: [22],[23] $ 10,920,000      
Investment, Identifier [Axis]: Debt Investments Software and Tipalti Solutions Ltd., Senior Secured, Maturity Date April 2027, Prime + 0.45%, Floor rate 7.95%, PIK Interest 2.00%, 3.75% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[22],[26],[27] 2027-04   2027-04  
Basis spread variable rate [9],[11],[22],[26],[27] 0.45%   0.45%  
Interest rate floor [9],[11],[22],[26],[27] 7.95%   7.95%  
Interest rate paid in kind [9],[11],[22],[26],[27] 2.00%   2.00%  
Exit fee rate [9],[11],[22],[26],[27] 3.75%   3.75%  
Principal amount [9],[22],[26],[27] $ 10,649,000      
Investment cost [2],[9],[22],[26],[27] 10,578,000      
Investments, at fair value: [9],[22],[26],[27] $ 10,835,000      
Investment, Identifier [Axis]: Debt Investments Software and VideoAmp, Inc., Senior Secured, Maturity Date February 2025, Prime + 3.70%, Floor rate 6.95%, PIK Interest 1.25%, 5.25% Exit Fee        
Summary of Investment Holdings        
Maturity Date [13],[14],[30]   2025-02   2025-02
Basis spread variable rate [8],[13],[14],[30]   3.70%   3.70%
Interest rate floor [8],[13],[14],[30]   6.95%   6.95%
Interest rate paid in kind [8],[13],[14],[30]   1.25%   1.25%
Exit fee rate [8],[13],[14],[30]   5.25%   5.25%
Principal amount [13],[14],[30]   $ 63,187,000    
Investment cost [6],[13],[14],[30]   62,640,000    
Investments, at fair value: [13],[14],[30]   $ 63,429,000    
Investment, Identifier [Axis]: Debt Investments Software and Zappi, Inc., Senior Secured, Maturity Date December 2027, 3-month SOFR + 8.03%, Floor rate 9.03%        
Summary of Investment Holdings        
Maturity Date 2027-12 [10],[22],[23],[26],[27] 2027-12 [7],[16],[24],[25] 2027-12 [10],[22],[23],[26],[27] 2027-12 [7],[16],[24],[25]
Basis spread variable rate 8.03% [10],[11],[22],[23],[26],[27] 8.03% [7],[8],[16],[24],[25] 8.03% [10],[11],[22],[23],[26],[27] 8.03% [7],[8],[16],[24],[25]
Interest rate floor 9.03% [10],[11],[22],[23],[26],[27] 9.03% [7],[8],[16],[24],[25] 9.03% [10],[11],[22],[23],[26],[27] 9.03% [7],[8],[16],[24],[25]
Principal amount $ 9,000,000 [10],[22],[23],[26],[27] $ 9,000,000 [7],[16],[24],[25]    
Investment cost 8,816,000 [2],[10],[22],[23],[26],[27] 8,779,000 [6],[7],[16],[24],[25]    
Investments, at fair value: $ 8,967,000 [10],[22],[23],[26],[27] $ 8,779,000 [7],[16],[24],[25]    
Investment, Identifier [Axis]: Debt Investments Software and Zimperium, Inc., Senior Secured, Maturity Date May 2027, 3-month SOFR + 8.31%, Floor rate 9.31%        
Summary of Investment Holdings        
Maturity Date 2027-05 [22],[23] 2027-05 [7],[16] 2027-05 [22],[23] 2027-05 [7],[16]
Basis spread variable rate 8.31% [11],[22],[23] 8.31% [7],[8],[16] 8.31% [11],[22],[23] 8.31% [7],[8],[16]
Interest rate floor 9.31% [11],[22],[23] 9.31% [7],[8],[16] 9.31% [11],[22],[23] 9.31% [7],[8],[16]
Principal amount $ 16,313,000 [22],[23] $ 16,313,000 [7],[16]    
Investment cost 16,057,000 [2],[22],[23] 16,000,000 [6],[7],[16]    
Investments, at fair value: $ 16,394,000 [22],[23] $ 16,072,000 [7],[16]    
Investment, Identifier [Axis]: Debt Investments Software and iGrafx,LLC, Senior Secured, Maturity Date May 2027, 1-month SOFR + 8.66%, Floor rate 9.56%        
Summary of Investment Holdings        
Maturity Date [23] 2027-05   2027-05  
Basis spread variable rate [11],[23] 8.66%   8.66%  
Interest rate floor [11],[23] 9.56%   9.56%  
Principal amount [23] $ 5,000,000      
Investment cost [2],[23] 4,901,000      
Investments, at fair value: [23] $ 4,901,000      
Investment, Identifier [Axis]: Debt Investments Subtotal: Communications & Networking (1.62%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 1.62%   1.62%  
Investment cost [2] $ 28,182,000      
Investments, at fair value: $ 29,272,000      
Investment, Identifier [Axis]: Debt Investments Sustainable and Renewable Technology (0.31%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.31%   0.31%  
Investment cost [2] $ 5,634,000      
Investments, at fair value: $ 5,617,000      
Investment, Identifier [Axis]: Debt Investments Sustainable and Renewable Technology (0.50%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.50%   0.50%
Investment cost [6]   $ 7,222,000    
Investments, at fair value:   $ 7,014,000    
Investment, Identifier [Axis]: Debt Investments Sustainable and Renewable Technology and Ampion, PBC, Senior Secured, Maturity Date May 2025, Prime + 4.70%, Floor rate 7.95%, PIK Interest 1.45%, 3.78% Exit Fee        
Summary of Investment Holdings        
Maturity Date [9],[10] 2025-05   2025-05  
Basis spread variable rate [9],[10],[11] 4.70%   4.70%  
Interest rate floor [9],[10],[11] 7.95%   7.95%  
Interest rate paid in kind [9],[10],[11] 1.45%   1.45%  
Exit fee rate [9],[10],[11] 3.78%   3.78%  
Principal amount [9],[10] $ 3,926,000      
Investment cost [2],[9],[10] 3,952,000      
Investments, at fair value: [9],[10] $ 3,939,000      
Investment, Identifier [Axis]: Debt Investments Sustainable and Renewable Technology and Ampion, PBC, Senior Secured, Maturity Date May 2025, Prime + 4.70%, Floor rate 7.95%, PIK Interest 1.45%, 3.95% Exit Fee        
Summary of Investment Holdings        
Maturity Date [14],[17]   2025-05   2025-05
Basis spread variable rate [8],[14],[17]   4.70%   4.70%
Interest rate floor [8],[14],[17]   7.95%   7.95%
Interest rate paid in kind [8],[14],[17]   1.45%   1.45%
Exit fee rate [8],[14],[17]   3.95%   3.95%
Principal amount [14],[17]   $ 4,037,000    
Investment cost [6],[14],[17]   3,985,000    
Investments, at fair value: [14],[17]   $ 4,008,000    
Investment, Identifier [Axis]: Debt Investments Sustainable and Renewable Technology and Pineapple Energy LLC, Senior Secured, Maturity Date December 2024, PIK Interest 10.00%        
Summary of Investment Holdings        
Maturity Date [14]   2024-12   2024-12
Interest rate paid in kind [8],[14]   10.00%   10.00%
Principal amount [14]   $ 3,237,000    
Investment cost [6],[14]   3,237,000    
Investments, at fair value: [14]   $ 3,006,000    
Investment, Identifier [Axis]: Debt Investments Sustainable and Renewable Technology and Pineapple Energy LLC, Senior Secured, Maturity Date June 2027, FIXED 10.00%        
Summary of Investment Holdings        
Maturity Date [20] 2027-06   2027-06  
Interest rate paid in kind [11],[20] 10.00%   10.00%  
Principal amount [20] $ 1,682,000      
Investment cost [2],[20] 1,682,000      
Investments, at fair value: [20] $ 1,678,000      
Investment, Identifier [Axis]: Equity Investments (8.44%)        
Summary of Investment Holdings        
Investment owned, percent of net assets 8.44%   8.44%  
Investment cost [2] $ 155,226,000      
Investments, at fair value: $ 152,170,000      
Investment, Identifier [Axis]: Equity Investments (9.56%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   9.56%   9.56%
Investment cost [6]   $ 153,173,000    
Investments, at fair value:   $ 133,972,000    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products (0.04%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.04%   0.04%
Investment cost [6]   $ 663,000    
Investments, at fair value:   498,000    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products (0.13%)        
Summary of Investment Holdings        
Investment owned, percent of net assets 0.13%   0.13%  
Investment cost [2] $ 1,764,000      
Investments, at fair value: 2,264,000      
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products and Fabletics, Inc.        
Summary of Investment Holdings        
Investment cost [2] 1,229,000      
Investments, at fair value: $ 796,000      
Shares | shares 173,180   173,180  
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products and Fabletics, Inc., Equity, Acquisition Date 4/30/2010, Series Common Stock        
Summary of Investment Holdings        
Investment cost [2] $ 128,000      
Investments, at fair value: $ 96,000      
Acquisition date [3] Apr. 30, 2010      
Shares | shares 42,989   42,989  
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products and Fabletics, Inc., Equity, Acquisition Date 7/16/2013, Series Preferred Series B        
Summary of Investment Holdings        
Investment cost [2] $ 1,101,000      
Investments, at fair value: $ 700,000      
Acquisition date [3] Jul. 16, 2013      
Shares | shares 130,191   130,191  
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products and Grove Collaborative, Inc., Equity, Acquisition Date 4/30/2021, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 433,000 [2],[3] 433,000 [6],[40]    
Investments, at fair value: $ 21,000 [3] $ 24,000 [40]    
Acquisition date Apr. 30, 2021 [3] Apr. 30, 2021 [40]    
Shares | shares 12,260 [3] 61,300 [40] 12,260 [3] 61,300 [40]
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products and Savage X Holding, LLC, Equity, Acquisition Date 4/30/2010, Series Class A Units        
Summary of Investment Holdings        
Investment cost $ 13,000 [2] $ 13,000 [6]    
Investments, at fair value: $ 863,000 $ 226,000    
Acquisition date Apr. 30, 2010 [3] Apr. 30, 2010 [40]    
Shares | shares 172,328 42,137 172,328 42,137
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products and TFG Holding, Inc., Equity, Acquisition Date 4/30/2010, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 89,000 [2] $ 89,000 [6]    
Investments, at fair value: $ 584,000 $ 116,000    
Acquisition date Apr. 30, 2010 [3] Apr. 30, 2010 [40]    
Shares | shares 173,180 42,989 173,180 42,989
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products and TechStyle, Inc., Equity, Acquisition Date 4/30/2010, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6]   $ 128,000    
Investments, at fair value:   $ 132,000    
Acquisition date [40]   Apr. 30, 2010    
Shares | shares   42,989   42,989
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services (0.57%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.57%   0.57%
Investment cost [6]   $ 13,488,000    
Investments, at fair value:   7,995,000    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services (0.70%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.70%   0.70%  
Investment cost [2] $ 26,145,000      
Investments, at fair value: 12,703,000      
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Carwow LTD, Equity, Acquisition Date 12/15/2021, Series Preferred Series D-4        
Summary of Investment Holdings        
Investment cost 1,151,000 [2],[26],[27] 1,151,000 [6],[24],[25]    
Investments, at fair value: $ 679,000 [26],[27] $ 257,000 [24],[25]    
Acquisition date Dec. 15, 2021 [3],[26],[27] Dec. 15, 2021 [24],[25],[40]    
Shares | shares 199,742 [26],[27] 199,742 [24],[25] 199,742 [26],[27] 199,742 [24],[25]
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and DoorDash, Inc., Equity, Acquisition Date 12/20/2018, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 657,000 [2],[3] $ 945,000 [6],[40]    
Investments, at fair value: $ 5,636,000 [3] $ 4,003,000 [40]    
Acquisition date Dec. 20, 2018 [3] Dec. 20, 2018 [40]    
Shares | shares 56,996 [3] 81,996 [40] 56,996 [3] 81,996 [40]
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Lyft, Inc., Equity, Acquisition Date 12/26/2018, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 5,263,000 [2],[3] $ 5,263,000 [6],[40]    
Investments, at fair value: $ 1,510,000 [3] $ 1,110,000 [40]    
Acquisition date Dec. 26, 2018 [3] Dec. 26, 2018 [40]    
Shares | shares 100,738 [3] 100,738 [40] 100,738 [3] 100,738 [40]
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Nerdy Inc., Equity, Acquisition Date 9/17/2021, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 1,000,000 [2],[3] $ 1,000,000 [6],[40]    
Investments, at fair value: $ 343,000 [3] $ 225,000 [40]    
Acquisition date Sep. 17, 2021 [3] Sep. 17, 2021 [40]    
Shares | shares 100,000 [3] 100,000 [40] 100,000 [3] 100,000 [40]
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and OfferUp, Inc., Equity, Acquisition Date 10/25/2016, Series Preferred Series A        
Summary of Investment Holdings        
Investment cost $ 1,663,000 [2] $ 1,663,000 [6]    
Investments, at fair value: $ 377,000 $ 372,000    
Acquisition date Oct. 25, 2016 [3] Oct. 25, 2016 [40]    
Shares | shares 286,080 286,080 286,080 286,080
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and OfferUp, Inc., Equity, Acquisition Date 10/25/2016, Series Preferred Series A-1        
Summary of Investment Holdings        
Investment cost $ 632,000 [2] $ 632,000 [6]    
Investments, at fair value: $ 143,000 $ 141,000    
Acquisition date Oct. 25, 2016 [3] Oct. 25, 2016 [40]    
Shares | shares 108,710 108,710 108,710 108,710
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Oportun, Equity, Acquisition Date 6/28/2013, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 577,000 [2],[3] $ 577,000 [6],[40]    
Investments, at fair value: $ 189,000 [3] $ 266,000 [40]    
Acquisition date Jun. 28, 2013 [3] Jun. 28, 2013 [40]    
Shares | shares 48,365 [3] 48,365 [40] 48,365 [3] 48,365 [40]
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Reischling Press, Inc., Equity, Acquisition Date 7/31/2020, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 39,000 [2] $ 39,000 [6]    
Investments, at fair value: $ 0 $ 0    
Acquisition date Jul. 31, 2020 [3] Jul. 31, 2020 [40]    
Shares | shares 3,095 3,095 3,095 3,095
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Rhino Labs, Inc., Equity, Acquisition Date 1/24/2022, Series Common Stock        
Summary of Investment Holdings        
Investment cost [2] $ 1,000,000      
Investments, at fair value: $ 559,000      
Acquisition date [3] Jan. 24, 2022      
Shares | shares 7,063   7,063  
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Rhino Labs, Inc., Equity, Acquisition Date 1/24/2022, Series Preferred Series B-2        
Summary of Investment Holdings        
Investment cost [6]   $ 1,000,000    
Investments, at fair value:   $ 805,000    
Acquisition date [40]   Jan. 24, 2022    
Shares | shares   7,063   7,063
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Tectura Corporation, Equity, Acquisition Date 12/29/2023, Series Preferred Series C        
Summary of Investment Holdings        
Investment cost [2],[32] $ 13,263,000      
Investments, at fair value: [32] $ 3,251,000      
Acquisition date [3],[32] Dec. 29, 2023      
Shares | shares [32] 3,235,298   3,235,298  
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Tectura Corporation, Equity, Acquisition Date 5/23/2018, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 900,000 [2],[32] $ 900,000 [6],[34]    
Investments, at fair value: $ 4,000 [32] $ 0 [34]    
Acquisition date May 23, 2018 [3],[32] May 23, 2018 [34],[40]    
Shares | shares 414,994,863 [32] 414,994,863 [34] 414,994,863 [32] 414,994,863 [34]
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Tectura Corporation, Equity, Acquisition Date 6/6/2016, Series Preferred Series BB        
Summary of Investment Holdings        
Investment cost $ 0 [2],[32] $ 0 [6],[34]    
Investments, at fair value: $ 12,000 [32] $ 0 [34]    
Acquisition date Jun. 06, 2016 [3],[32] Jun. 06, 2016 [34],[40]    
Shares | shares 1,000,000 [32] 1,000,000 [34] 1,000,000 [32] 1,000,000 [34]
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Total OfferUp, Inc.        
Summary of Investment Holdings        
Investment cost $ 2,295,000 [2] $ 2,295,000 [6]    
Investments, at fair value: $ 520,000 $ 513,000    
Shares | shares 394,790 394,790 394,790 394,790
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Total Tectura Corporation        
Summary of Investment Holdings        
Investment cost $ 14,163,000 [2] $ 900,000 [6]    
Investments, at fair value: $ 3,267,000 $ 0    
Shares | shares 419,230,161 415,994,863 419,230,161 415,994,863
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Uber Technologies, Inc., Equity, Acquisition Date 12/1/2020, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 318,000    
Investments, at fair value: [40]   $ 816,000    
Acquisition date [40]   Dec. 01, 2020    
Shares | shares [40]   32,991   32,991
Investment, Identifier [Axis]: Equity Investments Diversified Financial Services (2.49%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   2.49%   2.49%
Investment cost [6]   $ 28,444,000    
Investments, at fair value:   34,869,000    
Investment, Identifier [Axis]: Equity Investments Diversified Financial Services (3.17%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 3.17%   3.17%  
Investment cost [2] $ 34,444,000      
Investments, at fair value: 57,072,000      
Investment, Identifier [Axis]: Equity Investments Diversified Financial Services and Gibraltar Acquisition, LLC (p.k.a. Gibraltar Business Capital, LLC), Equity, Acquisition Date 3/1/2018, Series Member Units        
Summary of Investment Holdings        
Investment cost [2],[32],[35] 34,006,000      
Investments, at fair value: [32],[35] $ 28,034,000      
Acquisition date [3],[32],[35] Mar. 01, 2018      
Shares | shares [32],[35] 1   1  
Investment, Identifier [Axis]: Equity Investments Diversified Financial Services and Gibraltar Business Capital, LLC, Equity, Acquisition Date 3/1/2018, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[34]   1,884,000    
Investments, at fair value: [34]   $ 1,107,000    
Acquisition date [34],[40]   Mar. 01, 2018    
Shares | shares [34]   830,000   830,000
Investment, Identifier [Axis]: Equity Investments Diversified Financial Services and Gibraltar Business Capital, LLC, Equity, Acquisition Date 3/1/2018, Series Preferred Series A        
Summary of Investment Holdings        
Investment cost [6],[34]   $ 26,122,000    
Investments, at fair value: [34]   $ 14,137,000    
Acquisition date [34],[40]   Mar. 01, 2018    
Shares | shares [34]   10,602,752   10,602,752
Investment, Identifier [Axis]: Equity Investments Diversified Financial Services and Hercules Adviser LLC, Equity, Acquisition Date 3/26/2021, Series Member Units        
Summary of Investment Holdings        
Investment cost $ 35,000 [2],[32],[36] $ 35,000 [6],[34]    
Investments, at fair value: $ 28,713,000 [32],[36] $ 19,153,000 [34]    
Acquisition date Mar. 26, 2021 [3],[32],[36] Mar. 26, 2021 [34],[40]    
Shares | shares 1 [32],[36] 1 [34] 1 [32],[36] 1 [34]
Investment, Identifier [Axis]: Equity Investments Diversified Financial Services and Newfront Insurance Holdings, Inc., Equity, Acquisition Date 9/30/2021, Series Preferred Series D-2        
Summary of Investment Holdings        
Investment cost $ 403,000 [2] $ 403,000 [6]    
Investments, at fair value: $ 325,000 $ 472,000    
Acquisition date Sep. 30, 2021 [3] Sep. 30, 2021 [40]    
Shares | shares 210,282 210,282 210,282 210,282
Investment, Identifier [Axis]: Equity Investments Diversified Financial Services, Gibraltar Business Capital, LLC        
Summary of Investment Holdings        
Investment cost [6]   $ 28,006,000    
Investments, at fair value:   $ 15,244,000    
Shares | shares   11,432,752   11,432,752
Investment, Identifier [Axis]: Equity Investments Drug Delivery (0.00%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.00%   0.00%  
Investment cost [2] $ 3,638,000      
Investments, at fair value: 21,000      
Investment, Identifier [Axis]: Equity Investments Drug Delivery (0.01%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.01%   0.01%
Investment cost [6]   $ 3,638,000    
Investments, at fair value:   89,000    
Investment, Identifier [Axis]: Equity Investments Drug Delivery and AcelRx Pharmaceuticals, Inc., Equity, Acquisition Date 12/10/2018, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   1,329,000    
Investments, at fair value: [40]   $ 20,000    
Acquisition date [40]   Dec. 10, 2018    
Shares | shares [40]   8,836   8,836
Investment, Identifier [Axis]: Equity Investments Drug Delivery and Aytu BioScience, Inc., Equity, Acquisition Date 3/28/2014, Series Common Stock        
Summary of Investment Holdings        
Investment cost 1,500,000 [2],[3] $ 1,500,000 [6],[40]    
Investments, at fair value: $ 2,000 [3] $ 3,000 [40]    
Acquisition date Mar. 28, 2014 [3] Mar. 28, 2014 [40]    
Shares | shares 680 [3] 13,600 [40] 680 [3] 13,600 [40]
Investment, Identifier [Axis]: Equity Investments Drug Delivery and BioQ Pharma Incorporated, Equity, Acquisition Date 12/8/2015, Series Preferred Series D        
Summary of Investment Holdings        
Investment cost $ 500,000 [2] $ 500,000 [6]    
Investments, at fair value: $ 0 $ 33,000    
Acquisition date Dec. 08, 2015 [3] Dec. 08, 2015 [40]    
Shares | shares 165,000 165,000 165,000 165,000
Investment, Identifier [Axis]: Equity Investments Drug Delivery and PDS Biotechnology Corporation, Equity, Acquisition Date 4/6/2015, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 309,000 [2],[3] $ 309,000 [6],[40]    
Investments, at fair value: $ 12,000 [3] $ 33,000 [40]    
Acquisition date Apr. 06, 2015 [3] Apr. 06, 2015 [40]    
Shares | shares 2,498 [3] 2,498 [40] 2,498 [3] 2,498 [40]
Investment, Identifier [Axis]: Equity Investments Drug Delivery and Talphera, Inc (p.k.a. AcelRx Pharmaceuticals, Inc. ), Equity, Acquisition Date 12/10/2018, Series Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3] $ 1,329,000      
Investments, at fair value: [3] $ 7,000      
Acquisition date [3] Dec. 10, 2018      
Shares | shares [3] 8,836   8,836  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development (2.47%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 2.47%   2.47%  
Investment cost [2] $ 40,735,000      
Investments, at fair value: 44,500,000      
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development (2.66%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   2.66%   2.66%
Investment cost [6]   $ 43,971,000    
Investments, at fair value:   37,315,000    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Akero Therapeutics, Inc., Equity, Acquisition Date 9/19/2022, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[24],[40]   1,000,000    
Investments, at fair value: [24],[40]   $ 2,108,000    
Acquisition date [24],[40]   Sep. 19, 2022    
Shares | shares [24],[40]   38,461   38,461
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Albireo Pharma, Inc., Equity, Acquisition Date 9/14/2020, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[24],[40]   $ 1,000,000    
Investments, at fair value: [24],[40]   $ 540,000    
Acquisition date [24],[40]   Sep. 14, 2020    
Shares | shares [24],[40]   25,000   25,000
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Applied Molecular Transport, Equity, Acquisition Date 4/6/2021, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[24],[40]   $ 42,000    
Investments, at fair value: [24],[40]   $ 0    
Acquisition date [24],[40]   Apr. 06, 2021    
Shares | shares [24],[40]   1,000   1,000
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Avalo Therapeutics, Inc., Equity, 8/19/2014, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3] 1,000,000      
Investments, at fair value: [3] $ 0      
Acquisition date [3] Aug. 19, 2014      
Shares | shares [3] 42   42  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Avalo Therapeutics, Inc., Equity, Acquisition Date 8/19/2014, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 1,000,000    
Investments, at fair value: [40]   $ 50,000    
Acquisition date [40]   Aug. 19, 2014    
Shares | shares [40]   9,924   9,924
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Aveo Pharmaceuticals, Inc., Equity, Acquisition Date 7/31/2011, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 1,715,000    
Investments, at fair value: [40]   $ 2,843,000    
Acquisition date [40]   Jul. 31, 2011    
Shares | shares [40]   190,179   190,179
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Axsome Therapeutics, Inc., Equity, 5/9/2022, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3],[26],[31] $ 4,165,000      
Investments, at fair value: [3],[26],[31] $ 10,110,000      
Acquisition date [3],[26],[31] May 09, 2022      
Shares | shares [3],[26],[31] 127,021   127,021  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Axsome Therapeutics, Inc., Equity, Acquisition Date 5/9/2022, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[19],[24],[40]   $ 4,165,000    
Investments, at fair value: [19],[24],[40]   $ 9,797,000    
Acquisition date [19],[24],[40]   May 09, 2022    
Shares | shares [19],[24],[40]   127,021   127,021
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Bicycle Therapeutics PLC, Equity, 10/5/2020, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3],[26],[27] $ 1,871,000      
Investments, at fair value: [3],[26],[27] $ 1,774,000      
Acquisition date [3],[26],[27] Oct. 05, 2020      
Shares | shares [3],[26],[27] 98,100   98,100  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Bicycle Therapeutics PLC, Equity, Acquisition Date 10/5/2020, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[24],[25],[40]   $ 1,871,000    
Investments, at fair value: [24],[25],[40]   $ 2,904,000    
Acquisition date [24],[25],[40]   Oct. 05, 2020    
Shares | shares [24],[25],[40]   98,100   98,100
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and BridgeBio Pharma, Inc., Equity, 6/21/2018, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3] $ 2,255,000      
Investments, at fair value: [3] $ 9,339,000      
Acquisition date [3] Jun. 21, 2018      
Shares | shares [3] 231,329   231,329  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Concert Pharmaceuticals, Inc., Equity, Acquisition Date 2/13/2019, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[24],[40]   $ 1,367,000    
Investments, at fair value: [24],[40]   $ 413,000    
Acquisition date [24],[40]   Feb. 13, 2019    
Shares | shares [24],[40]   70,796   70,796
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Cyclo Therapeutics, Inc. (p.k.a. Applied Molecular Transport), Equity, 4/6/2021, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3],[26] $ 42,000      
Investments, at fair value: [3],[26] $ 0      
Acquisition date [3],[26] Apr. 06, 2021      
Shares | shares [3],[26] 134   134  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Dare Biosciences, Inc., Equity, 1/8/2015, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3] $ 1,000,000      
Investments, at fair value: [3] $ 4,000      
Acquisition date [3] Jan. 08, 2015      
Shares | shares [3] 13,550   13,550  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Dare Biosciences, Inc., Equity, Acquisition Date 1/8/2015, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 1,000,000    
Investments, at fair value: [40]   $ 11,000    
Acquisition date [40]   Jan. 08, 2015    
Shares | shares [40]   13,550   13,550
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Dynavax Technologies, Equity, 7/22/2015, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3],[26] $ 550,000      
Investments, at fair value: [3],[26] $ 280,000      
Acquisition date [3],[26] Jul. 22, 2015      
Shares | shares [3],[26] 20,000   20,000  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Dynavax Technologies, Equity, Acquisition Date 7/22/2015, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[24],[40]   $ 550,000    
Investments, at fair value: [24],[40]   $ 213,000    
Acquisition date [24],[40]   Jul. 22, 2015    
Shares | shares [24],[40]   20,000   20,000
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Gritstone Bio, Inc., Equity, 10/26/2022, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3] $ 1,000,000      
Investments, at fair value: [3] $ 903,000      
Acquisition date [3] Oct. 26, 2022      
Shares | shares [3] 442,477   442,477  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Gritstone Bio, Inc., Equity, Acquisition Date 10/26/2022, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 1,000,000    
Investments, at fair value: [40]   $ 1,527,000    
Acquisition date [40]   Oct. 26, 2022    
Shares | shares [40]   442,477   442,477
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Heron Therapeutics, Inc., Equity, 7/25/2015, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3] $ 500,000      
Investments, at fair value: [3] $ 620,000      
Acquisition date [3] Jul. 25, 2023      
Shares | shares [3] 364,963   364,963  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Hibercell, Inc., Equity, 5/7/2021, Preferred Series B        
Summary of Investment Holdings        
Investment cost [1],[2] $ 4,250,000      
Investments, at fair value: [1] $ 1,834,000      
Acquisition date [1],[3] May 07, 2021      
Shares | shares [1] 3,466,840   3,466,840  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Hibercell, Inc., Equity, Acquisition Date 5/7/2021, Series Preferred Series B        
Summary of Investment Holdings        
Investment cost [6],[30]   $ 4,250,000    
Investments, at fair value: [30]   $ 2,233,000    
Acquisition date [30],[40]   May 07, 2021    
Shares | shares [30]   3,466,840   3,466,840
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and HilleVax, Inc, Equity, Acquisition Date 5/3/2022, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 4,000,000    
Investments, at fair value: [40]   $ 3,937,000    
Acquisition date [40]   May 03, 2022    
Shares | shares [40]   235,295   235,295
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and HilleVax, Inc., Equity, 5/3/2022, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3] $ 4,000,000      
Investments, at fair value: [3] $ 3,777,000      
Acquisition date [3] May 03, 2022      
Shares | shares [3] 235,295   235,295  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Humanigen, Inc., Equity, 3/31/2021, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3],[26] $ 800,000      
Investments, at fair value: [3],[26] $ 0      
Acquisition date [3],[26] Mar. 31, 2021      
Shares | shares [3],[26] 43,243   43,243  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Humanigen, Inc., Equity, Acquisition Date 3/31/2021, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[24],[40]   $ 800,000    
Investments, at fair value: [24],[40]   $ 5,000    
Acquisition date [24],[40]   Mar. 31, 2021    
Shares | shares [24],[40]   43,243   43,243
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Kura Oncology, Inc., Equity, 6/16/2023, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3],[26] $ 550,000      
Investments, at fair value: [3],[26] $ 688,000      
Acquisition date [3],[26] Jun. 16, 2023      
Shares | shares [3],[26] 47,826   47,826  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Madrigal Pharmaceutical, Inc., Equity, 9/29/2023, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3],[26] $ 773,000      
Investments, at fair value: [3],[26] $ 1,180,000      
Acquisition date [3],[26] Sep. 29, 2023      
Shares | shares [3],[26] 5,100   5,100  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and NorthSea Therapeutics, Equity, 12/15/2021, Preferred Series C        
Summary of Investment Holdings        
Investment cost [2],[26],[27] $ 2,000,000      
Investments, at fair value: [26],[27] $ 1,427,000      
Acquisition date [3],[26],[27] Dec. 15, 2021      
Shares | shares [26],[27] 983   983  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and NorthSea Therapeutics, Equity, Acquisition Date 12/15/2021, Series Preferred Series C        
Summary of Investment Holdings        
Investment cost [6],[24],[25]   $ 2,000,000    
Investments, at fair value: [24],[25]   $ 1,476,000    
Acquisition date [24],[25],[40]   Dec. 15, 2021    
Shares | shares [24],[25]   983   983
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Paratek Pharmaceuticals, Inc., Equity, Acquisition Date 2/26/2007, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 2,744,000    
Investments, at fair value: [40]   $ 143,000    
Acquisition date [40]   Feb. 26, 2007    
Shares | shares [40]   76,362   76,362
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Phathom Pharmaceuticals, Inc., Equity, 6/9/2023, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3],[26],[31] $ 1,730,000      
Investments, at fair value: [3],[26],[31] $ 1,344,000      
Acquisition date [3],[26],[31] Jun. 09, 2023      
Shares | shares [3],[26],[31] 147,233   147,233  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Rocket Pharmaceuticals, Ltd., Equity, 8/22/2007, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3] $ 1,500,000      
Investments, at fair value: [3] $ 28,000      
Acquisition date [3] Aug. 22, 2007      
Shares | shares [3] 944   944  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Rocket Pharmaceuticals, Ltd., Equity, Acquisition Date 8/22/2007, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 1,500,000    
Investments, at fair value: [40]   $ 18,000    
Acquisition date [40]   Aug. 22, 2007    
Shares | shares [40]   944   944
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Savara, Inc., Equity, 8/11/2015, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3] $ 203,000      
Investments, at fair value: [3] $ 52,000      
Acquisition date [3] Aug. 11, 2015      
Shares | shares [3] 11,119   11,119  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Savara, Inc., Equity, Acquisition Date 8/11/2015, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 203,000    
Investments, at fair value: [40]   $ 17,000    
Acquisition date [40]   Aug. 11, 2015    
Shares | shares [40]   11,119   11,119
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Sio Gene Therapies, Inc., Equity, 2/2/2017, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3] $ 1,269,000      
Investments, at fair value: [3] $ 6,000      
Acquisition date [3] Feb. 02, 2017      
Shares | shares [3] 16,228   16,228  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Sio Gene Therapies, Inc., Equity, Acquisition Date 2/2/2017, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 1,269,000    
Investments, at fair value: [40]   $ 7,000    
Acquisition date [40]   Feb. 02, 2017    
Shares | shares [40]   16,228   16,228
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Tarsus Pharmaceuticals, Inc., Equity, 5/5/2022, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3],[26] $ 2,100,000      
Investments, at fair value: [3],[26] $ 3,150,000      
Acquisition date [3],[26] May 05, 2022      
Shares | shares [3],[26] 155,555   155,555  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Tarsus Pharmaceuticals, Inc., Equity, Acquisition Date 5/5/2022, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[24],[40]   $ 2,100,000    
Investments, at fair value: [24],[40]   $ 2,280,000    
Acquisition date [24],[40]   May 05, 2022    
Shares | shares [24],[40]   155,555   155,555
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Total Valo Health, LLC        
Summary of Investment Holdings        
Investment cost [2] $ 4,000,000      
Investments, at fair value: $ 4,098,000      
Shares | shares 680,410   680,410  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Tricida, Inc., Equity, Acquisition Date 2/28/2018, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 863,000    
Investments, at fair value: [40]   $ 11,000    
Acquisition date [40]   Feb. 28, 2018    
Shares | shares [40]   68,816   68,816
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Valo Health, LLC, Equity, 12/11/2020, Preferred Series B        
Summary of Investment Holdings        
Investment cost [2] $ 3,000,000      
Investments, at fair value: $ 2,911,000      
Acquisition date [3] Dec. 11, 2020      
Shares | shares 510,308   510,308  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Valo Health, LLC, Equity, Acquisition Date 10/31/2022, Series Preferred Series C        
Summary of Investment Holdings        
Investment cost [6]   $ 1,000,000    
Investments, at fair value:   $ 1,012,000    
Acquisition date [40]   Oct. 31, 2022    
Shares | shares   170,102   170,102
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Valo Health, LLC, Equity, Acquisition Date 12/11/2020, Series Preferred Series B        
Summary of Investment Holdings        
Investment cost [6]   $ 3,000,000    
Investments, at fair value:   $ 2,063,000    
Acquisition date [40]   Dec. 11, 2020    
Shares | shares   510,308   510,308
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Valo Health, LLC., Equity, 10/31/2022, Preferred Series C        
Summary of Investment Holdings        
Investment cost [2] $ 1,000,000      
Investments, at fair value: $ 1,187,000      
Acquisition date [3] Oct. 31, 2022      
Shares | shares 170,102   170,102  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Verge Analytics, Inc., Equity, 9/6/2023, Preferred Series C        
Summary of Investment Holdings        
Investment cost [2] $ 1,500,000      
Investments, at fair value: $ 1,753,000      
Acquisition date [3] Sep. 06, 2023      
Shares | shares 208,588   208,588  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Viridian Therapeutics, Inc., Equity, 11/6/2023, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3],[26] $ 400,000      
Investments, at fair value: [3],[26] $ 704,000      
Acquisition date [3],[26] Nov. 06, 2023      
Shares | shares [3],[26] 32,310   32,310  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and X4 Pharmaceuticals, Inc., Equity, 11/26/2019, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3] $ 2,945,000      
Investments, at fair value: [3] $ 1,313,000      
Acquisition date [3] Nov. 26, 2019      
Shares | shares [3] 1,566,064   1,566,064  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and X4 Pharmaceuticals, Inc., Equity, Acquisition Date 11/26/2019, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 2,945,000    
Investments, at fair value: [40]   $ 1,555,000    
Acquisition date [40]   Nov. 26, 2019    
Shares | shares [40]   1,566,064   1,566,064
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and uniQure B.V., Equity, 1/31/2019, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3],[26],[27] $ 332,000      
Investments, at fair value: [3],[26],[27] $ 116,000      
Acquisition date [3],[26],[27] Jan. 31, 2019      
Shares | shares [3],[26],[27] 17,175   17,175  
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and uniQure B.V., Equity, Acquisition Date 1/31/2019, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[19],[24],[25],[40]   $ 332,000    
Investments, at fair value: [19],[24],[25],[40]   $ 389,000    
Acquisition date [19],[24],[25],[40]   Jan. 31, 2019    
Shares | shares [19],[24],[25],[40]   17,175   17,175
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development, Valo Health LLC        
Summary of Investment Holdings        
Investment cost [6]   $ 4,000,000    
Investments, at fair value:   $ 3,075,000    
Shares | shares   680,410   680,410
Investment, Identifier [Axis]: Equity Investments Electronics & Computer Hardware (0.05%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.05%   0.05%  
Investment cost [2] $ 2,150,000      
Investments, at fair value: 951,000      
Investment, Identifier [Axis]: Equity Investments Electronics & Computer Hardware (0.11%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.11%   0.11%
Investment cost [6]   $ 2,150,000    
Investments, at fair value:   1,521,000    
Investment, Identifier [Axis]: Equity Investments Electronics & Computer Hardware and Locus Robotics Corp., Equity, Acquisition Date 11/17/2022, Series Preferred Series F        
Summary of Investment Holdings        
Investment cost 650,000 [2] 650,000 [6]    
Investments, at fair value: $ 407,000 $ 606,000    
Acquisition date Nov. 17, 2022 [3] Nov. 17, 2022 [40]    
Shares | shares 15,116 15,116 15,116 15,116
Investment, Identifier [Axis]: Equity Investments Electronics & Computer Hardware and Skydio, Inc., Equity, Acquisition Date 3/8/2022, Series Preferred Series E        
Summary of Investment Holdings        
Investment cost $ 1,500,000 [2] $ 1,500,000 [6]    
Investments, at fair value: $ 544,000 $ 915,000    
Acquisition date Mar. 08, 2022 [3] Mar. 08, 2022 [40]    
Shares | shares 248,900 248,900 248,900 248,900
Investment, Identifier [Axis]: Equity Investments Healthcare Services, Other (0.05%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.05%   0.05%  
Investment cost [2] $ 6,782,000      
Investments, at fair value: 960,000      
Investment, Identifier [Axis]: Equity Investments Healthcare Services, Other (0.21%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.21%   0.21%
Investment cost [6]   $ 6,781,000    
Investments, at fair value:   2,894,000    
Investment, Identifier [Axis]: Equity Investments Healthcare Services, Other and 23andMe, Inc., Equity, Acquisition Date 3/11/2019, Series Common Stock        
Summary of Investment Holdings        
Investment cost 5,094,000 [2],[3] 5,094,000 [6],[40]    
Investments, at fair value: $ 754,000 [3] $ 1,784,000 [40]    
Acquisition date Mar. 11, 2019 [3] Mar. 11, 2019 [40]    
Shares | shares 825,732 [3] 825,732 [40] 825,732 [3] 825,732 [40]
Investment, Identifier [Axis]: Equity Investments Healthcare Services, Other and Carbon Health Technologies, Inc., Equity, Acquisition Date 3/30/2021, Series Preferred Series C        
Summary of Investment Holdings        
Investment cost $ 1,688,000 [2] $ 1,687,000 [6]    
Investments, at fair value: $ 206,000 $ 1,110,000    
Acquisition date Mar. 30, 2021 [3] Mar. 30, 2021 [40]    
Shares | shares 217,880 217,880 217,880 217,880
Investment, Identifier [Axis]: Equity Investments Information Services (0.35%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.35%   0.35%  
Investment cost [2] $ 4,440,000      
Investments, at fair value: 6,243,000      
Investment, Identifier [Axis]: Equity Investments Information Services (0.58%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.58%   0.58%
Investment cost [6]   $ 4,440,000    
Investments, at fair value:   8,175,000    
Investment, Identifier [Axis]: Equity Investments Information Services and Planet Labs, Inc., Equity, Acquisition Date 6/21/2019, Series Common Stock        
Summary of Investment Holdings        
Investment cost 615,000 [2],[3] 615,000 [6],[40]    
Investments, at fair value: $ 1,353,000 [3] $ 2,383,000 [40]    
Acquisition date Jun. 21, 2019 [3] Jun. 21, 2019 [40]    
Shares | shares 547,880 [3] 547,880 [40] 547,880 [3] 547,880 [40]
Investment, Identifier [Axis]: Equity Investments Information Services and Yipit, LLC, Equity, Acquisition Date 12/30/2021, Series Preferred Series E        
Summary of Investment Holdings        
Investment cost $ 3,825,000 [2] $ 3,825,000 [6]    
Investments, at fair value: $ 4,890,000 $ 3,375,000    
Acquisition date Dec. 30, 2021 [3] Dec. 30, 2021 [40]    
Shares | shares 41,021 41,021 41,021 41,021
Investment, Identifier [Axis]: Equity Investments Information Services and Zeta Global Corp., Equity, Acquisition Date 11/20/2007, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 0    
Investments, at fair value: [40]   $ 2,417,000    
Acquisition date [40]   Nov. 20, 2007    
Shares | shares [40]   295,861   295,861
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment (0.01%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.01%   0.01%  
Investment cost [2] $ 250,000      
Investments, at fair value: 262,000      
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment (0.07%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.07%   0.07%
Investment cost [6]   $ 2,953,000    
Investments, at fair value:   915,000    
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment and Coronado Aesthetics, LLC, Equity, Acquisition Date 10/15/2021, Series Common Units        
Summary of Investment Holdings        
Investment cost 0 [2],[32] 0 [6],[34]    
Investments, at fair value: $ 2,000 [32] $ 6,000 [34]    
Acquisition date Oct. 15, 2021 [3],[32] Oct. 15, 2021 [34],[40]    
Shares | shares 180,000 [32] 180,000 [34] 180,000 [32] 180,000 [34]
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment and Coronado Aesthetics, LLC, Equity, Acquisition Date 10/15/2021, Series Preferred Series A-2        
Summary of Investment Holdings        
Investment cost [2],[32] $ 250,000      
Investments, at fair value: [32] $ 260,000      
Acquisition date [3],[32] Oct. 15, 2021      
Shares | shares [32] 5,000,000   5,000,000  
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment and Flowonix Medical Incorporated, Equity, Acquisition Date 11/3/2014, Series Preferred Series AA        
Summary of Investment Holdings        
Investment cost [6]   $ 1,499,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Nov. 03, 2014    
Shares | shares   221,893   221,893
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment and Gelesis, Inc., Equity, Acquisition Date 11/30/2009, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 871,000    
Investments, at fair value: [40]   $ 433,000    
Acquisition date [40]   Nov. 30, 2009    
Shares | shares [40]   1,490,700   1,490,700
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment and ViewRay, Inc., Equity, Acquisition Date 12/16/2013, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 333,000    
Investments, at fair value: [40]   $ 163,000    
Acquisition date [40]   Dec. 16, 2013    
Shares | shares [40]   36,457   36,457
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment, Coronado Aesthetics, LLC        
Summary of Investment Holdings        
Investment cost [6]   $ 250,000    
Investments, at fair value:   $ 319,000    
Shares | shares   5,180,000   5,180,000
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment, Total Coronado Aesthetics, LLC        
Summary of Investment Holdings        
Investment cost [2] $ 250,000      
Investments, at fair value: $ 262,000      
Shares | shares 5,180,000   5,180,000  
Investment, Identifier [Axis]: Equity Investments Semiconductors (0.01%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.01%   0.01%
Investment cost [6]   $ 160,000    
Investments, at fair value:   205,000    
Investment, Identifier [Axis]: Equity Investments Semiconductors (0.02%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.02%   0.02%  
Investment cost [2] $ 160,000      
Investments, at fair value: 394,000      
Investment, Identifier [Axis]: Equity Investments Semiconductors and Achronix Semiconductor Corporation, Equity, Acquisition Date 7/1/2011, Series Preferred Series C        
Summary of Investment Holdings        
Investment cost 160,000 [2] 160,000 [6]    
Investments, at fair value: $ 394,000 $ 205,000    
Acquisition date Jul. 01, 2011 [3] Jul. 01, 2011 [40]    
Shares | shares 277,995 277,995 277,995 277,995
Investment, Identifier [Axis]: Equity Investments Software (1.27%)        
Summary of Investment Holdings        
Investment owned, percent of net assets 1.27%   1.27%  
Investment cost [2] $ 23,210,000      
Investments, at fair value: 22,919,000      
Investment, Identifier [Axis]: Equity Investments Software (2.07%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   2.07%   2.07%
Investment cost [6]   $ 32,498,000    
Investments, at fair value:   28,966,000    
Investment, Identifier [Axis]: Equity Investments Software and 3GTMS, LLC, Equity, Acquisition Date 8/9/2021, Series Common Stock        
Summary of Investment Holdings        
Investment cost 1,000,000 [2] 1,000,000 [6]    
Investments, at fair value: $ 863,000 $ 793,000    
Acquisition date Aug. 09, 2021 [3] Aug. 09, 2021 [40]    
Shares | shares 1,000,000 1,000,000 1,000,000 1,000,000
Investment, Identifier [Axis]: Equity Investments Software and Black Crow AI, Inc. affiliates, Equity, Acquisition Date 3/24/2021, Series Preferred Note        
Summary of Investment Holdings        
Investment cost $ 2,406,000 [2],[41] $ 3,000,000 [6],[42]    
Investments, at fair value: $ 2,406,000 [41] $ 3,000,000 [42]    
Acquisition date Mar. 24, 2021 [3],[41] Mar. 24, 2021 [40],[42]    
Shares | shares 3 [41] 3 [42] 3 [41] 3 [42]
Investment, Identifier [Axis]: Equity Investments Software and CapLinked, Inc., Equity, Acquisition Date 10/26/2012, Series Preferred Series A-3        
Summary of Investment Holdings        
Investment cost $ 51,000 [2] $ 51,000 [6]    
Investments, at fair value: $ 0 $ 6,000    
Acquisition date Oct. 26, 2012 [3] Oct. 26, 2012 [40]    
Shares | shares 53,614 53,614 53,614 53,614
Investment, Identifier [Axis]: Equity Investments Software and Contentful Global, Inc., Equity, Acquisition Date 11/20/2018, Series Preferred Series D        
Summary of Investment Holdings        
Investment cost $ 500,000 [2],[26],[27] $ 500,000 [6],[24],[25]    
Investments, at fair value: $ 842,000 [26],[27] $ 732,000 [24],[25]    
Acquisition date Nov. 20, 2018 [3],[26],[27] Nov. 20, 2018 [24],[25],[40]    
Shares | shares 108,500 [26],[27] 108,500 [24],[25] 108,500 [26],[27] 108,500 [24],[25]
Investment, Identifier [Axis]: Equity Investments Software and Contentful Global, Inc., Equity, Acquisition Date 12/22/2020, Series Preferred Series C        
Summary of Investment Holdings        
Investment cost $ 138,000 [2],[26],[27] $ 138,000 [6],[24],[25]    
Investments, at fair value: $ 303,000 [26],[27] $ 258,000 [24],[25]    
Acquisition date Dec. 22, 2020 [3],[26],[27] Dec. 22, 2020 [24],[25],[40]    
Shares | shares 41,000 [26],[27] 41,000 [24],[25] 41,000 [26],[27] 41,000 [24],[25]
Investment, Identifier [Axis]: Equity Investments Software and Docker, Inc., Equity, Acquisition Date 11/29/2018, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 4,284,000 [2] $ 4,284,000 [6]    
Investments, at fair value: $ 636,000 $ 503,000    
Acquisition date Nov. 29, 2018 [3] Nov. 29, 2018 [40]    
Shares | shares 20,000 20,000 20,000 20,000
Investment, Identifier [Axis]: Equity Investments Software and Druva Holdings, Inc., Equity, Acquisition Date 10/22/2015, Series Preferred Series 2        
Summary of Investment Holdings        
Investment cost $ 1,000,000 [2] $ 1,000,000 [6]    
Investments, at fair value: $ 2,752,000 $ 1,764,000    
Acquisition date Oct. 22, 2015 [3] Oct. 22, 2015 [40]    
Shares | shares 458,841 458,841 458,841 458,841
Investment, Identifier [Axis]: Equity Investments Software and Druva Holdings, Inc., Equity, Acquisition Date 8/24/2017, Series Preferred Series 3        
Summary of Investment Holdings        
Investment cost $ 300,000 [2] $ 300,000 [6]    
Investments, at fair value: $ 587,000 $ 395,000    
Acquisition date Aug. 24, 2017 [3] Aug. 24, 2017 [40]    
Shares | shares 93,620 93,620 93,620 93,620
Investment, Identifier [Axis]: Equity Investments Software and HighRoads, Inc., Equity, Acquisition Date 1/18/2013, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 307,000 [2] $ 307,000 [6]    
Investments, at fair value: $ 0 $ 0    
Acquisition date Jan. 18, 2013 [3] Jan. 18, 2013 [40]    
Shares | shares 190 190 190 190
Investment, Identifier [Axis]: Equity Investments Software and Leapwork ApS., Equity, Acquisition Date 8/25/2023, Series Preferred Series B2        
Summary of Investment Holdings        
Investment cost [2],[26],[27] $ 250,000      
Investments, at fair value: [26],[27] $ 231,000      
Acquisition date [3],[26],[27] Aug. 25, 2023      
Shares | shares [26],[27] 183,073   183,073  
Investment, Identifier [Axis]: Equity Investments Software and Lightbend, Inc., Equity, Acquisition Date 12/4/2020, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 265,000 [2] $ 265,000 [6]    
Investments, at fair value: $ 23,000 $ 24,000    
Acquisition date Dec. 04, 2020 [3] Dec. 04, 2020 [40]    
Shares | shares 38,461 38,461 38,461 38,461
Investment, Identifier [Axis]: Equity Investments Software and Nextdoor.com, Inc., Equity, Acquisition Date 8/1/2018, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 4,854,000 [2],[3] $ 4,854,000 [6],[40]    
Investments, at fair value: $ 1,927,000 [3] $ 2,100,000 [40]    
Acquisition date Aug. 01, 2018 [3] Aug. 01, 2018 [40]    
Shares | shares 1,019,255 [3] 1,019,255 [40] 1,019,255 [3] 1,019,255 [40]
Investment, Identifier [Axis]: Equity Investments Software and Palantir Technologies, Equity, Acquisition Date 9/23/2020, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 3,474,000 [2],[3] $ 8,670,000 [6],[40]    
Investments, at fair value: $ 9,758,000 [3] $ 9,106,000 [40]    
Acquisition date Sep. 23, 2020 [3] Sep. 23, 2020 [40]    
Shares | shares 568,337 [3] 1,418,337 [40] 568,337 [3] 1,418,337 [40]
Investment, Identifier [Axis]: Equity Investments Software and SingleStore, Inc., Equity, Acquisition Date 11/25/2020, Series Preferred Series E        
Summary of Investment Holdings        
Investment cost $ 2,000,000 [2] $ 2,000,000 [6]    
Investments, at fair value: $ 1,721,000 $ 1,940,000    
Acquisition date Nov. 25, 2020 [3] Nov. 25, 2020 [40]    
Shares | shares 580,983 580,983 580,983 580,983
Investment, Identifier [Axis]: Equity Investments Software and SingleStore, Inc., Equity, Acquisition Date 8/12/2021, Series Preferred Series F        
Summary of Investment Holdings        
Investment cost $ 280,000 [2] $ 280,000 [6]    
Investments, at fair value: $ 196,000 $ 221,000    
Acquisition date Aug. 12, 2021 [3] Aug. 12, 2021 [40]    
Shares | shares 52,956 52,956 52,956 52,956
Investment, Identifier [Axis]: Equity Investments Software and Sprinklr, Inc., Equity, Acquisition Date 3/22/2017, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 3,748,000    
Investments, at fair value: [40]   $ 5,719,000    
Acquisition date [40]   Mar. 22, 2017    
Shares | shares [40]   700,000   700,000
Investment, Identifier [Axis]: Equity Investments Software and Verana Health, Inc., Equity, Acquisition Date 7/8/2021, Series Preferred Series E        
Summary of Investment Holdings        
Investment cost $ 2,000,000 [2] $ 2,000,000 [6]    
Investments, at fair value: $ 422,000 $ 1,023,000    
Acquisition date Jul. 08, 2021 [3] Jul. 08, 2021 [40]    
Shares | shares 952,562 952,562 952,562 952,562
Investment, Identifier [Axis]: Equity Investments Software and ZeroFox, Inc., Equity, Acquisition Date 5/7/2020, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 101,000 [2],[3] $ 101,000 [6],[40],[43]    
Investments, at fair value: $ 252,000 [3] $ 1,382,000 [40],[43]    
Acquisition date May 07, 2020 [3] May 07, 2020 [40],[43]    
Shares | shares 289,992 [3] 289,992 [40],[43] 289,992 [3] 289,992 [40],[43]
Investment, Identifier [Axis]: Equity Investments Software, Contentful Global, Inc.        
Summary of Investment Holdings        
Investment cost [6]   $ 638,000    
Investments, at fair value:   $ 990,000    
Shares | shares   149,500   149,500
Investment, Identifier [Axis]: Equity Investments Software, Druva Holdings, Inc.        
Summary of Investment Holdings        
Investment cost [6]   $ 1,300,000    
Investments, at fair value:   $ 2,159,000    
Shares | shares   552,461   552,461
Investment, Identifier [Axis]: Equity Investments Software, SingleStore, Inc.        
Summary of Investment Holdings        
Investment cost [6]   $ 2,280,000    
Investments, at fair value:   $ 2,161,000    
Shares | shares   633,939   633,939
Investment, Identifier [Axis]: Equity Investments Software, Total Contentful Global, Inc.        
Summary of Investment Holdings        
Investment cost [2] $ 638,000      
Investments, at fair value: $ 1,145,000      
Shares | shares 149,500   149,500  
Investment, Identifier [Axis]: Equity Investments Software, Total Druva Holdings, Inc.        
Summary of Investment Holdings        
Investment cost [2] $ 1,300,000      
Investments, at fair value: $ 3,339,000      
Shares | shares 552,461   552,461  
Investment, Identifier [Axis]: Equity Investments Software, Total SingleStore, Inc.        
Summary of Investment Holdings        
Investment cost [2] $ 2,280,000      
Investments, at fair value: $ 1,917,000      
Shares | shares 633,939   633,939  
Investment, Identifier [Axis]: Equity Investments Surgical Devices (0.18%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.18%   0.18%
Investment cost [6]   $ 2,479,000    
Investments, at fair value:   2,546,000    
Investment, Identifier [Axis]: Equity Investments Surgical Devices and Gynesonics, Inc., Equity, Acquisition Date 1/18/2007, Series Preferred Series B        
Summary of Investment Holdings        
Investment cost [6]   250,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Jan. 18, 2007    
Shares | shares   219,298   219,298
Investment, Identifier [Axis]: Equity Investments Surgical Devices and Gynesonics, Inc., Equity, Acquisition Date 12/18/2018, Series Preferred Series F        
Summary of Investment Holdings        
Investment cost [6]   $ 118,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Dec. 18, 2018    
Shares | shares   1,523,693   1,523,693
Investment, Identifier [Axis]: Equity Investments Surgical Devices and Gynesonics, Inc., Equity, Acquisition Date 12/18/2018, Series Preferred Series F-1        
Summary of Investment Holdings        
Investment cost [6]   $ 150,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Dec. 18, 2018    
Shares | shares   2,418,125   2,418,125
Investment, Identifier [Axis]: Equity Investments Surgical Devices and Gynesonics, Inc., Equity, Acquisition Date 2/8/2013, Series Preferred Series D        
Summary of Investment Holdings        
Investment cost [6]   $ 712,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Feb. 08, 2013    
Shares | shares   1,991,157   1,991,157
Investment, Identifier [Axis]: Equity Investments Surgical Devices and Gynesonics, Inc., Equity, Acquisition Date 6/16/2010, Series Preferred Series C        
Summary of Investment Holdings        
Investment cost [6]   $ 282,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Jun. 16, 2010    
Shares | shares   656,538   656,538
Investment, Identifier [Axis]: Equity Investments Surgical Devices and Gynesonics, Inc., Equity, Acquisition Date 7/14/2015, Series Preferred Series E        
Summary of Investment Holdings        
Investment cost [6]   $ 429,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Jul. 14, 2015    
Shares | shares   2,786,367   2,786,367
Investment, Identifier [Axis]: Equity Investments Surgical Devices and TransMedics Group, Inc., Equity, Acquisition Date 11/7/2012, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 538,000    
Investments, at fair value: [40]   $ 2,546,000    
Acquisition date [40]   Nov. 07, 2012    
Shares | shares [40]   50,000   50,000
Investment, Identifier [Axis]: Equity Investments Surgical Devices, Gynesonics, Inc.        
Summary of Investment Holdings        
Investment cost [6]   $ 1,941,000    
Investments, at fair value:   $ 0    
Shares | shares   9,595,178   9,595,178
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology (0.22%)        
Summary of Investment Holdings        
Investment owned, percent of net assets 0.22%   0.22%  
Investment cost [2] $ 11,508,000      
Investments, at fair value: 3,881,000      
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology (0.57%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.57%   0.57%
Investment cost [6]   $ 11,508,000    
Investments, at fair value:   7,984,000    
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology and Fulcrum Bioenergy, Inc., Equity, Acquisition Date 9/13/2012, Series Preferred Series C-1        
Summary of Investment Holdings        
Investment cost 711,000 [2] 711,000 [6]    
Investments, at fair value: $ 529,000 $ 995,000    
Acquisition date Sep. 13, 2012 [3] Sep. 13, 2012 [40]    
Shares | shares 187,265 187,265 187,265 187,265
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology and Impossible Foods, Inc., Equity, Acquisition Date 5/10/2019, Series Preferred Series E-1        
Summary of Investment Holdings        
Investment cost $ 2,000,000 [2] $ 2,000,000 [6]    
Investments, at fair value: $ 479,000 $ 2,173,000    
Acquisition date May 10, 2019 [3] May 10, 2019 [40]    
Shares | shares 188,611 188,611 188,611 188,611
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology and Modumetal, Inc., Equity, Acquisition Date 6/1/2015, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 500,000 [2] $ 500,000 [6]    
Investments, at fair value: $ 0 $ 0    
Acquisition date Jun. 01, 2015 [3] Jun. 01, 2015 [40]    
Shares | shares 1,035 1,035 1,035 1,035
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology and NantEnergy, LLC, Equity, Acquisition Date 8/31/2013, Series Common Units        
Summary of Investment Holdings        
Investment cost $ 102,000 [2] $ 102,000 [6]    
Investments, at fair value: $ 0 $ 0    
Acquisition date Aug. 31, 2013 [3] Aug. 31, 2013 [40]    
Shares | shares 59,665 59,665 59,665 59,665
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology and Pineapple Energy LLC, Equity, Acquisition Date 12/10/2020, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 3,153,000 [2],[3] $ 3,153,000 [6],[40],[43]    
Investments, at fair value: $ 180,000 [3] $ 634,000 [40],[43]    
Acquisition date Dec. 10, 2020 [3] Dec. 10, 2020 [40],[43]    
Shares | shares 304,487 [3] 304,486 [40],[43] 304,487 [3] 304,486 [40],[43]
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology and Pivot Bio, Inc., Equity, Acquisition Date 6/28/2021, Series Preferred Series D        
Summary of Investment Holdings        
Investment cost $ 4,500,000 [2] $ 4,500,000 [6]    
Investments, at fair value: $ 2,684,000 $ 2,456,000    
Acquisition date Jun. 28, 2021 [3] Jun. 28, 2021 [40]    
Shares | shares 593,080 593,080 593,080 593,080
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology and Proterra, Inc., Equity, Acquisition Date 5/28/2015, Series Common Stock        
Summary of Investment Holdings        
Investment cost $ 542,000 [2],[3] $ 542,000 [6],[40]    
Investments, at fair value: $ 9,000 [3] $ 1,726,000 [40]    
Acquisition date May 28, 2015 [3] May 28, 2015 [40]    
Shares | shares 457,841 [3] 457,841 [40] 457,841 [3] 457,841 [40]
Investment, Identifier [Axis]: Equity Investments and Drug Discovery & Development and BridgeBio Pharma, Inc., Equity, Acquisition Date 6/21/2018, Series Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 2,255,000    
Investments, at fair value: [40]   $ 1,763,000    
Acquisition date [40]   Jun. 21, 2018    
Shares | shares [40]   231,329   231,329
Investment, Identifier [Axis]: Equity Investments and Medical Devices & Equipment and Coronado Aesthetics, LLC, Equity, Acquisition Date 10/15/2021, Series Preferred Series A-2        
Summary of Investment Holdings        
Investment cost [6],[34]   $ 250,000    
Investments, at fair value: [34]   $ 313,000    
Acquisition date [34],[40]   Oct. 15, 2021    
Shares | shares [34]   5,000,000   5,000,000
Investment, Identifier [Axis]: Investment Fund After Cash & Cash Equivalents (183.28%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 183.28%   183.28%  
Investment cost [2] $ 3,303,033,000      
Investments, at fair value: 3,304,046,000      
Investment, Identifier [Axis]: Investment Fund Cash & Cash Equivalent and GS Financial Square Government Fund, FGTXX/38141W273        
Summary of Investment Holdings        
Investment cost [2] 56,000,000      
Investments, at fair value: $ 56,000,000      
Investment, Identifier [Axis]: Investment Fund In Cash & Cash Equivalents (3.11%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 3.11%   3.11%  
Investment cost [2] $ 56,000,000      
Investments, at fair value: $ 56,000,000      
Investment, Identifier [Axis]: Investment Funds & Vehicles Investments (0.26%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.26%   0.26%  
Investment cost [2] $ 4,483,000      
Investments, at fair value: $ 4,608,000      
Investment, Identifier [Axis]: Investment Funds & Vehicles Investments (0.28%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.28%   0.28%
Investment cost [6]   $ 3,499,000    
Investments, at fair value:   $ 3,893,000    
Investment, Identifier [Axis]: Investment Funds & Vehicles Investments and Drug Discovery & Development (0.23%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.23%   0.23%  
Investment cost [2] $ 4,102,000      
Investments, at fair value: 4,230,000      
Investment, Identifier [Axis]: Investment Funds & Vehicles Investments and Drug Discovery & Development (0.25%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.25%   0.25%
Investment cost [6]   $ 3,118,000    
Investments, at fair value:   3,518,000    
Investment, Identifier [Axis]: Investment Funds & Vehicles Investments and Drug Discovery & Development and Forbion Growth Opportunities Fund I C.V., Investment Funds & Vehicles, Acquisition Date 11/16/2020        
Summary of Investment Holdings        
Investment cost 3,783,000 [2],[22],[26],[27] 2,699,000 [6],[7],[24],[25]    
Investments, at fair value: $ 3,619,000 [22],[26],[27] $ 3,080,000 [7],[24],[25]    
Acquisition date Nov. 16, 2020 [3],[22],[26],[27] Nov. 16, 2020 [7],[24],[25],[40]    
Investment, Identifier [Axis]: Investment Funds & Vehicles Investments and Drug Discovery & Development and Forbion Growth Opportunities Fund II C.V., Investment Funds & Vehicles, Acquisition Date 6/23/2022        
Summary of Investment Holdings        
Investment cost $ 319,000 [2],[22],[26],[27] $ 419,000 [6],[7],[24],[25]    
Investments, at fair value: $ 611,000 [22],[26],[27] $ 438,000 [7],[24],[25]    
Acquisition date Jun. 23, 2022 [3],[22],[26],[27] Jun. 23, 2022 [7],[24],[25],[40]    
Investment, Identifier [Axis]: Investment Funds & Vehicles Investments and Software (0.02%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.02%   0.02%  
Investment cost [2] $ 381,000      
Investments, at fair value: 378,000      
Investment, Identifier [Axis]: Investment Funds & Vehicles Investments and Software (0.03%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.03%   0.03%
Investment cost [6]   $ 381,000    
Investments, at fair value:   375,000    
Investment, Identifier [Axis]: Investment Funds & Vehicles Investments and Software and Liberty Zim Co-Invest L.P., Investment Funds & Vehicles, Acquisition Date 7/21/2022        
Summary of Investment Holdings        
Investment cost 381,000 [2],[26],[27] 381,000 [6],[24],[25]    
Investments, at fair value: $ 378,000 [26],[27] $ 375,000 [24],[25]    
Acquisition date Jul. 21, 2022 [3],[26],[27] Jul. 21, 2022 [24],[25],[40]    
Investment, Identifier [Axis]: Investments (180.18%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 180.18%   180.18%  
Investment cost [2] $ 3,247,033,000      
Investments, at fair value: $ 3,248,046,000      
Investment, Identifier [Axis]: Investments (211.49%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   211.49%   211.49%
Investment cost [6]   $ 3,005,696,000    
Investments, at fair value:   $ 2,963,955,000    
Investment, Identifier [Axis]: Investments in Securities (179.92%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 179.92%   179.92%  
Investment cost [2] $ 3,242,550,000      
Investments, at fair value: $ 3,243,438,000      
Investment, Identifier [Axis]: Investments in Securities (211.21%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   211.21%   211.21%
Investment cost [6]   $ 3,002,197,000    
Investments, at fair value:   $ 2,960,062,000    
Investment, Identifier [Axis]: Warrant Investments (1.88%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 1.88%   1.88%  
Investment cost [2] $ 28,954,000      
Investments, at fair value: $ 33,969,000      
Investment, Identifier [Axis]: Warrant Investments (2.19%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   2.19%   2.19%
Investment cost [6]   $ 30,964,000    
Investments, at fair value:   $ 30,646,000    
Investment, Identifier [Axis]: Warrant Investments and Biotechnology Tools (0.02%)        
Summary of Investment Holdings        
Investment owned, percent of net assets 0.02%   0.02%  
Investment cost [2] $ 496,000      
Investments, at fair value: 354,000      
Investment, Identifier [Axis]: Warrant Investments and Biotechnology Tools (0.03%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.03%   0.03%
Investment cost [6]   $ 485,000    
Investments, at fair value:   486,000    
Investment, Identifier [Axis]: Warrant Investments and Biotechnology Tools and Alamar Biosciences, Inc., Warrant, Acquisition Date 6/21/2022, Preferred Series B        
Summary of Investment Holdings        
Investment cost 36,000 [2] 24,000 [6]    
Investments, at fair value: $ 20,000 $ 23,000    
Acquisition date Jun. 21, 2022 [3] Jun. 21, 2022 [40]    
Shares | shares 46,197 15,399 46,197 15,399
Investment, Identifier [Axis]: Warrant Investments and Biotechnology Tools and PathAI, Inc., Warrant, Acquisition Date 12/23/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 460,000 [2],[12] $ 461,000 [6]    
Investments, at fair value: $ 334,000 [12] $ 463,000    
Acquisition date Dec. 23, 2022 [3],[12] Dec. 23, 2022 [40]    
Shares | shares 53,418 [12] 53,418 53,418 [12] 53,418
Investment, Identifier [Axis]: Warrant Investments and Communications & Networking (0.01%)        
Summary of Investment Holdings        
Investment owned, percent of net assets 0.01% 0.01% [5] 0.01% 0.01% [5]
Investment cost $ 123,000 [2] $ 541,000 [6]    
Investments, at fair value: 128,000 99,000    
Investment, Identifier [Axis]: Warrant Investments and Communications & Networking and Aryaka Networks, Inc., Warrant, Acquisition Date 6/28/2022, Common Stock        
Summary of Investment Holdings        
Investment cost 123,000 [2],[12] 123,000 [6]    
Investments, at fair value: $ 128,000 [12] $ 99,000    
Acquisition date Jun. 28, 2022 [3],[12] Jun. 28, 2022 [40]    
Shares | shares 229,611 [12] 229,611 229,611 [12] 229,611
Investment, Identifier [Axis]: Warrant Investments and Communications & Networking and Spring Mobile Solutions, Inc., Warrant, Acquisition Date 4/19/2013, Common Stock        
Summary of Investment Holdings        
Investment cost [6]   $ 418,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Apr. 19, 2013    
Shares | shares   2,834,375   2,834,375
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products (0.02%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.02%   0.02%  
Investment cost [2] $ 611,000      
Investments, at fair value: 325,000      
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products (0.17%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.17%   0.17%
Investment cost [6]   $ 1,712,000    
Investments, at fair value:   2,323,000    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products and Gadget Guard, LLC, Warrant, Acquisition Date 6/3/2014, Common Stock        
Summary of Investment Holdings        
Investment cost 228,000 [2] 228,000 [6]    
Investments, at fair value: $ 0 $ 0    
Acquisition date Jun. 03, 2014 [3] Jun. 03, 2014 [40]    
Shares | shares 1,662,441 1,662,441 1,662,441 1,662,441
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products and Savage X Holding, LLC, Warrant, Acquisition Date 6/27/2014, Class A Units        
Summary of Investment Holdings        
Investment cost [6]   $ 0    
Investments, at fair value:   $ 1,103,000    
Acquisition date [40]   Jun. 27, 2014    
Shares | shares   206,185   206,185
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products and TFG Holding, Inc., Warrant, Acquisition Date 6/27/2014, Common Stock        
Summary of Investment Holdings        
Investment cost [6]   $ 0    
Investments, at fair value:   $ 0    
Acquisition date [40]   Jun. 27, 2014    
Shares | shares   206,185   206,185
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products and TechStyle, Inc., Warrant, Acquisition Date 7/16/2013, Preferred Series B        
Summary of Investment Holdings        
Investment cost [6]   $ 1,101,000    
Investments, at fair value:   $ 745,000    
Acquisition date [40]   Jul. 16, 2013    
Shares | shares   206,185   206,185
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products and The Neat Company, Warrant, Acquisition Date 8/13/2014, Common Stock        
Summary of Investment Holdings        
Investment cost $ 365,000 [2] $ 365,000 [6]    
Investments, at fair value: $ 0 $ 0    
Acquisition date Aug. 13, 2014 [3] Aug. 13, 2014 [40]    
Shares | shares 54,054 54,054 54,054 54,054
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products and Whoop, Inc., Warrant, Acquisition Date 6/27/2018, Preferred Series C        
Summary of Investment Holdings        
Investment cost $ 18,000 [2] $ 18,000 [6]    
Investments, at fair value: $ 325,000 $ 475,000    
Acquisition date Jun. 27, 2018 [3] Jun. 27, 2018 [40]    
Shares | shares 686,270 686,270 686,270 686,270
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services (0.19%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.19%   0.19%
Investment cost [6]   $ 4,248,000    
Investments, at fair value:   2,639,000    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services (0.23%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.23%   0.23%  
Investment cost [2] $ 4,208,000      
Investments, at fair value: 4,217,000      
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Carwow LTD, Warrant, Acquisition Date 12/14/2021, Common Stock        
Summary of Investment Holdings        
Investment cost 164,000 [2],[26],[27] 164,000 [6],[24],[25]    
Investments, at fair value: $ 75,000 [26],[27] $ 34,000 [24],[25]    
Acquisition date Dec. 14, 2021 [3],[26],[27] Dec. 14, 2021 [24],[25],[40]    
Shares | shares 174,163 [26],[27] 174,163 [24],[25] 174,163 [26],[27] 174,163 [24],[25]
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Houzz, Inc., Warrant, Acquisition Date 10/29/2019, Common Stock        
Summary of Investment Holdings        
Investment cost $ 20,000 [2] $ 20,000 [6]    
Investments, at fair value: $ 0 $ 0    
Acquisition date Oct. 29, 2019 [3] Oct. 29, 2019 [40]    
Shares | shares 529,661 529,661 529,661 529,661
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Landing Holdings Inc., Warrant, Acquisition Date 3/12/2021, Common Stock        
Summary of Investment Holdings        
Investment cost $ 116,000 [1],[2] $ 116,000 [6],[30]    
Investments, at fair value: $ 298,000 [1] $ 127,000 [30]    
Acquisition date Mar. 12, 2021 [1],[3] Mar. 12, 2021 [30],[40]    
Shares | shares 11,806 [1] 11,806 [30] 11,806 [1] 11,806 [30]
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Lendio, Inc., Warrant, Acquisition Date 3/29/2019, Preferred Series D        
Summary of Investment Holdings        
Investment cost $ 39,000 [2] $ 39,000 [6]    
Investments, at fair value: $ 33,000 $ 19,000    
Acquisition date Mar. 29, 2019 [3] Mar. 29, 2019 [40]    
Shares | shares 127,032 127,032 127,032 127,032
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Plentific Ltd, Warrant, Acquisition Date 10/3/2023, Ordinary shares        
Summary of Investment Holdings        
Investment cost [2],[26],[27] $ 48,000      
Investments, at fair value: [26],[27] $ 51,000      
Acquisition date [3],[26],[27] Oct. 03, 2023      
Shares | shares [26],[27] 19,499   19,499  
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Provi, Warrant, Acquisition Date 12/22/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 166,000 [1],[2] $ 166,000 [6],[30]    
Investments, at fair value: $ 74,000 [1] $ 155,000 [30]    
Acquisition date Dec. 22, 2022 [1],[3] Dec. 22, 2022 [30],[40]    
Shares | shares 117,042 [1] 117,042 [30] 117,042 [1] 117,042 [30]
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Rhino Labs, Inc., Warrant, Acquisition Date 3/12/2021, Common Stock        
Summary of Investment Holdings        
Investment cost $ 470,000 [1],[2] $ 470,000 [6],[30]    
Investments, at fair value: $ 4,000 [1] $ 308,000 [30]    
Acquisition date Mar. 12, 2021 [1],[3] Mar. 12, 2021 [30],[40]    
Shares | shares 13,106 [1] 13,106 [30] 13,106 [1] 13,106 [30]
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and RumbleON, Inc., Warrant, Acquisition Date 4/30/2018, Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 88,000    
Investments, at fair value: [40]   $ 0    
Acquisition date [40]   Apr. 30, 2018    
Shares | shares [40]   5,139   5,139
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and SeatGeek, Inc., Warrant, Acquisition Date 6/12/2019, Common Stock        
Summary of Investment Holdings        
Investment cost $ 842,000 [2],[31] $ 842,000 [6],[18],[19]    
Investments, at fair value: $ 3,065,000 [31] $ 1,332,000 [18],[19]    
Acquisition date Jun. 12, 2019 [3],[31] Jun. 12, 2019 [18],[19],[40]    
Shares | shares 1,379,761 [31] 1,379,761 [18],[19] 1,379,761 [31] 1,379,761 [18],[19]
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Skyword, Inc.        
Summary of Investment Holdings        
Investment cost [6]   $ 140,000    
Investments, at fair value:   $ 43,000    
Shares | shares   2,051,587   2,051,587
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Skyword, Inc., Warrant, Acquisition Date 11/14/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 57,000 [2] $ 57,000 [6]    
Investments, at fair value: $ 58,000 $ 43,000    
Acquisition date Nov. 14, 2022 [3] Nov. 14, 2022 [40]    
Shares | shares 1,607,143 1,607,143 1,607,143 1,607,143
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Skyword, Inc., Warrant, Acquisition Date 8/23/2019, Preferred Series B        
Summary of Investment Holdings        
Investment cost $ 83,000 [2] $ 83,000 [6]    
Investments, at fair value: $ 5,000 $ 0    
Acquisition date Aug. 23, 2019 [3] Aug. 23, 2019 [40]    
Shares | shares 444,444 444,444 444,444 444,444
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Snagajob.com, Inc.        
Summary of Investment Holdings        
Investment cost [6]   $ 860,000    
Investments, at fair value:   $ 118,000    
Shares | shares   3,611,537   3,611,537
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Snagajob.com, Inc., Warrant, Acquisition Date 4/20/2020, Common Stock        
Summary of Investment Holdings        
Investment cost $ 16,000 [2] $ 16,000 [6]    
Investments, at fair value: $ 0 $ 43,000    
Acquisition date Apr. 20, 2020 [3] Apr. 20, 2020 [40]    
Shares | shares 600,000 600,000 600,000 600,000
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Snagajob.com, Inc., Warrant, Acquisition Date 6/30/2016, Preferred Series A        
Summary of Investment Holdings        
Investment cost $ 782,000 [2] $ 782,000 [6]    
Investments, at fair value: $ 0 $ 50,000    
Acquisition date Jun. 30, 2016 [3] Jun. 30, 2016 [40]    
Shares | shares 1,800,000 1,800,000 1,800,000 1,800,000
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Snagajob.com, Inc., Warrant, Acquisition Date 8/1/2018, Preferred Series B        
Summary of Investment Holdings        
Investment cost $ 62,000 [2] $ 62,000 [6]    
Investments, at fair value: $ 0 $ 25,000    
Acquisition date Aug. 01, 2018 [3] Aug. 01, 2018 [40]    
Shares | shares 1,211,537 1,211,537 1,211,537 1,211,537
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Thumbtack, Inc., Warrant, Acquisition Date 5/1/2018, Common Stock        
Summary of Investment Holdings        
Investment cost $ 844,000 [2],[12] $ 844,000 [6],[18]    
Investments, at fair value: $ 515,000 [12] $ 280,000 [18]    
Acquisition date May 01, 2018 [3],[12] May 01, 2018 [18],[40]    
Shares | shares 267,225 [12] 267,225 [18] 267,225 [12] 267,225 [18]
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Total Skyword, Inc.        
Summary of Investment Holdings        
Investment cost [2] $ 140,000      
Investments, at fair value: $ 63,000      
Shares | shares 2,051,587   2,051,587  
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Total Snagajob.com, Inc.        
Summary of Investment Holdings        
Investment cost [2] $ 860,000      
Investments, at fair value: $ 0      
Shares | shares 3,611,537   3,611,537  
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Total Worldremit Group Limited        
Summary of Investment Holdings        
Investment cost [2] $ 155,000      
Investments, at fair value: $ 23,000      
Shares | shares 79,083   79,083  
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Udacity, Inc., Warrant, Acquisition Date 9/25/2020, Common Stock        
Summary of Investment Holdings        
Investment cost $ 218,000 [2],[12] $ 218,000 [6],[18]    
Investments, at fair value: $ 0 [12] $ 4,000 [18]    
Acquisition date Sep. 25, 2020 [3],[12] Sep. 25, 2020 [18],[40]    
Shares | shares 486,359 [12] 486,359 [18] 486,359 [12] 486,359 [18]
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Veem, Inc., Warrant, Acquisition Date 3/31/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 126,000 [2],[12] $ 126,000 [6]    
Investments, at fair value: $ 16,000 [12] $ 25,000    
Acquisition date Mar. 31, 2022 [3],[12] Mar. 31, 2022 [40]    
Shares | shares 98,428 [12] 98,428 98,428 [12] 98,428
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Worldremit Group Limited        
Summary of Investment Holdings        
Investment cost [6]   $ 155,000    
Investments, at fair value:   $ 194,000    
Shares | shares   79,083   79,083
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Worldremit Group Limited, Warrant, Acquisition Date 2/11/2021, Preferred Series D        
Summary of Investment Holdings        
Investment cost $ 129,000 [2],[12],[26],[27],[31] $ 129,000 [6],[18],[19],[24],[25]    
Investments, at fair value: $ 23,000 [12],[26],[27],[31] $ 192,000 [18],[19],[24],[25]    
Acquisition date Feb. 11, 2021 [3],[12],[26],[27],[31] Feb. 11, 2021 [18],[19],[24],[25],[40]    
Shares | shares 77,215 [12],[26],[27],[31] 77,215 [18],[19],[24],[25] 77,215 [12],[26],[27],[31] 77,215 [18],[19],[24],[25]
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Worldremit Group Limited, Warrant, Acquisition Date 8/27/2021, Preferred Series E        
Summary of Investment Holdings        
Investment cost $ 26,000 [2],[26],[27],[31] $ 26,000 [6],[24],[25]    
Investments, at fair value: $ 0 [26],[27],[31] $ 2,000 [24],[25]    
Acquisition date Aug. 27, 2021 [3],[26],[27],[31] Aug. 27, 2021 [24],[25],[40]    
Shares | shares 1,868 [26],[27],[31] 1,868 [24],[25] 1,868 [26],[27],[31] 1,868 [24],[25]
Investment, Identifier [Axis]: Warrant Investments and Diversified Financial Services (0.03%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.03%   0.03%  
Investment cost [2] $ 214,000      
Investments, at fair value: 554,000      
Investment, Identifier [Axis]: Warrant Investments and Diversified Financial Services and Next Insurance, Inc., Warrant, Acquisition Date 2/3/2023, Common Stock        
Summary of Investment Holdings        
Investment cost [2] 214,000      
Investments, at fair value: $ 554,000      
Acquisition date [3] Feb. 03, 2023      
Shares | shares 522,930   522,930  
Investment, Identifier [Axis]: Warrant Investments and Drug Delivery (0.00%)        
Summary of Investment Holdings        
Investment owned, percent of net assets 0.00% [4] 0.00% [5] 0.00% [4] 0.00% [5]
Investment cost $ 392,000 [2] $ 465,000 [6]    
Investments, at fair value: 0 1,000    
Investment, Identifier [Axis]: Warrant Investments and Drug Delivery and Aerami Therapeutics Holdings, Inc., Warrant, Acquisition Date 6/1/2016, Common Stock        
Summary of Investment Holdings        
Investment cost [2] 0      
Investments, at fair value: $ 0      
Acquisition date [3] Jun. 01, 2016      
Shares | shares 67,069   67,069  
Investment, Identifier [Axis]: Warrant Investments and Drug Delivery and Aerami Therapeutics Holdings, Inc., Warrant, Acquisition Date 9/30/2015, Common Stock        
Summary of Investment Holdings        
Investment cost [6]   74,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Sep. 30, 2015    
Shares | shares   110,882   110,882
Investment, Identifier [Axis]: Warrant Investments and Drug Delivery and BioQ Pharma Incorporated, Warrant, Acquisition Date 10/27/2014, Common Stock        
Summary of Investment Holdings        
Investment cost $ 2,000 [2] $ 1,000 [6]    
Investments, at fair value: $ 0 $ 0    
Acquisition date Oct. 27, 2014 [3] Oct. 27, 2014 [40]    
Shares | shares 459,183 459,183 459,183 459,183
Investment, Identifier [Axis]: Warrant Investments and Drug Delivery and PDS Biotechnology Corporation, Warrant, Acquisition Date 8/28/2014, Common Stock        
Summary of Investment Holdings        
Investment cost $ 390,000 [2],[3] $ 390,000 [6],[40]    
Investments, at fair value: $ 0 [3] $ 1,000 [40]    
Acquisition date Aug. 28, 2014 [3] Aug. 28, 2014 [40]    
Shares | shares 3,929 [3] 3,929 [40] 3,929 [3] 3,929 [40]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development (0.46%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.46%   0.46%  
Investment cost [2] $ 7,517,000      
Investments, at fair value: 8,302,000      
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development (0.60%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.60%   0.60%
Investment cost [6]   $ 7,466,000    
Investments, at fair value:   8,444,000    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and ADMA Biologics, Inc., Warrant, Acquisition Date 2/24/2014, Common Stock        
Summary of Investment Holdings        
Investment cost 166,000 [2],[3] 166,000 [6],[40]    
Investments, at fair value: $ 11,000 [3] $ 10,000 [40]    
Acquisition date Feb. 24, 2014 [3] Feb. 24, 2014 [40]    
Shares | shares 58,000 [3] 58,000 [40] 58,000 [3] 58,000 [40]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Acacia Pharma Inc., Warrant, Acquisition Date 6/29/2018, Common Stock        
Summary of Investment Holdings        
Investment cost [6],[24],[25]   $ 304,000    
Investments, at fair value: [24],[25]   $ 0    
Acquisition date [24],[25],[40]   Jun. 29, 2018    
Shares | shares [24],[25]   201,330   201,330
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Akero Therapeutics, Inc., Warrant, Acquisition Date 6/15/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 175,000 [2],[3],[26] $ 56,000 [6],[24],[40]    
Investments, at fair value: $ 335,000 [3],[26] $ 674,000 [24],[40]    
Acquisition date Jun. 15, 2022 [3],[26] Jun. 15, 2022 [24],[40]    
Shares | shares 22,949 [3],[26] 18,360 [24],[40] 22,949 [3],[26] 18,360 [24],[40]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Albireo Pharma, Inc., Warrant, Acquisition Date 6/8/2020, Common Stock        
Summary of Investment Holdings        
Investment cost [6],[24],[40]   $ 61,000    
Investments, at fair value: [24],[40]   $ 31,000    
Acquisition date [24],[40]   Jun. 08, 2020    
Shares | shares [24],[40]   5,311   5,311
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and AmplifyBio, LLC, Warrant, Acquisition Date 12/27/2022, Class A Units        
Summary of Investment Holdings        
Investment cost [6],[30]   $ 238,000    
Investments, at fair value: [30]   $ 256,000    
Acquisition date [30],[40]   Dec. 27, 2022    
Shares | shares [30]   69,239   69,239
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Axsome Therapeutics, Inc., Warrant, Acquisition Date 9/25/2020, Common Stock        
Summary of Investment Holdings        
Investment cost $ 1,290,000 [2],[3],[12],[26],[31] $ 880,000 [6],[18],[19],[24],[40]    
Investments, at fair value: $ 1,657,000 [3],[12],[26],[31] $ 1,590,000 [18],[19],[24],[40]    
Acquisition date Sep. 25, 2020 [3],[12],[26],[31] Sep. 25, 2020 [18],[19],[24],[40]    
Shares | shares 61,004 [3],[12],[26],[31] 40,396 [18],[19],[24],[40] 61,004 [3],[12],[26],[31] 40,396 [18],[19],[24],[40]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and COMPASS Pathways plc, Warrant, Acquisition Date 6/30/2023, Ordinary Shares        
Summary of Investment Holdings        
Investment cost [2],[3],[26],[27] $ 278,000      
Investments, at fair value: [3],[26],[27] $ 285,000      
Acquisition date [3],[26],[27] Jun. 30, 2023      
Shares | shares [3],[26],[27] 75,376   75,376  
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Cellarity, Inc., Warrant, Acquisition Date 12/8/2021, Preferred Series B        
Summary of Investment Holdings        
Investment cost $ 287,000 [1],[2] $ 287,000 [6],[30]    
Investments, at fair value: $ 201,000 [1] $ 318,000 [30]    
Acquisition date Dec. 08, 2021 [1],[3] Dec. 08, 2021 [30],[40]    
Shares | shares 100,000 [1] 100,000 [30] 100,000 [1] 100,000 [30]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Century Therapeutics, Inc., Warrant, Acquisition Date 9/14/2020, Common Stock        
Summary of Investment Holdings        
Investment cost $ 37,000 [2],[3] $ 37,000 [6],[40]    
Investments, at fair value: $ 1,000 [3] $ 3,000 [40]    
Acquisition date Sep. 14, 2020 [3] Sep. 14, 2020 [40]    
Shares | shares 16,112 [3] 16,112 [40] 16,112 [3] 16,112 [40]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Curevo, Inc., Warrant, Acquisition Date 6/9/2023, Common Stock        
Summary of Investment Holdings        
Investment cost [1],[2] $ 233,000      
Investments, at fair value: [1] $ 251,000      
Acquisition date [1],[3] Jun. 09, 2023      
Shares | shares [1] 95,221   95,221  
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Dermavant Sciences Ltd., Warrant, Acquisition Date 5/31/2019, Common Stock        
Summary of Investment Holdings        
Investment cost $ 101,000 [2],[26],[27] $ 101,000 [6],[24],[25]    
Investments, at fair value: $ 7,000 [26],[27] $ 199,000 [24],[25]    
Acquisition date May 31, 2019 [3],[26],[27] May 31, 2019 [24],[25],[40]    
Shares | shares 223,642 [26],[27] 223,642 [24],[25] 223,642 [26],[27] 223,642 [24],[25]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Evofem Biosciences, Inc., Warrant, Acquisition Date 6/11/2014, Common Stock        
Summary of Investment Holdings        
Investment cost $ 266,000 [2],[3] $ 266,000 [6],[40]    
Investments, at fair value: $ 0 [3] $ 0 [40]    
Acquisition date Jun. 11, 2014 [3] Jun. 11, 2014 [40]    
Shares | shares 3 [3] 520 [40] 3 [3] 520 [40]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Fresh Tracks Therapeutics, Inc. (p.k.a. Brickell Biotech, Inc.), Warrant, Acquisition Date 2/18/2016, Common Stock        
Summary of Investment Holdings        
Investment cost $ 119,000 [2],[3] $ 119,000 [6],[40]    
Investments, at fair value: $ 0 [3] $ 0 [40]    
Acquisition date Feb. 18, 2016 [3] Feb. 18, 2016 [40]    
Shares | shares 201 [3] 200 [40] 201 [3] 200 [40]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Heron Therapeutics, Inc., Warrant, Acquisition Date 8/9/2023, Common Stock        
Summary of Investment Holdings        
Investment cost [1],[2],[3] $ 228,000      
Investments, at fair value: [1],[3] $ 223,000      
Acquisition date [1],[3] Aug. 09, 2023      
Shares | shares [1],[3] 238,095   238,095  
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Kineta, Inc., Warrant, Acquisition Date 12/20/2019, Common Stock        
Summary of Investment Holdings        
Investment cost $ 110,000 [2],[3] $ 110,000 [6],[40]    
Investments, at fair value: $ 0 [3] $ 0 [40]    
Acquisition date Dec. 20, 2019 [3] Dec. 20, 2019 [40]    
Shares | shares 2,202 [3] 2,202 [40] 2,202 [3] 2,202 [40]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Kura Oncology, Inc., Warrant, Acquisition Date 11/2/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 88,000 [1],[2],[3],[26] $ 88,000 [24],[30],[40]    
Investments, at fair value: $ 63,000 [1],[3],[26] $ 59,000 [24],[30],[40]    
Acquisition date Nov. 02, 2022 [1],[3],[26] Nov. 02, 2022 [24],[30],[40]    
Shares | shares 14,342 [1],[3],[26] 14,342 [24],[30],[40] 14,342 [1],[3],[26] 14,342 [24],[30],[40]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Madrigal Pharmaceutical, Inc., Warrant, Acquisition Date 5/9/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 570,000 [2],[3],[26] $ 177,000 [6],[24],[40]    
Investments, at fair value: $ 1,842,000 [3],[26] $ 1,977,000 [24],[40]    
Acquisition date May 09, 2022 [3],[26] May 09, 2022 [24],[40]    
Shares | shares 13,229 [3],[26] 10,131 [24],[40] 13,229 [3],[26] 10,131 [24],[40]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Myovant Sciences, Ltd., Warrant, Acquisition Date 10/16/2017, Common Stock        
Summary of Investment Holdings        
Investment cost [6],[24],[25],[40]   $ 460,000    
Investments, at fair value: [24],[25],[40]   $ 958,000    
Acquisition date [24],[25],[40]   Oct. 16, 2017    
Shares | shares [24],[25],[40]   73,710   73,710
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Paratek Pharmaceuticals, Inc., Warrant, Acquisition Date 8/1/2018, Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 520,000    
Investments, at fair value: [40]   $ 34,000    
Acquisition date [40]   Aug. 01, 2018    
Shares | shares [40]   426,866   426,866
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Phathom Pharmaceuticals, Inc., Warrant, Acquisition Date 9/17/2021, Common Stock        
Summary of Investment Holdings        
Investment cost $ 848,000 [1],[2],[3],[12],[26],[31] $ 848,000 [6],[18],[19],[24],[30],[40]    
Investments, at fair value: $ 68,000 [1],[3],[12],[26],[31] $ 101,000 [18],[19],[24],[30],[40]    
Acquisition date Sep. 17, 2021 [1],[3],[12],[26],[31] Sep. 17, 2021 [18],[19],[24],[30],[40]    
Shares | shares 64,687 [1],[3],[12],[26],[31] 64,687 [18],[19],[24],[30],[40] 64,687 [1],[3],[12],[26],[31] 64,687 [18],[19],[24],[30],[40]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Provention Bio, Inc., Warrant, Acquisition Date 9/15/2022, Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 281,000    
Investments, at fair value: [40]   $ 677,000    
Acquisition date [40]   Sep. 15, 2022    
Shares | shares [40]   111,934   111,934
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Redshift Bioanalytics, Inc., Warrant, Acquisition Date 3/23/2022, Preferred Series E        
Summary of Investment Holdings        
Investment cost $ 20,000 [1],[2] $ 20,000 [6],[30]    
Investments, at fair value: $ 6,000 [1] $ 21,000 [30]    
Acquisition date Mar. 23, 2022 [1],[3] Mar. 23, 2022 [30],[40]    
Shares | shares 475,510 [1] 475,510 [30] 475,510 [1] 475,510 [30]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Scynexis, Inc., Warrant, Acquisition Date 5/14/2021, Common Stock        
Summary of Investment Holdings        
Investment cost $ 296,000 [2],[3] $ 296,000 [6],[18],[40]    
Investments, at fair value: $ 28,000 [3] $ 15,000 [18],[40]    
Acquisition date May 14, 2021 [3] May 14, 2021 [18],[40]    
Shares | shares 106,035 [3] 106,035 [18],[40] 106,035 [3] 106,035 [18],[40]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and TG Therapeutics, Inc., Warrant, Acquisition Date 2/28/2019, Common Stock        
Summary of Investment Holdings        
Investment cost $ 1,284,000 [2],[3],[12],[26] $ 1,033,000 [6],[18],[24],[40]    
Investments, at fair value: $ 2,583,000 [3],[12],[26] $ 1,084,000 [18],[24],[40]    
Acquisition date Feb. 28, 2019 [3],[12],[26] Feb. 28, 2019 [18],[24],[40]    
Shares | shares 264,226 [3],[12],[26] 231,613 [18],[24],[40] 264,226 [3],[12],[26] 231,613 [18],[24],[40]
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Tricida, Inc., Warrant, Acquisition Date 3/27/2019, Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 280,000    
Investments, at fair value: [40]   $ 1,000    
Acquisition date [40]   Mar. 27, 2019    
Shares | shares [40]   31,352   31,352
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Valo Health, LLC, Warrant, Acquisition Date 6/15/2020, Common Units        
Summary of Investment Holdings        
Investment cost $ 256,000 [2] $ 256,000 [6]    
Investments, at fair value: $ 153,000 $ 127,000    
Acquisition date Jun. 15, 2020 [3] Jun. 15, 2020 [40]    
Shares | shares 102,216 102,216 102,216 102,216
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and X4 Pharmaceuticals, Inc., Warrant, Acquisition Date 12/9/2022, Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 510,000    
Investments, at fair value: [40]   $ 281,000    
Acquisition date [40]   Dec. 09, 2022    
Shares | shares [40]   1,392,787   1,392,787
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and X4 Pharmaceuticals, Inc., Warrant, Acquisition Date 3/18/2019, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3] $ 510,000      
Investments, at fair value: [3] $ 225,000      
Acquisition date [3] Mar. 18, 2019      
Shares | shares [3] 1,392,787   1,392,787  
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and enGene, Inc., Warrant, Acquisition Date 12/30/2021, Preferred Series 3        
Summary of Investment Holdings        
Investment cost [6],[18],[24],[25]   $ 72,000    
Investments, at fair value: [18],[24],[25]   $ 28,000    
Acquisition date [18],[24],[25],[40]   Dec. 30, 2021    
Shares | shares [18],[24],[25]   133,692   133,692
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and enGene,Inc, Warrant, Acquisition Date 12/22/2023, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3],[26],[27] $ 118,000      
Investments, at fair value: [3],[26],[27] $ 179,000      
Acquisition date [3],[26],[27] Dec. 22, 2023      
Shares | shares [3],[26],[27] 43,689   43,689  
Investment, Identifier [Axis]: Warrant Investments and Electronics & Computer Hardware (0.02%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.02%   0.02%  
Investment cost [2] $ 692,000      
Investments, at fair value: 391,000      
Investment, Identifier [Axis]: Warrant Investments and Electronics & Computer Hardware (0.09%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.09%   0.09%
Investment cost [6]   $ 692,000    
Investments, at fair value:   1,273,000    
Investment, Identifier [Axis]: Warrant Investments and Electronics & Computer Hardware and 908 Devices, Inc., Warrant, Acquisition Date 3/15/2017, Common Stock        
Summary of Investment Holdings        
Investment cost 101,000 [2],[3] 101,000 [6],[40]    
Investments, at fair value: $ 175,000 [3] $ 86,000 [40]    
Acquisition date Mar. 15, 2017 [3] Mar. 15, 2017 [40]    
Shares | shares 49,078 [3] 49,078 [40] 49,078 [3] 49,078 [40]
Investment, Identifier [Axis]: Warrant Investments and Electronics & Computer Hardware and Locus Robotics Corp., Warrant, Acquisition Date 6/21/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 34,000 [2] $ 34,000 [6]    
Investments, at fair value: $ 102,000 $ 212,000    
Acquisition date Jun. 21, 2022 [3] Jun. 21, 2022 [40]    
Shares | shares 8,503 8,511 8,503 8,511
Investment, Identifier [Axis]: Warrant Investments and Electronics & Computer Hardware and Skydio, Inc., Warrant, Acquisition Date 11/08/2021, Common Stock        
Summary of Investment Holdings        
Investment cost $ 557,000 [2] $ 557,000 [6]    
Investments, at fair value: $ 114,000 $ 975,000    
Acquisition date Nov. 08, 2021 [3] Nov. 08, 2021 [40]    
Shares | shares 622,255 622,255 622,255 622,255
Investment, Identifier [Axis]: Warrant Investments and Healthcare Services, Other (0.00%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.00%   0.00%
Investment cost [6]   $ 114,000    
Investments, at fair value:   14,000    
Investment, Identifier [Axis]: Warrant Investments and Healthcare Services, Other (0.03%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.03%   0.03%  
Investment cost [2] $ 750,000      
Investments, at fair value: 596,000      
Investment, Identifier [Axis]: Warrant Investments and Healthcare Services, Other and Modern Life, Inc., Warrant, Acquisition Date 3/30/2023, Common Stock        
Summary of Investment Holdings        
Investment cost [2] 164,000      
Investments, at fair value: $ 165,000      
Acquisition date [3] Mar. 30, 2023      
Shares | shares 37,618   37,618  
Investment, Identifier [Axis]: Warrant Investments and Healthcare Services, Other and Recover Together, Inc.., Warrant, Acquisition Date 7/3/2023, Common Stock        
Summary of Investment Holdings        
Investment cost [2] $ 382,000      
Investments, at fair value: $ 327,000      
Acquisition date [3] Jul. 03, 2023      
Shares | shares 194,830   194,830  
Investment, Identifier [Axis]: Warrant Investments and Healthcare Services, Other and Strive Health Holdings, LLC., Warrant, Acquisition Date 9/28/2023, Common Units        
Summary of Investment Holdings        
Investment cost [1],[2] $ 83,000      
Investments, at fair value: [1] $ 95,000      
Acquisition date [1],[3] Sep. 28, 2023      
Shares | shares [1] 51,760   51,760  
Investment, Identifier [Axis]: Warrant Investments and Healthcare Services, Other and Vida Health, Inc., Warrant, Acquisition Date 3/28/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 121,000 [2] 114,000 [6]    
Investments, at fair value: $ 9,000 $ 14,000    
Acquisition date Mar. 28, 2022 [3] Mar. 28, 2022 [40]    
Shares | shares 192,431 100,618 192,431 100,618
Investment, Identifier [Axis]: Warrant Investments and Information Services (0.03%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.03%   0.03%  
Investment cost [2] $ 694,000      
Investments, at fair value: 486,000      
Investment, Identifier [Axis]: Warrant Investments and Information Services (0.04%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.04%   0.04%
Investment cost [6]   $ 680,000    
Investments, at fair value:   509,000    
Investment, Identifier [Axis]: Warrant Investments and Information Services and Capella Space Corp., Warrant, Acquisition Date 10/21/2021, Common Stock        
Summary of Investment Holdings        
Investment cost 207,000 [1],[2] 207,000 [6],[30]    
Investments, at fair value: $ 33,000 [1] $ 114,000 [30]    
Acquisition date Oct. 21, 2021 [1],[3] Oct. 21, 2021 [30],[40]    
Shares | shares 176,200 [1] 176,200 [30] 176,200 [1] 176,200 [30]
Investment, Identifier [Axis]: Warrant Investments and Information Services and INMOBI Inc., Warrant, Acquisition Date 11/19/2014, Common Stock        
Summary of Investment Holdings        
Investment cost $ 82,000 [2],[26],[27] $ 82,000 [6],[24]    
Investments, at fair value: $ 0 [26],[27] $ 0 [24]    
Acquisition date Nov. 19, 2014 [3],[26],[27] Nov. 19, 2014 [24],[40]    
Shares | shares 65,587 [26],[27] 65,587 [24] 65,587 [26],[27] 65,587 [24]
Investment, Identifier [Axis]: Warrant Investments and Information Services and NetBase Solutions, Inc., Warrant, Acquisition Date 8/22/2017, Preferred Series 1        
Summary of Investment Holdings        
Investment cost $ 356,000 [2] $ 356,000 [6]    
Investments, at fair value: $ 362,000 $ 380,000    
Acquisition date Aug. 22, 2017 [3] Aug. 22, 2017 [40]    
Shares | shares 60,000 60,000 60,000 60,000
Investment, Identifier [Axis]: Warrant Investments and Information Services and Signal Media Limited, Warrant, Acquisition Date 6/29/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 49,000 [2],[26],[27] $ 35,000 [6],[24],[25]    
Investments, at fair value: $ 91,000 [26],[27] $ 15,000 [24],[25]    
Acquisition date Jun. 29, 2022 [3],[26],[27] Jun. 29, 2022 [24],[25],[40]    
Shares | shares 113,828 [26],[27] 94,857 [24],[25] 113,828 [26],[27] 94,857 [24],[25]
Investment, Identifier [Axis]: Warrant Investments and Manufacturing Technology (0.17%)        
Summary of Investment Holdings        
Investment owned, percent of net assets 0.17%   0.17%  
Investment cost [2] $ 1,112,000      
Investments, at fair value: 3,000,000      
Investment, Identifier [Axis]: Warrant Investments and Manufacturing Technology (0.30%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.30%   0.30%
Investment cost [6]   $ 1,112,000    
Investments, at fair value:   4,156,000    
Investment, Identifier [Axis]: Warrant Investments and Manufacturing Technology and Bright Machines, Inc., Warrant, Acquisition Date 3/31/2022, Common Stock        
Summary of Investment Holdings        
Investment cost 537,000 [2] 537,000 [6]    
Investments, at fair value: $ 279,000 $ 1,154,000    
Acquisition date Mar. 31, 2022 [3] Mar. 31, 2022 [40]    
Shares | shares 392,308 392,308 392,308 392,308
Investment, Identifier [Axis]: Warrant Investments and Manufacturing Technology and MacroFab, Inc., Warrant, Acquisition Date 3/23/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 528,000 [2] $ 528,000 [6]    
Investments, at fair value: $ 677,000 $ 1,202,000    
Acquisition date Mar. 23, 2022 [3] Mar. 23, 2022 [40]    
Shares | shares 1,111,111 1,111,111 1,111,111 1,111,111
Investment, Identifier [Axis]: Warrant Investments and Manufacturing Technology and Xometry, Inc., Warrant, Acquisition Date 5/9/2018, Common Stock        
Summary of Investment Holdings        
Investment cost $ 47,000 [2],[3] $ 47,000 [6],[40]    
Investments, at fair value: $ 2,044,000 [3] $ 1,800,000 [40]    
Acquisition date May 09, 2018 [3] May 09, 2018 [40]    
Shares | shares 87,784 [3] 87,784 [40] 87,784 [3] 87,784 [40]
Investment, Identifier [Axis]: Warrant Investments and Media/Content/Info (0.00%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.00%   0.00%
Investment cost [6]   $ 35,000    
Investments, at fair value:   35,000    
Investment, Identifier [Axis]: Warrant Investments and Media/Content/Info (0.01%)        
Summary of Investment Holdings        
Investment owned, percent of net assets 0.01%   0.01%  
Investment cost [2] $ 67,000      
Investments, at fair value: 235,000      
Investment, Identifier [Axis]: Warrant Investments and Media/Content/Info and Fever Labs, Inc., Warrant, Acquisition Date 12/30/2022, Preferred Series E-1        
Summary of Investment Holdings        
Investment cost 67,000 [2] 35,000 [6]    
Investments, at fair value: $ 235,000 $ 35,000    
Acquisition date Dec. 30, 2022 [3] Dec. 30, 2022 [40]    
Shares | shares 369,370 221,622 369,370 221,622
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment (0.01%)        
Summary of Investment Holdings        
Investment owned, percent of net assets 0.01%   0.01%  
Investment cost [2] $ 956,000      
Investments, at fair value: 262,000      
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment (0.07%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.07%   0.07%
Investment cost [6]   $ 2,034,000    
Investments, at fair value:   919,000    
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Aspire Bariatrics, Inc., Warrant, Acquisition Date 1/28/2015, Common Stock        
Summary of Investment Holdings        
Investment cost [6]   455,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Jan. 28, 2015    
Shares | shares   22,572   22,572
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Flowonix Medical Incorporated        
Summary of Investment Holdings        
Investment cost [6]   $ 713,000    
Investments, at fair value:   $ 0    
Shares | shares   836,752   836,752
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Flowonix Medical Incorporated, Warrant, Acquisition Date 11/3/2014, Preferred Series AA        
Summary of Investment Holdings        
Investment cost [6]   $ 362,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Nov. 03, 2014    
Shares | shares   110,946   110,946
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Flowonix Medical Incorporated, Warrant, Acquisition Date 9/21/2018, Preferred Series BB        
Summary of Investment Holdings        
Investment cost [6]   $ 351,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Sep. 21, 2018    
Shares | shares   725,806   725,806
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Intuity Medical, Inc., Warrant, Acquisition Date 12/29/2017, Preferred Series B-1        
Summary of Investment Holdings        
Investment cost 294,000 [2] $ 294,000 [6]    
Investments, at fair value: $ 0 $ 54,000    
Acquisition date Dec. 29, 2017 [3] Dec. 29, 2017 [40]    
Shares | shares 3,076,323 3,076,323 3,076,323 3,076,323
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Lucira Health, Inc., Warrant, Acquisition Date 2/4/2022, Common Stock        
Summary of Investment Holdings        
Investment cost [6],[40]   $ 110,000    
Investments, at fair value: [40]   $ 0    
Acquisition date [40]   Feb. 04, 2022    
Shares | shares [40]   59,642   59,642
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Outset Medical, Inc., Warrant, Acquisition Date 9/27/2013, Common Stock        
Summary of Investment Holdings        
Investment cost $ 401,000 [2],[3] $ 401,000 [6],[40]    
Investments, at fair value: $ 78,000 [3] $ 864,000 [40]    
Acquisition date Sep. 27, 2013 [3] Sep. 27, 2013 [40]    
Shares | shares 62,794 [3] 62,794 [40] 62,794 [3] 62,794 [40]
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Senseonics Holdings, Inc., Warrant, Acquisition Date 9/8/2023, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[3] $ 200,000      
Investments, at fair value: [3] $ 184,000      
Acquisition date [3] Sep. 08, 2023      
Shares | shares [3] 728,317   728,317  
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Tela Bio, Inc., Warrant, Acquisition Date 3/31/2017, Common Stock        
Summary of Investment Holdings        
Investment cost $ 61,000 [2],[3] $ 61,000 [6],[40]    
Investments, at fair value: $ 0 [3] $ 1,000 [40]    
Acquisition date Mar. 31, 2017 [3] Mar. 31, 2017 [40]    
Shares | shares 15,712 [3] 15,712 [40] 15,712 [3] 15,712 [40]
Investment, Identifier [Axis]: Warrant Investments and Semiconductors (0.04%)        
Summary of Investment Holdings        
Investment owned, percent of net assets 0.04% 0.04% [5] 0.04% 0.04% [5]
Investment cost $ 99,000 [2] $ 850,000 [6]    
Investments, at fair value: 811,000 524,000    
Investment, Identifier [Axis]: Warrant Investments and Semiconductors and Achronix Semiconductor Corporation, Warrant, Acquisition Date 6/26/2015, Preferred Series D-2        
Summary of Investment Holdings        
Investment cost 99,000 [2] 99,000 [6]    
Investments, at fair value: $ 811,000 $ 524,000    
Acquisition date Jun. 26, 2015 [3] Jun. 26, 2015 [40]    
Shares | shares 750,000 750,000 750,000 750,000
Investment, Identifier [Axis]: Warrant Investments and Semiconductors and Fungible, Inc., Warrant, Acquisition Date 12/16/2021, Common Stock        
Summary of Investment Holdings        
Investment cost [6],[30]   $ 751,000    
Investments, at fair value: [30]   $ 0    
Acquisition date [30],[40]   Dec. 16, 2021    
Shares | shares [30]   800,000   800,000
Investment, Identifier [Axis]: Warrant Investments and Software (0.59%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.59%   0.59%
Investment cost [6]   $ 9,761,000    
Investments, at fair value:   8,244,000    
Investment, Identifier [Axis]: Warrant Investments and Software (0.75%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.75%   0.75%  
Investment cost [2] $ 10,445,000      
Investments, at fair value: 13,549,000      
Investment, Identifier [Axis]: Warrant Investments and Software and Aria Systems, Inc., Warrant, Acquisition Date 5/22/2015, Preferred Series G        
Summary of Investment Holdings        
Investment cost 74,000 [2] 74,000 [6]    
Investments, at fair value: $ 0 $ 0    
Acquisition date May 22, 2015 [3] May 22, 2015 [40]    
Shares | shares 231,535 231,535 231,535 231,535
Investment, Identifier [Axis]: Warrant Investments and Software and Automation Anywhere, Inc., Warrant, Acquisition Date 9/23/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 448,000 [2] $ 448,000 [6]    
Investments, at fair value: $ 430,000 $ 365,000    
Acquisition date Sep. 23, 2022 [3] Sep. 23, 2022 [40]    
Shares | shares 254,778 254,778 254,778 254,778
Investment, Identifier [Axis]: Warrant Investments and Software and Bitsight Technologies, Inc., Warrant, Acquisition Date 11/18/2020, Common Stock        
Summary of Investment Holdings        
Investment cost $ 284,000 [2] $ 284,000 [6]    
Investments, at fair value: $ 666,000 $ 398,000    
Acquisition date Nov. 18, 2020 [3] Nov. 18, 2020 [40]    
Shares | shares 29,691 29,691 29,691 29,691
Investment, Identifier [Axis]: Warrant Investments and Software and Brain Corporation, Warrant, Acquisition Date 10/4/2021, Common Stock        
Summary of Investment Holdings        
Investment cost $ 165,000 [1],[2] $ 165,000 [6],[30]    
Investments, at fair value: $ 47,000 [1] $ 61,000 [30]    
Acquisition date Oct. 04, 2021 [1],[3] Oct. 04, 2021 [30],[40]    
Shares | shares 194,629 [1] 194,629 [30] 194,629 [1] 194,629 [30]
Investment, Identifier [Axis]: Warrant Investments and Software and CloudBolt Software, Inc., Warrant, Acquisition Date 9/30/2020, Common Stock        
Summary of Investment Holdings        
Investment cost $ 117,000 [2] $ 117,000 [6]    
Investments, at fair value: $ 12,000 $ 1,000    
Acquisition date Sep. 30, 2020 [3] Sep. 30, 2020 [40]    
Shares | shares 211,342 211,342 211,342 211,342
Investment, Identifier [Axis]: Warrant Investments and Software and Cloudian, Inc., Warrant, Acquisition Date 11/6/2018, Common Stock        
Summary of Investment Holdings        
Investment cost $ 71,000 [2] $ 71,000 [6]    
Investments, at fair value: $ 29,000 $ 14,000    
Acquisition date Nov. 06, 2018 [3] Nov. 06, 2018 [40]    
Shares | shares 477,454 477,454 477,454 477,454
Investment, Identifier [Axis]: Warrant Investments and Software and Cloudpay, Inc., Warrant, Acquisition Date 4/10/2018, Preferred Series B        
Summary of Investment Holdings        
Investment cost $ 54,000 [2],[26],[27] $ 54,000 [6],[24],[25]    
Investments, at fair value: $ 844,000 [26],[27] $ 400,000 [24],[25]    
Acquisition date Apr. 10, 2018 [3],[26],[27] Apr. 10, 2018 [24],[25],[40]    
Shares | shares 6,763 [26],[27] 6,763 [24],[25] 6,763 [26],[27] 6,763 [24],[25]
Investment, Identifier [Axis]: Warrant Investments and Software and Convoy, Inc., Warrant, Acquisition Date 3/30/2022, Common Stock        
Summary of Investment Holdings        
Investment cost [6],[19]   $ 974,000    
Investments, at fair value: [19]   $ 364,000    
Acquisition date [19],[40]   Mar. 30, 2022    
Shares | shares [19]   165,456   165,456
Investment, Identifier [Axis]: Warrant Investments and Software and Couchbase, Inc., Warrant, Acquisition Date 4/25/2019, Common Stock        
Summary of Investment Holdings        
Investment cost $ 462,000 [2],[3] $ 462,000 [6],[40]    
Investments, at fair value: $ 1,225,000 [3] $ 488,000 [40]    
Acquisition date Apr. 25, 2019 [3] Apr. 25, 2019 [40]    
Shares | shares 105,350 [3] 105,350 [40] 105,350 [3] 105,350 [40]
Investment, Identifier [Axis]: Warrant Investments and Software and Cutover, Inc., Warrant, Acquisition Date 9/21/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 26,000 [2],[12],[26],[27] $ 26,000 [6],[18],[24],[25]    
Investments, at fair value: $ 62,000 [12],[26],[27] $ 19,000 [18],[24],[25]    
Acquisition date Sep. 21, 2022 [3],[12],[26],[27] Sep. 21, 2022 [18],[24],[25],[40]    
Shares | shares 102,898 [12],[26],[27] 102,898 [18],[24],[25] 102,898 [12],[26],[27] 102,898 [18],[24],[25]
Investment, Identifier [Axis]: Warrant Investments and Software and DNAnexus, Inc., Warrant, Acquisition Date 3/21/2014, Preferred Series C        
Summary of Investment Holdings        
Investment cost $ 97,000 [2] $ 97,000 [6]    
Investments, at fair value: $ 47,000 $ 131,000    
Acquisition date Mar. 21, 2014 [3] Mar. 21, 2014 [40]    
Shares | shares 909,091 909,091 909,091 909,091
Investment, Identifier [Axis]: Warrant Investments and Software and Dashlane, Inc., Warrant, Acquisition Date 3/11/2019, Common Stock        
Summary of Investment Holdings        
Investment cost $ 461,000 [2] $ 353,000 [6]    
Investments, at fair value: $ 258,000 $ 168,000    
Acquisition date Mar. 11, 2019 [3] Mar. 11, 2019 [40]    
Shares | shares 770,838 453,641 770,838 453,641
Investment, Identifier [Axis]: Warrant Investments and Software and Delphix Corp., Warrant, Acquisition Date 10/8/2019, Common Stock        
Summary of Investment Holdings        
Investment cost $ 1,594,000 [2] $ 1,594,000 [6]    
Investments, at fair value: $ 3,801,000 $ 2,657,000    
Acquisition date Oct. 08, 2019 [3] Oct. 08, 2019 [40]    
Shares | shares 718,898 718,898 718,898 718,898
Investment, Identifier [Axis]: Warrant Investments and Software and Demandbase, Inc., Warrant, Acquisition Date 8/2/2021, Common Stock        
Summary of Investment Holdings        
Investment cost $ 545,000 [2] $ 545,000 [6]    
Investments, at fair value: $ 396,000 $ 180,000    
Acquisition date Aug. 02, 2021 [3] Aug. 02, 2021 [40]    
Shares | shares 727,047 727,047 727,047 727,047
Investment, Identifier [Axis]: Warrant Investments and Software and Dragos, Inc., Warrant, Acquisition Date 6/28/2023, Common Stock        
Summary of Investment Holdings        
Investment cost [2] $ 1,452,000      
Investments, at fair value: $ 1,207,000      
Acquisition date [3] Jun. 28, 2023      
Shares | shares 49,309   49,309  
Investment, Identifier [Axis]: Warrant Investments and Software and DroneDeploy, Inc., Warrant, Acquisition Date 6/30/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 278,000 [2] $ 278,000 [6]    
Investments, at fair value: $ 413,000 $ 300,000    
Acquisition date Jun. 30, 2022 [3] Jun. 30, 2022 [40]    
Shares | shares 95,911 95,911 95,911 95,911
Investment, Identifier [Axis]: Warrant Investments and Software and Eigen Technologies Ltd., Warrant, Acquisition Date 4/13/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 8,000 [2],[26],[27] $ 8,000 [6],[24],[25]    
Investments, at fair value: $ 4,000 [26],[27] $ 6,000 [24],[25]    
Acquisition date Apr. 13, 2022 [3],[26],[27] Apr. 13, 2022 [24],[25],[40]    
Shares | shares 522 [26],[27] 522 [24],[25] 522 [26],[27] 522 [24],[25]
Investment, Identifier [Axis]: Warrant Investments and Software and Elation Health, Inc., Warrant, Acquisition Date 9/12/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 583,000 [2] $ 583,000 [6]    
Investments, at fair value: $ 188,000 $ 382,000    
Acquisition date Sep. 12, 2022 [3] Sep. 12, 2022 [40]    
Shares | shares 362,837 362,837 362,837 362,837
Investment, Identifier [Axis]: Warrant Investments and Software and Esme Learning Solutions, Inc., Warrant, Acquisition Date 1/27/2022, Common Stock        
Summary of Investment Holdings        
Investment cost [6]   $ 198,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Jan. 27, 2022    
Shares | shares   56,765   56,765
Investment, Identifier [Axis]: Warrant Investments and Software and Evernote Corporation, Warrant, Acquisition Date 9/30/2016, Common Stock        
Summary of Investment Holdings        
Investment cost [6]   $ 107,000    
Investments, at fair value:   $ 6,000    
Acquisition date [40]   Sep. 30, 2016    
Shares | shares   62,500   62,500
Investment, Identifier [Axis]: Warrant Investments and Software and First Insight, Inc., Warrant, Acquisition Date 5/10/2018, Preferred Series B        
Summary of Investment Holdings        
Investment cost $ 96,000 [2] $ 96,000 [6]    
Investments, at fair value: $ 77,000 $ 39,000    
Acquisition date May 10, 2018 [3] May 10, 2018 [40]    
Shares | shares 75,917 75,917 75,917 75,917
Investment, Identifier [Axis]: Warrant Investments and Software and Fulfil Solutions, Inc., Warrant, Acquisition Date 7/29/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 325,000 [2] $ 325,000 [6]    
Investments, at fair value: $ 456,000 $ 314,000    
Acquisition date Jul. 29, 2022 [3] Jul. 29, 2022 [40]    
Shares | shares 84,995 84,995 84,995 84,995
Investment, Identifier [Axis]: Warrant Investments and Software and Kore.ai, Inc., Warrant, Acquisition Date 3/31/2023, Preferred Series C        
Summary of Investment Holdings        
Investment cost [2] $ 208,000      
Investments, at fair value: $ 243,000      
Acquisition date [3] Mar. 31, 2023      
Shares | shares 64,293   64,293  
Investment, Identifier [Axis]: Warrant Investments and Software and Leapwork ApS, Warrant, Acquisition Date 1/23/2023, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[12],[26],[27] $ 16,000      
Investments, at fair value: [12],[26],[27] $ 35,000      
Acquisition date [3],[12],[26],[27] Jan. 23, 2023      
Shares | shares [12],[26],[27] 39,948   39,948  
Investment, Identifier [Axis]: Warrant Investments and Software and Lightbend, Inc., Warrant, Acquisition Date 2/14/2018, Preferred Series D        
Summary of Investment Holdings        
Investment cost $ 131,000 [2] $ 131,000 [6]    
Investments, at fair value: $ 49,000 $ 1,000    
Acquisition date Feb. 14, 2018 [3] Feb. 14, 2018 [40]    
Shares | shares 89,685 89,685 89,685 89,685
Investment, Identifier [Axis]: Warrant Investments and Software and Mixpanel, Inc., Warrant, Acquisition Date 9/30/2020, Common Stock        
Summary of Investment Holdings        
Investment cost $ 252,000 [2] $ 252,000 [6]    
Investments, at fair value: $ 306,000 $ 225,000    
Acquisition date Sep. 30, 2020 [3] Sep. 30, 2020 [40]    
Shares | shares 82,362 82,362 82,362 82,362
Investment, Identifier [Axis]: Warrant Investments and Software and Nuvolo Technologies Corporation, Warrant, Acquisition Date 3/29/2019, Common Stock        
Summary of Investment Holdings        
Investment cost [6],[18]   $ 172,000    
Investments, at fair value: [18]   $ 175,000    
Acquisition date [18],[40]   Mar. 29, 2019    
Shares | shares [18]   70,000   70,000
Investment, Identifier [Axis]: Warrant Investments and Software and Onna Technologies, Inc., Warrant 7/5/2023 Common Stock        
Summary of Investment Holdings        
Acquisition date [3] Jul. 05, 2023      
Investment, Identifier [Axis]: Warrant Investments and Software and Onna Technologies, Inc.Warrant 7/5/2023 Common Stock        
Summary of Investment Holdings        
Investment cost [2] $ 60,000      
Investments, at fair value: $ 39,000      
Shares | shares 172,867   172,867  
Investment, Identifier [Axis]: Warrant Investments and Software and Poplicus, Inc., Warrant, Acquisition Date 5/28/2014, Common Stock        
Summary of Investment Holdings        
Investment cost $ 0 [2] $ 0 [6]    
Investments, at fair value: $ 0 $ 0    
Acquisition date May 28, 2014 [3] May 28, 2014 [40]    
Shares | shares 132,168 132,168 132,168 132,168
Investment, Identifier [Axis]: Warrant Investments and Software and Reltio, Inc., Warrant, Acquisition Date 6/30/2020, Common Stock        
Summary of Investment Holdings        
Investment cost $ 215,000 [2] $ 215,000 [6]    
Investments, at fair value: $ 447,000 $ 298,000    
Acquisition date Jun. 30, 2020 [3] Jun. 30, 2020 [40]    
Shares | shares 69,120 69,120 69,120 69,120
Investment, Identifier [Axis]: Warrant Investments and Software and SignPost, Inc., Warrant, Acquisition Date 1/13/2016, Series Junior 1 Preferred        
Summary of Investment Holdings        
Investment cost [6]   $ 314,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Jan. 13, 2016    
Shares | shares   474,019   474,019
Investment, Identifier [Axis]: Warrant Investments and Software and Simon Data, Inc., Warrant, Acquisition Date 3/22/2023, Common Stock        
Summary of Investment Holdings        
Investment cost [2],[12] $ 96,000      
Investments, at fair value: [12] $ 76,000      
Acquisition date [3],[12] Mar. 22, 2023      
Shares | shares [12] 77,934   77,934  
Investment, Identifier [Axis]: Warrant Investments and Software and SingleStore, Inc., Warrant, Acquisition Date 4/28/2020, Preferred Series D        
Summary of Investment Holdings        
Investment cost $ 103,000 [2] $ 103,000 [6]    
Investments, at fair value: $ 386,000 $ 426,000    
Acquisition date Apr. 28, 2020 [3] Apr. 28, 2020 [40]    
Shares | shares 312,596 312,596 312,596 312,596
Investment, Identifier [Axis]: Warrant Investments and Software and Sisense Ltd., Warrant, Acquisition Date 6/28/2023, Ordinary Shares        
Summary of Investment Holdings        
Investment cost [2],[26],[27] $ 174,000      
Investments, at fair value: [26],[27] $ 128,000      
Acquisition date [3],[26],[27] Jun. 08, 2023      
Shares | shares [26],[27] 321,956   321,956  
Investment, Identifier [Axis]: Warrant Investments and Software and Suzy, Inc. Warrant, Acquisition Date 8/24/2023 Common Stock        
Summary of Investment Holdings        
Investment cost [1],[2] $ 367,000      
Investments, at fair value: [1] $ 354,000      
Acquisition date [1],[3] Aug. 24, 2023      
Shares | shares [1] 292,936   292,936  
Investment, Identifier [Axis]: Warrant Investments and Software and Tact.ai Technologies, Inc., Warrant, Acquisition Date 2/13/2020, Common Stock        
Summary of Investment Holdings        
Investment cost [6]   $ 206,000    
Investments, at fair value:   $ 69,000    
Acquisition date [40]   Feb. 13, 2020    
Shares | shares   1,041,667   1,041,667
Investment, Identifier [Axis]: Warrant Investments and Software and The Faction Group LLC, Warrant, Acquisition Date 11/3/2014, Preferred Series AA        
Summary of Investment Holdings        
Investment cost $ 234,000 [2] $ 234,000 [6]    
Investments, at fair value: $ 904,000 $ 436,000    
Acquisition date Nov. 03, 2014 [3] Nov. 03, 2014 [40]    
Shares | shares 8,076 8,076 8,076 8,076
Investment, Identifier [Axis]: Warrant Investments and Software and Tipalti Solutions Ltd., Warrant, Acquisition Date 3/22/2023, Ordinary Shares        
Summary of Investment Holdings        
Investment cost [2],[26],[27] $ 174,000      
Investments, at fair value: [26],[27] $ 234,000      
Acquisition date [3],[26],[27] Mar. 22, 2023      
Shares | shares [26],[27] 254,877   254,877  
Investment, Identifier [Axis]: Warrant Investments and Software and VideoAmp, Inc., Warrant, Acquisition Date 1/21/2022, Common Stock        
Summary of Investment Holdings        
Investment cost $ 1,275,000 [1],[2] $ 1,275,000 [6],[30]    
Investments, at fair value: $ 186,000 [1] $ 321,000 [30]    
Acquisition date Jan. 21, 2022 [1],[3] Jan. 21, 2022 [30],[40]    
Shares | shares 152,048 [1] 152,048 [30] 152,048 [1] 152,048 [30]
Investment, Identifier [Axis]: Warrant Investments and Surgical Devices (0.04%)        
Summary of Investment Holdings        
Investment owned, percent of net assets 0.04% [4] 0.04% [5] 0.04% [4] 0.04% [5]
Investment cost $ 39,000 [2] $ 46,000 [6]    
Investments, at fair value: 676,000 492,000    
Investment, Identifier [Axis]: Warrant Investments and Surgical Devices and Gynesonics, Inc., Warrant, Acquisition Date 1/16/2013, Preferred Series C        
Summary of Investment Holdings        
Investment cost [6]   7,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Jan. 16, 2013    
Shares | shares   16,835   16,835
Investment, Identifier [Axis]: Warrant Investments and Surgical Devices and TransMedics Group, Inc., Warrant, Acquisition Date 9/11/2015, Common Stock        
Summary of Investment Holdings        
Investment cost 39,000 [2],[3] $ 39,000 [6],[40]    
Investments, at fair value: $ 676,000 [3] $ 492,000 [40]    
Acquisition date Sep. 11, 2015 [3] Sep. 11, 2015 [40]    
Shares | shares 14,440 [3] 14,440 [40] 14,440 [3] 14,440 [40]
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology (0.00%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [4] 0.00%   0.00%  
Investment cost [2] $ 539,000      
Investments, at fair value: 83,000      
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology (0.03%)        
Summary of Investment Holdings        
Investment owned, percent of net assets [5]   0.03%   0.03%
Investment cost [6]   $ 723,000    
Investments, at fair value:   488,000    
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology and Ampion, PBC, Warrant, Acquisition Date 4/15/2022, Common Stock        
Summary of Investment Holdings        
Investment cost 52,000 [2] 52,000 [6]    
Investments, at fair value: $ 36,000 $ 44,000    
Acquisition date Apr. 15, 2022 [3] Apr. 15, 2022 [40]    
Shares | shares 18,472 18,472 18,472 18,472
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology and Fulcrum Bioenergy, Inc., Warrant, Acquisition Date 4/30/2013, Preferred Series C-1        
Summary of Investment Holdings        
Investment cost [6]   $ 64,000    
Investments, at fair value:   $ 275,000    
Acquisition date [40]   Apr. 30, 2013    
Shares | shares   93,632   93,632
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology and Halio, Inc.        
Summary of Investment Holdings        
Investment cost [6]   $ 218,000    
Investments, at fair value:   $ 169,000    
Shares | shares   456,883   456,883
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology and Halio, Inc., Warrant, Acquisition Date 4/22/2014, Preferred Series A        
Summary of Investment Holdings        
Investment cost $ 155,000 [2] $ 155,000 [6]    
Investments, at fair value: $ 36,000 $ 126,000    
Acquisition date Apr. 22, 2014 [3] Apr. 22, 2014 [40]    
Shares | shares 325,000 325,000 325,000 325,000
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology and Halio, Inc., Warrant, Acquisition Date 4/7/2015, Preferred Series B        
Summary of Investment Holdings        
Investment cost $ 63,000 [2] $ 63,000 [6]    
Investments, at fair value: $ 11,000 $ 43,000    
Acquisition date Apr. 07, 2015 [3] Apr. 07, 2015 [40]    
Shares | shares 131,883 131,883 131,883 131,883
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology and IngredientWerks Holdings, Inc. (p.k.a Agrivida, Inc.), Warrant, Acquisition Date 6/20/2013, Preferred Series D        
Summary of Investment Holdings        
Investment cost [6]   $ 120,000    
Investments, at fair value:   $ 0    
Acquisition date [40]   Jun. 20, 2013    
Shares | shares   471,327   471,327
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology and Polyera Corporation, Warrant, Acquisition Date 3/24/2015, Preferred Series C        
Summary of Investment Holdings        
Investment cost $ 269,000 [2] $ 269,000 [6]    
Investments, at fair value: $ 0 $ 0    
Acquisition date Mar. 24, 2015 [3] Mar. 24, 2015 [40]    
Shares | shares 150,036 150,036 150,036 150,036
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology and Total Halio, Inc.        
Summary of Investment Holdings        
Investment cost [2] $ 218,000      
Investments, at fair value: $ 47,000      
Shares | shares 456,883   456,883  
[1] Denotes that all or a portion of the investment in this portfolio company is held by Hercules Capital IV, L.P., the Company’s wholly owned small business investment company.
[2] Gross unrealized appreciation, gross unrealized depreciation, and net unrealized appreciation for federal income tax purposes totaled $118.3 million, $115.9 million, and $2.4 million, respectively. The tax cost of investments is $3.2 billion.
[3] Except for warrants in 24 publicly traded companies and common stock in 36 publicly traded companies, all investments are restricted as of December 31, 2023 and were valued at fair value using Level 3 significant unobservable inputs as determined in good faith by the Company’s valuation committee (the “Valuation Committee”) and approved by the board of directors (the “Board”).
[4] Value as a percent of net assets. All amounts are stated in U.S. Dollars unless otherwise noted. The Company uses the Standard Industrial Code for classifying the industry grouping of its portfolio companies.
[5] Value as a percent of net assets. The Company uses the Standard Industrial Code for classifying the industry grouping of its portfolio companies.
[6] Gross unrealized appreciation, gross unrealized depreciation, and net unrealized depreciation for federal income tax purposes totaled $72.2 million, $112.0 million, and $39.8 million, respectively. The tax cost of investments is $3.0 billion.
[7] Denotes that there is an unfunded contractual commitment available at the request of this portfolio company as of December 31, 2022. Refer to “Note 11 — Commitments and Contingencies”.
[8] Interest rate PRIME represents 7.50% as of December 31, 2022. 1-month LIBOR, 3-month LIBOR, and 6-month LIBOR represent, 4.40%, 4.77%, and 5.14%, respectively, as of December 31, 2022.
[9] Denotes that all or a portion of the debt investment principal includes accumulated PIK interest and is net of repayments.
[10] Denotes that all or a portion of the debt investment secures the 2031 Asset-Backed Notes (as defined in “Note 5 — Debt”).
[11] Interest rate PRIME represents 8.50% as of December 31, 2023. 1-month SOFR, 3-month SOFR, and 6-month SOFR represent 5.34%, 5.36%, and 5.35%, respectively, as of December 31, 2023.
[12] Denotes that all or a portion of the investment is pledged as collateral under the MUFG Bank Facility (as defined in “Note 5 — Debt”).
[13] Denotes second lien senior secured debt.
[14] Denotes that all or a portion of the debt investment principal includes accumulated PIK interest and is net of repayments.
[15] Denotes that all or a portion of the debt investment is pledged as collateral under the SMBC Facility (as defined in “Note 5 — Debt”).
[16] Denotes unitranche debt with first lien “last-out” senior secured position and security interest in all assets of the portfolio company whereby the “last-out” portion will be subordinated to the “first-out” portion in a liquidation, sale or other disposition.
[17] Denotes that all or a portion of the debt investment secures the 2031 Asset-Backed Notes (as defined in “Note 5 — Debt”).
[18] Denotes that all or a portion of the investment is pledged as collateral under the MUFG Bank Facility (as defined in “Note 5 — Debt”).
[19] Denotes that the fair value of the Company’s total investments in this portfolio company represent greater than 5% of the Company’s total net assets as of December 31, 2022.
[20] Denotes second lien senior secured debt.
[21] Denotes that all or a portion of the debt investment is pledged as collateral under the SMBC Facility (as defined in “Note 5 — Debt”).
[22] Denotes that there is an unfunded contractual commitment available at the request of this portfolio company as of December 31, 2023 (Refer to “Note 11 — Commitments and Contingencies”).
[23] Denotes unitranche debt with first lien “last-out” senior secured position and security interest in all assets of the portfolio company whereby the “last-out” portion will be subordinated to the “first-out” portion in a liquidation, sale or other disposition.
[24] Indicates assets that the Company deems not “qualifying assets” under section 55(a) of 1940 Act. Qualifying assets must represent at least 70% of the Company’s total assets at the time of acquisition of any additional non-qualifying assets.
[25] Non-U.S. company or the company’s principal place of business is outside the United States.
[26] Indicates assets that the Company deems not “qualifying assets” under section 55(a) of 1940 Act. Qualifying assets must represent at least 70% of the Company’s total assets at the time of acquisition of any additional non-qualifying assets.
[27] Non-U.S. company or the company’s principal place of business is outside the United States.
[28] Denotes that all or a portion of the debt investment is convertible debt.
[29] Denotes that all or a portion of the debt investment is convertible debt.
[30] Denotes that all or a portion of the investment in this portfolio company is held by Hercules Capital IV, L.P., the Company’s wholly owned small business investment company.
[31] Denotes that the fair value of the Company’s total investments in this portfolio company represent greater than 5% of the Company’s total net assets as of December 31, 2023.
[32] Control investment as defined under the 1940 Act in which Hercules owns at least 25% of the company’s voting securities or has greater than 50% representation on its board.
[33] Debt is on non-accrual status as of December 31, 2022, and is therefore considered non-income producing. Note that only the PIK portion is on non-accrual for the Company’s debt investment in Tectura Corporation and Pineapple Energy LLC.
[34] Control investment as defined under the 1940 Act in which Hercules owns at least 25% of the company’s voting securities or has greater than 50% representation on its board.
[35] Gibraltar Acquisition LLC is a wholly-owned subsidiary, which is the holding company for their wholly-owned affiliated portfolio companies, Gibraltar Business Capital, LLC and Gibraltar Equipment Finance, LLC.
[36] Hercules Adviser LLC is owned by Hercules Capital Management LLC and presented with Hercules Partner Holdings, LLC which are both wholly owned by the Company. Please refer to “Note 1” for additional disclosure.
[37] Denotes the security holds rights to royalty fee income associated with certain products of the portfolio company. The approximate cost and fair value of the royalty contract are $4.6 million and $3.4 million, respectively.
[38] Denotes the security holds rights to royalty fee income associated with certain products of the portfolio company. The approximate cost and fair value of the royalty contract are $12.0 million and $9.4 million, respectively.
[39] Debt is on non-accrual status as of December 31, 2023, and is therefore considered non-income producing.
[40] Except for warrants in 27 publicly traded companies and common stock in 43 publicly traded companies, all investments are restricted as of December 31, 2022 and were valued at fair value using Level 3 significant unobservable inputs as determined in good faith by the Company’s Board.
[41] Denotes investment in a non-voting security in the form of a promissory note. The terms of the notes provide the Company with a lien on the issuers' shares of Common Stock for Black Crow AI, Inc., subject to release upon repayment of the outstanding balance of the notes. As of December 31, 2023, the Black Crow AI, Inc. affiliates promissory notes had an outstanding balance of $2.4 million.
[42] Denotes investment in a non-voting security in the form of a promissory note. The terms of the notes provide the Company with a lien on the issuers' shares of Common Stock in portfolio company Black Crow AI, Inc., subject to release upon repayment of the outstanding balance of the notes. As of December 31, 2022, the Black Crow AI, Inc. affiliates promissory notes had an outstanding balance of $3.0 million.
[43] Denotes all or a portion of the public equity or warrant investment was acquired in a transaction exempt from registration under the Securities Act of 1933 (“Securities Act”) and may be deemed to be “restricted securities” under the Securities Act.