Quarterly report pursuant to Section 13 or 15(d)

CONSOLIDATED SCHEDULE OF INVESTMENTS

v3.23.3
CONSOLIDATED SCHEDULE OF INVESTMENTS
£ in Thousands, $ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2023
USD ($)
shares
Dec. 31, 2022
USD ($)
shares
Sep. 30, 2023
GBP (£)
shares
Dec. 31, 2022
GBP (£)
shares
Investment Holding [Line Items]        
Investment, basis spread, variable rate 8.50% 7.50% 8.50% 7.50%
Investment cost $ 3,308,894 $ 3,005,696    
Investments at Fair Value 3,261,391 $ 2,963,955    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and AmplifyBio, LLC, Warrant, Acquisition Date 12/27/2022, Class A Units        
Investment Holding [Line Items]        
Investment cost [1],[2] 238      
Investments at Fair Value [1] $ 172      
Shares | shares [1] 69,239   69,239  
Investments Owned Acquisition Date [1],[3] Dec. 27, 2022      
Investment, Identifier [Axis]: Debt Investments (187.15%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 187.15%   187.15%  
Investment cost [2] $ 3,131,673      
Investments at Fair Value $ 3,091,880      
Investment, Identifier [Axis]: Debt Investments (199.47%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   199.47%   199.47%
Investment cost [6]   $ 2,818,060    
Investments at Fair Value   $ 2,795,444    
Investment, Identifier [Axis]: Debt Investments Biotechnology Tools (2.02%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 2.02%   2.02%  
Investment cost [2] $ 32,927      
Investments at Fair Value $ 33,449      
Investment, Identifier [Axis]: Debt Investments Biotechnology Tools (2.31%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   2.31%   2.31%
Investment cost [6]   $ 32,339    
Investments at Fair Value   $ 32,339    
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        
Investment Holding [Line Items]        
Maturity Date 2026-06 [7],[8],[9] 2026-06 [10] 2026-06 [7],[8],[9] 2026-06 [10]
Investment, basis spread, variable rate 3.00% [7],[8],[9],[11] 3.00% [10],[12] 3.00% [7],[8],[9],[11] 3.00% [10],[12]
Investment, interest rate, floor 6.50% [7],[8],[9],[11] 6.50% [10],[12] 6.50% [7],[8],[9],[11] 6.50% [10],[12]
Investment, interest rate, paid in kind 1.00% [7],[8],[9],[11] 1.00% [10],[12] 1.00% [7],[8],[9],[11] 1.00% [10],[12]
Principal amount $ 5,036 [7],[8],[9] $ 5,000 [10]    
Investment cost 5,069 [2],[7],[8],[9] 4,951 [6],[10]    
Investments at Fair Value $ 5,135 [7],[8],[9] $ 4,951 [10]    
Investment exit fee 5.95% [7],[8],[9],[11] 5.95% [10],[12] 5.95% [7],[8],[9],[11] 5.95% [10],[12]
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        
Investment Holding [Line Items]        
Maturity Date 2027-01 [9],[13] 2027-01 [10] 2027-01 [9],[13] 2027-01 [10]
Investment, basis spread, variable rate 2.15% [9],[11],[13] 2.15% [10],[12] 2.15% [9],[11],[13] 2.15% [10],[12]
Investment, interest rate, floor 9.15% [9],[11],[13] 9.15% [10],[12] 9.15% [9],[11],[13] 9.15% [10],[12]
Principal amount $ 28,000 [9],[13] $ 28,000 [10]    
Investment cost 27,858 [2],[9],[13] 27,388 [6],[10]    
Investments at Fair Value $ 28,314 [9],[13] $ 27,388 [10]    
Investment exit fee 11.21% [9],[11],[13] 11.21% [10],[12] 11.21% [9],[11],[13] 11.21% [10],[12]
Investment, Identifier [Axis]: Debt Investments Communications & Networking (6.41%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 6.41%   6.41%  
Investment cost [2] $ 105,393      
Investments at Fair Value $ 105,952      
Investment, Identifier [Axis]: Debt Investments Communications & Networking (7.26%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   7.26%   7.26%
Investment cost [6]   $ 99,167    
Investments at Fair Value   $ 101,734    
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        
Investment Holding [Line Items]        
Maturity Date 2026-07 [7],[9],[13],[14] 2026-07 [10],[15],[16] 2026-07 [7],[9],[13],[14] 2026-07 [10],[15],[16]
Investment, basis spread, variable rate 3.25% [7],[9],[11],[13],[14] 3.25% [10],[12],[15],[16] 3.25% [7],[9],[11],[13],[14] 3.25% [10],[12],[15],[16]
Investment, interest rate, floor 6.75% [7],[9],[11],[13],[14] 6.75% [10],[12],[15],[16] 6.75% [7],[9],[11],[13],[14] 6.75% [10],[12],[15],[16]
Investment, interest rate, paid in kind 1.05% [7],[9],[11],[13],[14] 1.05% [10],[12],[15],[16] 1.05% [7],[9],[11],[13],[14] 1.05% [10],[12],[15],[16]
Principal amount $ 15,113 [7],[9],[13],[14] $ 5,023 [10],[15],[16]    
Investment cost 15,009 [2],[7],[9],[13],[14] 4,969 [6],[10],[15],[16]    
Investments at Fair Value $ 15,536 [7],[9],[13],[14] $ 5,053 [10],[15],[16]    
Investment exit fee 3.55% [7],[9],[11],[13],[14] 3.55% [10],[12],[15],[16] 3.55% [7],[9],[11],[13],[14] 3.55% [10],[12],[15],[16]
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%        
Investment Holding [Line Items]        
Maturity Date [10],[17],[18]   2025-02   2025-02
Investment, basis spread, variable rate [10],[12],[17],[18]   9.31%   9.31%
Investment, interest rate, floor [10],[12],[17],[18]   10.31%   10.31%
Principal amount [10],[17],[18]   $ 8,910    
Investment cost [6],[10],[17],[18]   8,768    
Investments at Fair Value [10],[17],[18]   $ 8,748    
Investment, Identifier [Axis]: Debt Investments Communications & Networking and Cytracom Holdings LLC Senior Secured, Maturity Date February 2025, 3-month SOFR + 9.72%, Floor rate 10.62%        
Investment Holding [Line Items]        
Maturity Date [9],[19],[20] 2025-02   2025-02  
Investment, basis spread, variable rate [9],[11],[19],[20] 9.72%   9.72%  
Investment, interest rate, floor [9],[11],[19],[20] 10.62%   10.62%  
Principal amount [9],[19],[20] $ 3,275      
Investment cost [2],[9],[19],[20] 3,242      
Investments at Fair Value [9],[19],[20] $ 3,274      
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        
Investment Holding [Line Items]        
Maturity Date 2024-06 [7],[8],[13],[19],[21] 2024-06 [16],[17],[22],[23],[24] 2024-06 [7],[8],[13],[19],[21] 2024-06 [16],[17],[22],[23],[24]
Investment, basis spread, variable rate 4.90% [7],[8],[11],[13],[19],[21] 4.90% [12],[16],[17],[22],[23],[24] 4.90% [7],[8],[11],[13],[19],[21] 4.90% [12],[16],[17],[22],[23],[24]
Investment, interest rate, floor 8.15% [7],[8],[11],[13],[19],[21] 8.15% [12],[16],[17],[22],[23],[24] 8.15% [7],[8],[11],[13],[19],[21] 8.15% [12],[16],[17],[22],[23],[24]
Investment, interest rate, paid in kind 1.25% [7],[8],[11],[13],[19],[21] 1.25% [12],[16],[17],[22],[23],[24] 1.25% [7],[8],[11],[13],[19],[21] 1.25% [12],[16],[17],[22],[23],[24]
Principal amount $ 85,375 [7],[8],[13],[19],[21] $ 84,581 [16],[17],[22],[23],[24]    
Investment cost 87,142 [2],[7],[8],[13],[19],[21] 85,430 [6],[16],[17],[22],[23],[24]    
Investments at Fair Value $ 87,142 [7],[8],[13],[19],[21] $ 87,933 [16],[17],[22],[23],[24]    
Investment exit fee 3.25% [7],[8],[11],[13],[19],[21] 3.25% [12],[16],[17],[22],[23],[24] 3.25% [7],[8],[11],[13],[19],[21] 3.25% [12],[16],[17],[22],[23],[24]
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services (29.37%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 29.37%   29.37%  
Investment cost [2] $ 500,526      
Investments at Fair Value $ 485,179      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services (30.59%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   30.59%   30.59%
Investment cost [6]   $ 444,703    
Investments at Fair Value   $ 428,750    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and AppDirect, Inc. Senior Secured, Maturity Date April 2026, Prime + 5.50%, Floor rate 8.75%, 7.12% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [13] 2026-04   2026-04  
Investment, basis spread, variable rate [11],[13] 5.50%   5.50%  
Investment, interest rate, floor [11],[13] 8.75%   8.75%  
Principal amount [13] $ 55,790      
Investment cost [2],[13] 57,399      
Investments at Fair Value [13] $ 59,140      
Investment exit fee [11],[13] 7.12%   7.12%  
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and AppDirect, Inc. Senior Secured, Maturity Date April 2026, Prime + 5.50%, Floor rate 8.75%, 8.29% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [10],[23]   2026-04   2026-04
Investment, basis spread, variable rate [10],[12],[23]   5.50%   5.50%
Investment, interest rate, floor [10],[12],[23]   8.75%   8.75%
Principal amount [10],[23]   $ 40,790    
Investment cost [6],[10],[23]   41,856    
Investments at Fair Value [10],[23]   $ 42,426    
Investment exit fee [10],[12],[23]   8.29%   8.29%
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        
Investment Holding [Line Items]        
Maturity Date 2024-12 [7],[9],[25],[26] 2024-12 [16],[27],[28] 2024-12 [7],[9],[25],[26] 2024-12 [16],[27],[28]
Investment, basis spread, variable rate 4.70% [7],[9],[11],[25],[26] 4.70% [12],[16],[27],[28] 4.70% [7],[9],[11],[25],[26] 4.70% [12],[16],[27],[28]
Investment, interest rate, floor 7.95% [7],[9],[11],[25],[26] 7.95% [12],[16],[27],[28] 7.95% [7],[9],[11],[25],[26] 7.95% [12],[16],[27],[28]
Investment, interest rate, paid in kind 1.45% [7],[9],[11],[25],[26] 1.45% [12],[16],[27],[28] 1.45% [7],[9],[11],[25],[26] 1.45% [12],[16],[27],[28]
Principal amount | £     £ 19,493 [7],[9],[25],[26] £ 18,890 [16],[27],[28]
Investment cost   $ 26,024 [6],[16],[27],[28] 26,624 [2],[7],[9],[25],[26]  
Investments at Fair Value   $ 22,971 [16],[27],[28] £ 24,132 [7],[9],[25],[26]  
Investment exit fee 4.95% [7],[9],[11],[25],[26] 4.95% [12],[16],[27],[28] 4.95% [7],[9],[11],[25],[26] 4.95% [12],[16],[27],[28]
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Houzz, Inc. Convertible Debt, Maturity Date May 2028, PIK Interest 5.50%        
Investment Holding [Line Items]        
Maturity Date [16],[29]   2028-05   2028-05
Investment, interest rate, paid in kind [12],[16],[29]   5.50%   5.50%
Principal amount [16],[29]   $ 21,853    
Investment cost [6],[16],[29]   21,853    
Investments at Fair Value [16],[29]   $ 20,356    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Houzz, Inc. Convertible Debt, Maturity Date May 2028, PIK Interest 7.00%        
Investment Holding [Line Items]        
Maturity Date [7],[30] 2028-05   2028-05  
Investment, interest rate, paid in kind [7],[11],[30] 7.00%   7.00%  
Principal amount [7],[30] $ 22,897      
Investment cost [2],[7],[30] 22,897      
Investments at Fair Value [7],[30] $ 23,491      
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        
Investment Holding [Line Items]        
Maturity Date [27],[28]   2025-02   2025-02
Investment, basis spread, variable rate [12],[27],[28]   8.86%   8.86%
Investment, interest rate, floor [12],[27],[28]   9.75%   9.75%
Principal amount [27],[28]   $ 14,000    
Investment cost [6],[27],[28]   13,853    
Investments at Fair Value [27],[28]   $ 13,904    
Investment exit fee [12],[27],[28]   3.00%   3.00%
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        
Investment Holding [Line Items]        
Maturity Date [25],[26] 2025-02   2025-02  
Investment, basis spread, variable rate [11],[25],[26] 8.86%   8.86%  
Investment, interest rate, floor [11],[25],[26] 9.75%   9.75%  
Principal amount [25],[26] $ 14,000      
Investment cost [2],[25],[26] 14,030      
Investments at Fair Value [25],[26] $ 14,180      
Investment exit fee [11],[25],[26] 3.00%   3.00%  
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        
Investment Holding [Line Items]        
Maturity Date 2026-12 [1] 2026-12 [31] 2026-12 [1] 2026-12 [31]
Investment, basis spread, variable rate 4.40% [1],[11] 4.40% [12],[31] 4.40% [1],[11] 4.40% [12],[31]
Investment, interest rate, floor 10.65% [1],[11] 10.65% [12],[31] 10.65% [1],[11] 10.65% [12],[31]
Principal amount $ 15,000 [1] $ 15,000 [31]    
Investment cost 14,860 [1],[2] 14,739 [6],[31]    
Investments at Fair Value $ 14,938 [1] $ 14,739 [31]    
Investment exit fee 2.95% [1],[11] 2.95% [12],[31] 2.95% [1],[11] 2.95% [12],[31]
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%        
Investment Holding [Line Items]        
Maturity Date [10],[16],[22],[31]   2026-12   2026-12
Investment, basis spread, variable rate [10],[12],[16],[22],[31]   5.50%   5.50%
Investment, interest rate, floor [10],[12],[16],[22],[31]   6.50%   6.50%
Investment, interest rate, paid in kind [10],[12],[16],[22],[31]   4.00%   4.00%
Principal amount [10],[16],[22],[31]   $ 27,730    
Investment cost [6],[10],[16],[22],[31]   27,265    
Investments at Fair Value [10],[16],[22],[31]   $ 27,256    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and RVShare, LLC, Senior Secured, Maturity Date December 2026, 3-month SOFR + 5.50%, Floor rate 6.50%, PIK Interest 4.00%        
Investment Holding [Line Items]        
Maturity Date [1],[7],[8],[9] 2026-12   2026-12  
Investment, basis spread, variable rate [1],[7],[8],[9],[11] 5.50%   5.50%  
Investment, interest rate, floor [1],[7],[8],[9],[11] 6.50%   6.50%  
Investment, interest rate, paid in kind [1],[7],[8],[9],[11] 4.00%   4.00%  
Principal amount [1],[7],[8],[9] $ 28,586      
Investment cost [1],[2],[7],[8],[9] 28,212      
Investments at Fair Value [1],[7],[8],[9] $ 28,413      
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%        
Investment Holding [Line Items]        
Maturity Date 2024-03 2024-03 [16],[31] 2024-03 2024-03 [16],[31]
Investment, basis spread, variable rate 5.50% [11] 5.50% [12],[16],[31] 5.50% [11] 5.50% [12],[16],[31]
Investment, interest rate, floor 8.75% [11] 8.75% [12],[16],[31] 8.75% [11] 8.75% [12],[16],[31]
Investment, interest rate, paid in kind 2.25% [11] 2.25% [12],[16],[31] 2.25% [11] 2.25% [12],[16],[31]
Principal amount $ 9,069 $ 16,500 [16],[31]    
Investment cost 9,039 [2] 16,328 [6],[16],[31]    
Investments at Fair Value $ 9,039 $ 16,496 [16],[31]    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Riviera Partners LLC. Senior Secured, Maturity Date April 2027, 3-month SOFR + 7.53%, Floor rate 8.53%        
Investment Holding [Line Items]        
Maturity Date [9],[20] 2027-04   2027-04  
Investment, basis spread, variable rate [9],[11],[20] 7.53%   7.53%  
Investment, interest rate, floor [9],[11],[20] 8.53%   8.53%  
Principal amount [9],[20] $ 25,922      
Investment cost [2],[9],[20] 25,438      
Investments at Fair Value [9],[20] 25,060      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and SeatGeek, Inc.        
Investment Holding [Line Items]        
Principal amount 102,718      
Investment cost [2] 102,086      
Investments at Fair Value $ 102,301      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and SeatGeek, Inc. Senior Secured, Maturity Date July 2025, Prime + 2.50%, Floor rate 10.75%, PIK Interest 0.50%        
Investment Holding [Line Items]        
Maturity Date [7],[13],[21] 2025-07   2025-07  
Investment, basis spread, variable rate [7],[11],[13],[21] 2.50%   2.50%  
Investment, interest rate, floor [7],[11],[13],[21] 10.75%   10.75%  
Investment, interest rate, paid in kind [7],[11],[13],[21] 0.50%   0.50%  
Principal amount [7],[13],[21] $ 77,551      
Investment cost [2],[7],[13],[21] 77,019      
Investments at Fair Value [7],[13],[21] $ 77,019      
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%        
Investment Holding [Line Items]        
Maturity Date [16],[22],[23],[24]   2023-06   2023-06
Investment, basis spread, variable rate [12],[16],[22],[23],[24]   5.00%   5.00%
Investment, interest rate, floor [12],[16],[22],[23],[24]   10.50%   10.50%
Investment, interest rate, paid in kind [12],[16],[22],[23],[24]   0.50%   0.50%
Principal amount [16],[22],[23],[24]   $ 60,915    
Investment cost [6],[16],[22],[23],[24]   60,721    
Investments at Fair Value [16],[22],[23],[24]   $ 60,721    
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%        
Investment Holding [Line Items]        
Maturity Date [16],[17],[24]   2026-05   2026-05
Investment, basis spread, variable rate [12],[16],[17],[24]   7.00%   7.00%
Investment, interest rate, floor [12],[16],[17],[24]   10.50%   10.50%
Investment, interest rate, paid in kind [12],[16],[17],[24]   0.50%   0.50%
Principal amount [16],[17],[24]   $ 25,071    
Investment cost [6],[16],[17],[24]   24,912    
Investments at Fair Value [16],[17],[24]   $ 25,823    
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 0.05%, 1.00% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [7],[19],[21] 2026-05   2026-05  
Investment, basis spread, variable rate [7],[11],[19],[21] 7.00%   7.00%  
Investment, interest rate, floor [7],[11],[19],[21] 10.50%   10.50%  
Investment, interest rate, cap [7],[11],[19],[21] 0.50%   0.50%  
Principal amount [7],[19],[21] $ 25,167      
Investment cost [2],[7],[19],[21] 25,067      
Investments at Fair Value [7],[19],[21] $ 25,282      
Investment exit fee [7],[11],[19],[21] 1.00%   1.00%  
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        
Investment Holding [Line Items]        
Maturity Date 2026-11 [7],[8] 2026-11 [16],[22] 2026-11 [7],[8] 2026-11 [16],[22]
Investment, basis spread, variable rate 2.75% [7],[8],[11] 2.75% [12],[16],[22] 2.75% [7],[8],[11] 2.75% [12],[16],[22]
Investment, interest rate, floor 9.25% [7],[8],[11] 9.25% [12],[16],[22] 9.25% [7],[8],[11] 9.25% [12],[16],[22]
Investment, interest rate, paid in kind 1.75% [7],[8],[11] 1.75% [12],[16],[22] 1.75% [7],[8],[11] 1.75% [12],[16],[22]
Principal amount $ 9,128 [7],[8] $ 9,007 [16],[22]    
Investment cost 9,120 [2],[7],[8] 8,918 [6],[16],[22]    
Investments at Fair Value $ 9,222 [7],[8] $ 8,870 [16],[22]    
Investment exit fee 3.00% [7],[8],[11] 3.00% [12],[16],[22] 3.00% [7],[8],[11] 3.00% [12],[16],[22]
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Tectura Corporation, Senior Secured, Maturity Date July 2024 One, PIK Interest 5.00%        
Investment Holding [Line Items]        
Maturity Date 2024-07 [7],[32],[33] 2024-07 [16],[34],[35] 2024-07 [7],[32],[33] 2024-07 [16],[34],[35]
Investment, interest rate, paid in kind 5.00% [7],[11],[32],[33] 5.00% [12],[16],[34],[35] 5.00% [7],[11],[32],[33] 5.00% [12],[16],[34],[35]
Principal amount $ 23,703 [7],[32],[33] $ 10,680 [16],[34],[35]    
Investment cost 13,263 [2],[7],[32],[33] 240 [6],[16],[34],[35]    
Investments at Fair Value $ 0 [7],[32],[33] $ 0 [16],[34],[35]    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Tectura Corporation, Senior Secured, Maturity Date July 2024 Two, PIK Interest 5.00%        
Investment Holding [Line Items]        
Maturity Date [16],[34],[35]   2024-07   2024-07
Investment, interest rate, paid in kind [12],[16],[34],[35]   5.00%   5.00%
Principal amount [16],[34],[35]   $ 13,023    
Investment cost [6],[16],[34],[35]   13,023    
Investments at Fair Value [16],[34],[35]   $ 0    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Tectura Corporation, Senior Secured, Maturity Date July 2024, FIXED 8.25%        
Investment Holding [Line Items]        
Maturity Date 2024-07 [32] 2024-07 [16],[34],[35] 2024-07 [32] 2024-07 [16],[34],[35]
Investment, interest rate, paid in cash 8.25% [11],[32] 8.25% [12],[16],[34],[35] 8.25% [11],[32] 8.25% [12],[16],[34],[35]
Principal amount $ 8,250 [32] $ 8,250 [16],[34],[35]    
Investment cost 8,250 [2],[32] 8,250 [6],[16],[34],[35]    
Investments at Fair Value $ 6,243 [32] $ 8,042 [16],[34],[35]    
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        
Investment Holding [Line Items]        
Maturity Date 2026-04 [7],[9],[13] 2026-04 [10],[16],[23] 2026-04 [7],[9],[13] 2026-04 [10],[16],[23]
Investment, basis spread, variable rate 4.95% [7],[9],[11],[13] 4.95% [10],[12],[16],[23] 4.95% [7],[9],[11],[13] 4.95% [10],[12],[16],[23]
Investment, interest rate, floor 8.20% [7],[9],[11],[13] 8.20% [10],[12],[16],[23] 8.20% [7],[9],[11],[13] 8.20% [10],[12],[16],[23]
Investment, interest rate, paid in kind 1.50% [7],[9],[11],[13] 1.50% [10],[12],[16],[23] 1.50% [7],[9],[11],[13] 1.50% [10],[12],[16],[23]
Principal amount $ 10,219 [7],[9],[13] $ 10,103 [10],[16],[23]    
Investment cost 10,248 [2],[7],[9],[13] 10,050 [6],[10],[16],[23]    
Investments at Fair Value $ 10,546 [7],[9],[13] $ 10,167 [10],[16],[23]    
Investment exit fee 3.95% [7],[9],[11],[13] 3.95% [10],[12],[16],[23] 3.95% [7],[9],[11],[13] 3.95% [10],[12],[16],[23]
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        
Investment Holding [Line Items]        
Maturity Date 2024-09 [7],[13] 2024-09 [16],[23] 2024-09 [7],[13] 2024-09 [16],[23]
Investment, basis spread, variable rate 4.50% [7],[11],[13] 4.50% [12],[16],[23] 4.50% [7],[11],[13] 4.50% [12],[16],[23]
Investment, interest rate, floor 7.75% [7],[11],[13] 7.75% [12],[16],[23] 7.75% [7],[11],[13] 7.75% [12],[16],[23]
Investment, interest rate, paid in kind 2.00% [7],[11],[13] 2.00% [12],[16],[23] 2.00% [7],[11],[13] 2.00% [12],[16],[23]
Principal amount $ 52,733 [7],[13] $ 51,937 [16],[23]    
Investment cost 53,544 [2],[7],[13] 52,265 [6],[16],[23]    
Investments at Fair Value $ 52,559 [7],[13] $ 52,976 [16],[23]    
Investment exit fee 3.00% [7],[11],[13] 3.00% [12],[16],[23] 3.00% [7],[11],[13] 3.00% [12],[16],[23]
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        
Investment Holding [Line Items]        
Maturity Date 2025-03 [7],[8] 2025-03 [16],[22] 2025-03 [7],[8] 2025-03 [16],[22]
Investment, basis spread, variable rate 4.00% [7],[8],[11] 4.00% [12],[16],[22] 4.00% [7],[8],[11] 4.00% [12],[16],[22]
Investment, interest rate, floor 7.25% [7],[8],[11] 7.25% [12],[16],[22] 7.25% [7],[8],[11] 7.25% [12],[16],[22]
Investment, interest rate, paid in kind 1.25% [7],[8],[11] 1.25% [12],[16],[22] 1.25% [7],[8],[11] 1.25% [12],[16],[22]
Principal amount $ 5,091 [7],[8] $ 5,043 [16],[22]    
Investment cost 5,130 [2],[7],[8] 5,000 [6],[16],[22]    
Investments at Fair Value $ 5,193 [7],[8] $ 5,042 [16],[22]    
Investment exit fee 4.50% [7],[8],[11] 4.50% [12],[16],[22] 4.50% [7],[8],[11] 4.50% [12],[16],[22]
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        
Investment Holding [Line Items]        
Maturity Date 2025-03 [7],[13] 2025-03 [16] 2025-03 [7],[13] 2025-03 [16]
Investment, basis spread, variable rate 4.70% [7],[11],[13] 4.70% [12],[16] 4.70% [7],[11],[13] 4.70% [12],[16]
Investment, interest rate, floor 7.95% [7],[11],[13] 7.95% [12],[16] 7.95% [7],[11],[13] 7.95% [12],[16]
Investment, interest rate, paid in kind 1.50% [7],[11],[13] 1.50% [12],[16] 1.50% [7],[11],[13] 1.50% [12],[16]
Principal amount $ 5,091 [7],[13] $ 5,033 [16]    
Investment cost 5,142 [2],[7],[13] 4,988 [6],[16]    
Investments at Fair Value $ 5,256 [7],[13] $ 5,124 [16]    
Investment exit fee 4.50% [7],[11],[13] 4.50% [12],[16] 4.50% [7],[11],[13] 4.50% [12],[16]
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Worldremit Group Limited        
Investment Holding [Line Items]        
Principal amount $ 94,500      
Investment cost [2] 95,244      
Investments at Fair Value $ 95,466      
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Worldremit Group Limited, Senior Secured, Maturity Date February 2025, 1-month SOFR + 9.35%, Floor rate 10.25%, 3.20% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [14],[21],[25],[26] 2025-02   2025-02  
Investment, basis spread, variable rate [11],[14],[21],[25],[26] 9.35%   9.35%  
Investment, interest rate, floor [11],[14],[21],[25],[26] 10.25%   10.25%  
Principal amount [14],[21],[25],[26] $ 6,250      
Investment cost [2],[14],[21],[25],[26] 6,279      
Investments at Fair Value [14],[21],[25],[26] $ 6,304      
Investment exit fee [11],[14],[21],[25],[26] 3.20%   3.20%  
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        
Investment Holding [Line Items]        
Maturity Date [15],[17],[23],[24],[27],[28]   2025-02   2025-02
Investment, basis spread, variable rate [12],[15],[17],[23],[24],[27],[28]   9.25%   9.25%
Investment, interest rate, floor [12],[15],[17],[23],[24],[27],[28]   10.25%   10.25%
Principal amount [15],[17],[23],[24],[27],[28]   $ 94,500    
Investment cost [6],[15],[17],[23],[24],[27],[28]   94,418    
Investments at Fair Value [15],[17],[23],[24],[27],[28]   $ 93,837    
Investment exit fee [12],[15],[17],[23],[24],[27],[28]   3.00%   3.00%
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services and Worldremit Group Limited, Senior Secured, Maturity Date February 2025, 3-month SOFR + 9.40%, Floor rate 10.25%, 3.20% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [13],[14],[19],[21],[25],[26] 2025-02   2025-02  
Investment, basis spread, variable rate [11],[13],[14],[19],[21],[25],[26] 9.40%   9.40%  
Investment, interest rate, floor [11],[13],[14],[19],[21],[25],[26] 10.25%   10.25%  
Principal amount [13],[14],[19],[21],[25],[26] $ 88,250      
Investment cost [2],[13],[14],[19],[21],[25],[26] 88,965      
Investments at Fair Value [13],[14],[19],[21],[25],[26] $ 89,162      
Investment exit fee [11],[13],[14],[19],[21],[25],[26] 3.20%   3.20%  
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services, SeatGeek, Inc.        
Investment Holding [Line Items]        
Principal amount   $ 85,986    
Investment cost [6]   85,633    
Investments at Fair Value   86,544    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services, Tectura Corporation        
Investment Holding [Line Items]        
Principal amount $ 31,953 31,953    
Investment cost 21,513 [2] 21,513 [6]    
Investments at Fair Value 6,243 8,042    
Investment, Identifier [Axis]: Debt Investments Consumer & Business Services, Veem, Inc.        
Investment Holding [Line Items]        
Principal amount 10,182 10,076    
Investment cost 10,272 [2] 9,988 [6]    
Investments at Fair Value $ 10,449 $ 10,166    
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services (2.40%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   2.40%   2.40%
Investment cost [6]   $ 36,567    
Investments at Fair Value   $ 33,700    
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services (3.44%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 3.44%   3.44%  
Investment cost [2] $ 56,573      
Investments at Fair Value 56,872      
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services and Gibraltar Acquisition, LLC (p.k.a. Gibraltar Business Capital, LLC)        
Investment Holding [Line Items]        
Principal amount 35,000      
Investment cost [2] 34,439      
Investments at Fair Value $ 34,439      
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%        
Investment Holding [Line Items]        
Maturity Date [32],[36] 2026-09   2026-09  
Investment, interest rate, paid in cash [11],[32],[36] 11.95%   11.95%  
Principal amount [32],[36] $ 10,000      
Investment cost [2],[32],[36] 9,801      
Investments at Fair Value [32],[36] $ 9,801      
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%        
Investment Holding [Line Items]        
Maturity Date [32],[36] 2026-09   2026-09  
Investment, interest rate, paid in cash [11],[32],[36] 11.50%   11.50%  
Principal amount [32],[36] $ 25,000      
Investment cost [2],[32],[36] 24,638      
Investments at Fair Value [32],[36] $ 24,638      
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services and Gibraltar Business Capital, LLC, Unsecured, Maturity Date September 2026, FIXED 11.50%        
Investment Holding [Line Items]        
Maturity Date [34]   2026-09   2026-09
Investment, interest rate, paid in cash [12],[34]   11.50%   11.50%
Principal amount [34]   $ 10,000    
Investment cost [6],[34]   9,852    
Investments at Fair Value [34]   $ 8,898    
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services and Gibraltar Business Capital, LLC, Unsecured, Maturity Date September 2026, FIXED 14.50%        
Investment Holding [Line Items]        
Maturity Date [34]   2026-09   2026-09
Investment, interest rate, paid in cash [12],[34]   14.50%   14.50%
Principal amount [34]   $ 15,000    
Investment cost [6],[34]   14,715    
Investments at Fair Value [34]   $ 12,802    
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services and Hercules Adviser LLC, Unsecured, Maturity Date June 2025, FIXED 5.00%        
Investment Holding [Line Items]        
Maturity Date 2025-06 [32],[37] 2025-06 [34] 2025-06 [32],[37] 2025-06 [34]
Investment, interest rate, paid in cash 5.00% [11],[32],[37] 5.00% [12],[34] 5.00% [11],[32],[37] 5.00% [12],[34]
Principal amount $ 12,000 [32],[37] $ 12,000 [34]    
Investment cost 12,000 [2],[32],[37] 12,000 [6],[34]    
Investments at Fair Value $ 12,000 [32],[37] 12,000 [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%        
Investment Holding [Line Items]        
Maturity Date [7],[9],[14] 2028-02   2028-02  
Investment, basis spread, variable rate [7],[9],[11],[14] (1.50%)   (1.50%)  
Investment, interest rate, floor [7],[9],[11],[14] 4.75%   4.75%  
Investment, interest rate, paid in kind [7],[9],[11],[14] 5.50%   5.50%  
Principal amount [7],[9],[14] $ 10,325      
Investment cost [2],[7],[9],[14] 10,134      
Investments at Fair Value [7],[9],[14] $ 10,433      
Investment, Identifier [Axis]: Debt Investments Diversified Financial Services, Gibraltar Business Capital, LLC, Unsecured        
Investment Holding [Line Items]        
Principal amount   25,000    
Investment cost [6]   24,567    
Investments at Fair Value   $ 21,700    
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development (69.33%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 69.33%   69.33%  
Investment cost [2] $ 1,132,403      
Investments at Fair Value $ 1,145,410      
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development (78.59%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   78.59%   78.59%
Investment cost [6]   $ 1,107,352    
Investments at Fair Value   $ 1,101,430    
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        
Investment Holding [Line Items]        
Maturity Date 2026-08 [25],[26] 2026-08 [27],[28] 2026-08 [25],[26] 2026-08 [27],[28]
Investment, basis spread, variable rate 4.55% [11],[25],[26] 4.55% [12],[27],[28] 4.55% [11],[25],[26] 4.55% [12],[27],[28]
Investment, interest rate, floor 8.55% [11],[25],[26] 8.55% [12],[27],[28] 8.55% [11],[25],[26] 8.55% [12],[27],[28]
Principal amount $ 10,500 [25],[26] $ 10,500 [27],[28]    
Investment cost 10,643 [2],[25],[26] 10,513 [6],[27],[28]    
Investments at Fair Value $ 10,783 [25],[26] $ 10,513 [27],[28]    
Investment exit fee 6.95% [11],[25],[26] 6.95% [12],[27],[28] 6.95% [11],[25],[26] 6.95% [12],[27],[28]
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        
Investment Holding [Line Items]        
Maturity Date 2027-01 [8],[9],[25] 2027-01 [10],[22],[27] 2027-01 [8],[9],[25] 2027-01 [10],[22],[27]
Investment, basis spread, variable rate 3.65% [8],[9],[11],[25] 3.65% [10],[12],[22],[27] 3.65% [8],[9],[11],[25] 3.65% [10],[12],[22],[27]
Investment, interest rate, floor 7.65% [8],[9],[11],[25] 7.65% [10],[12],[22],[27] 7.65% [8],[9],[11],[25] 7.65% [10],[12],[22],[27]
Principal amount $ 12,500 [8],[9],[25] $ 5,000 [10],[22],[27]    
Investment cost 12,454 [2],[8],[9],[25] 4,986 [6],[10],[22],[27]    
Investments at Fair Value $ 12,948 [8],[9],[25] $ 5,039 [10],[22],[27]    
Investment exit fee 5.85% [8],[9],[11],[25] 5.85% [10],[12],[22],[27] 5.85% [8],[9],[11],[25] 5.85% [10],[12],[22],[27]
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        
Investment Holding [Line Items]        
Maturity Date 2024-10 [19] 2024-10 [17] 2024-10 [19] 2024-10 [17]
Investment, basis spread, variable rate 3.10% [11],[19] 3.10% [12],[17] 3.10% [11],[19] 3.10% [12],[17]
Investment, interest rate, floor 8.60% [11],[19] 8.60% [12],[17] 8.60% [11],[19] 8.60% [12],[17]
Principal amount $ 15,000 [19] $ 15,000 [17]    
Investment cost 16,137 [2],[19] 15,879 [6],[17]    
Investments at Fair Value $ 16,296 [19] $ 15,974 [17]    
Investment exit fee 8.90% [11],[19] 8.90% [12],[17] 8.90% [11],[19] 8.90% [12],[17]
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        
Investment Holding [Line Items]        
Maturity Date [10],[22]   2026-09   2026-09
Investment, basis spread, variable rate [10],[12],[22]   3.65%   3.65%
Investment, interest rate, floor [10],[12],[22]   8.40%   8.40%
Investment, interest rate, cap [10],[12],[22]   10.90%   10.90%
Principal amount [10],[22]   $ 15,000    
Investment cost [6],[10],[22]   14,920    
Investments at Fair Value [10],[22]   $ 14,920    
Investment exit fee [10],[12],[22]   10.60%   10.60%
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        
Investment Holding [Line Items]        
Maturity Date [8] 2026-09   2026-09  
Investment, basis spread, variable rate [8],[11] 3.65%   3.65%  
Investment, interest rate, floor [8],[11] 8.40%   8.40%  
Investment, interest rate, cap [8],[11] 10.90%   10.90%  
Principal amount [8] $ 35,000      
Investment cost [2],[8] 35,002      
Investments at Fair Value [8] $ 35,016      
Investment exit fee [8],[11] 5.30%   5.30%  
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        
Investment Holding [Line Items]        
Maturity Date 2027-01 [1] 2027-01 [31] 2027-01 [1] 2027-01 [31]
Investment, basis spread, variable rate 2.50% [1],[11] 2.50% [12],[31] 2.50% [1],[11] 2.50% [12],[31]
Investment, interest rate, floor 9.50% [1],[11] 9.50% [12],[31] 9.50% [1],[11] 9.50% [12],[31]
Investment, interest rate, cap 10.75% [1],[11] 10.75% [12],[31] 10.75% [1],[11] 10.75% [12],[31]
Principal amount $ 24,000 [1] $ 24,000 [31]    
Investment cost 24,000 [1],[2] 23,663 [6],[31]    
Investments at Fair Value $ 23,989 [1] $ 23,663 [31]    
Investment exit fee 5.85% [1],[11] 5.85% [12],[31] 5.85% [1],[11] 5.85% [12],[31]
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        
Investment Holding [Line Items]        
Maturity Date [17],[31]   2024-09   2024-09
Investment, basis spread, variable rate [12],[17],[31]   6.40%   6.40%
Investment, interest rate, floor [12],[17],[31]   9.65%   9.65%
Investment, interest rate, cap [12],[17],[31]   15.00%   15.00%
Principal amount [17],[31]   $ 40,000    
Investment cost [6],[17],[31]   41,644    
Investments at Fair Value [17],[31]   $ 43,183    
Investment exit fee [12],[17],[31]   6.95%   6.95%
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        
Investment Holding [Line Items]        
Maturity Date [9],[13],[19],[21],[25] 2028-01   2028-01  
Investment, basis spread, variable rate [9],[11],[13],[19],[21],[25] 2.20%   2.20%  
Investment, interest rate, floor [9],[11],[13],[19],[21],[25] 9.95%   9.95%  
Investment, interest rate, cap [9],[11],[13],[19],[21],[25] 10.70%   10.70%  
Principal amount [9],[13],[19],[21],[25] $ 143,350      
Investment cost [2],[9],[13],[19],[21],[25] 143,226      
Investments at Fair Value [9],[13],[19],[21],[25] $ 147,815      
Investment exit fee [9],[11],[13],[19],[21],[25] 5.78%   5.78%  
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        
Investment Holding [Line Items]        
Maturity Date [10],[17],[23],[24],[27]   2026-10   2026-10
Investment, basis spread, variable rate [10],[12],[17],[23],[24],[27]   5.70%   5.70%
Investment, interest rate, floor [10],[12],[17],[23],[24],[27]   8.95%   8.95%
Investment, interest rate, cap [10],[12],[17],[23],[24],[27]   10.70%   10.70%
Principal amount [10],[17],[23],[24],[27]   $ 81,725    
Investment cost [6],[10],[17],[23],[24],[27]   81,631    
Investments at Fair Value [10],[17],[23],[24],[27]   $ 78,074    
Investment exit fee [10],[12],[17],[23],[24],[27]   5.31%   5.31%
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        
Investment Holding [Line Items]        
Maturity Date 2025-07 [13],[19],[25],[26] 2025-07 [17],[23],[27],[28] 2025-07 [13],[19],[25],[26] 2025-07 [17],[23],[27],[28]
Investment, basis spread, variable rate 4.55% [11],[13],[19],[25],[26] 4.55% [12],[17],[23],[27],[28] 4.55% [11],[13],[19],[25],[26] 4.55% [12],[17],[23],[27],[28]
Investment, interest rate, floor 8.05% [11],[13],[19],[25],[26] 8.05% [12],[17],[23],[27],[28] 8.05% [11],[13],[19],[25],[26] 8.05% [12],[17],[23],[27],[28]
Investment, interest rate, cap 9.05% [11],[13],[19],[25],[26] 9.05% [12],[17],[23],[27],[28] 9.05% [11],[13],[19],[25],[26] 9.05% [12],[17],[23],[27],[28]
Principal amount $ 11,500 [13],[19],[25],[26] $ 11,500 [17],[23],[27],[28]    
Investment cost 11,849 [2],[13],[19],[25],[26] 11,757 [6],[17],[23],[27],[28]    
Investments at Fair Value $ 11,654 [13],[19],[25],[26] $ 11,435 [17],[23],[27],[28]    
Investment exit fee 5.00% [11],[13],[19],[25],[26] 5.00% [12],[17],[23],[27],[28] 5.00% [11],[13],[19],[25],[26] 5.00% [12],[17],[23],[27],[28]
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        
Investment Holding [Line Items]        
Maturity Date 2025-09 [19],[25],[26] 2025-09 [17],[27],[28] 2025-09 [19],[25],[26] 2025-09 [17],[27],[28]
Investment, basis spread, variable rate 5.70% [11],[19],[25],[26] 5.70% [12],[17],[27],[28] 5.70% [11],[19],[25],[26] 5.70% [12],[17],[27],[28]
Investment, interest rate, floor 8.95% [11],[19],[25],[26] 8.95% [12],[17],[27],[28] 8.95% [11],[19],[25],[26] 8.95% [12],[17],[27],[28]
Principal amount $ 7,242 [19],[25],[26] $ 9,000 [17],[27],[28]    
Investment cost 7,557 [2],[19],[25],[26] 9,174 [6],[17],[27],[28]    
Investments at Fair Value $ 7,567 [19],[25],[26] $ 9,052 [17],[27],[28]    
Investment exit fee 6.55% [11],[19],[25],[26] 6.55% [12],[17],[27],[28] 6.55% [11],[19],[25],[26] 6.55% [12],[17],[27],[28]
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        
Investment Holding [Line Items]        
Maturity Date 2028-10   2028-10  
Investment, basis spread, variable rate [11] 2.45%   2.45%  
Investment, interest rate, floor [11] 10.95%   10.95%  
Investment, interest rate, paid in kind [11] 1.10%   1.10%  
Principal amount $ 52,500      
Investment cost [2] 51,942      
Investments at Fair Value $ 51,942      
Investment exit fee [11] 5.45%   5.45%  
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        
Investment Holding [Line Items]        
Maturity Date 2026-11 [7],[8],[13] 2026-11 [16],[22],[23] 2026-11 [7],[8],[13] 2026-11 [16],[22],[23]
Investment, interest rate, paid in cash 9.00% [7],[8],[11],[13] 9.00% [12],[16],[22],[23] 9.00% [7],[8],[11],[13] 9.00% [12],[16],[22],[23]
Principal amount $ 38,167 [7],[8],[13] $ 37,312 [16],[22],[23]    
Investment cost 38,064 [2],[7],[8],[13] 37,039 [6],[16],[22],[23]    
Investments at Fair Value $ 34,821 [7],[8],[13] $ 33,344 [16],[22],[23]    
Investment exit fee 2.00% [7],[8],[11],[13] 2.00% [12],[16],[22],[23] 2.00% [7],[8],[11],[13] 2.00% [12],[16],[22],[23]
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        
Investment Holding [Line Items]        
Maturity Date 2026-06 [1],[8] 2026-06 [22],[31] 2026-06 [1],[8] 2026-06 [22],[31]
Investment, basis spread, variable rate 5.70% [1],[8],[11] 5.70% [12],[22],[31] 5.70% [1],[8],[11] 5.70% [12],[22],[31]
Investment, interest rate, floor 8.95% [1],[8],[11] 8.95% [12],[22],[31] 8.95% [1],[8],[11] 8.95% [12],[22],[31]
Principal amount $ 30,000 [1],[8] $ 30,000 [22],[31]    
Investment cost 30,170 [1],[2],[8] 29,841 [6],[22],[31]    
Investments at Fair Value $ 30,747 [1],[8] $ 30,097 [22],[31]    
Investment exit fee 3.75% [1],[8],[11] 3.75% [12],[22],[31] 3.75% [1],[8],[11] 3.75% [12],[22],[31]
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        
Investment Holding [Line Items]        
Maturity Date [17]   2024-04   2024-04
Investment, basis spread, variable rate [12],[17]   6.30%   6.30%
Investment, interest rate, floor [12],[17]   9.55%   9.55%
Principal amount [17]   $ 10,000    
Investment cost [6],[17]   10,235    
Investments at Fair Value [17]   $ 10,292    
Investment exit fee [12],[17]   3.95%   3.95%
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        
Investment Holding [Line Items]        
Maturity Date [17]   2025-10   2025-10
Investment, basis spread, variable rate [12],[17]   5.00%   5.00%
Investment, interest rate, floor [12],[17]   8.25%   8.25%
Principal amount [17]   $ 25,000    
Investment cost [6],[17]   25,759    
Investments at Fair Value [17]   $ 25,177    
Investment exit fee [12],[17]   5.50%   5.50%
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Compass Pathways plc Senior Secured, Maturity Date June 2026, Prime + 1.50%, Floor rate 9.75%, PIK Interest 1.40%, 4.75% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [7],[25],[26] 2027-07   2027-07  
Investment, basis spread, variable rate [7],[11],[25],[26] 1.50%   1.50%  
Investment, interest rate, floor [7],[11],[25],[26] 9.75%   9.75%  
Investment, interest rate, paid in kind [7],[11],[25],[26] 1.40%   1.40%  
Principal amount [7],[25],[26] $ 24,059      
Investment cost [2],[7],[25],[26] 23,605      
Investments at Fair Value [7],[25],[26] $ 23,605      
Investment exit fee [7],[11],[25],[26] 4.75%   4.75%  
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        
Investment Holding [Line Items]        
Maturity Date 2026-09 [8],[21] 2026-09 [22],[24] 2026-09 [8],[21] 2026-09 [22],[24]
Investment, basis spread, variable rate 5.70% [8],[11],[21] 5.70% [12],[22],[24] 5.70% [8],[11],[21] 5.70% [12],[22],[24]
Investment, interest rate, floor 8.95% [8],[11],[21] 8.95% [12],[22],[24] 8.95% [8],[11],[21] 8.95% [12],[22],[24]
Principal amount $ 132,675 [8],[21] $ 132,675 [22],[24]    
Investment cost 135,071 [2],[8],[21] 133,557 [6],[22],[24]    
Investments at Fair Value $ 137,809 [8],[21] $ 135,619 [22],[24]    
Investment exit fee 7.75% [8],[11],[21] 7.75% [12],[22],[24] 7.75% [8],[11],[21] 7.75% [12],[22],[24]
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        
Investment Holding [Line Items]        
Maturity Date [1] 2027-06   2027-06  
Investment, basis spread, variable rate [1],[11] 1.70%   1.70%  
Investment, interest rate, floor [1],[11] 9.70%   9.70%  
Principal amount [1] $ 10,000      
Investment cost [1],[2] 9,746      
Investments at Fair Value [1] $ 9,746      
Investment exit fee [1],[11] 6.95%   6.95%  
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        
Investment Holding [Line Items]        
Maturity Date 2025-04 [1] 2025-04 [31] 2025-04 [1] 2025-04 [31]
Investment, basis spread, variable rate 6.25% [1],[11] 6.25% [12],[31] 6.25% [1],[11] 6.25% [12],[31]
Investment, interest rate, floor 9.50% [1],[11] 9.50% [12],[31] 9.50% [1],[11] 9.50% [12],[31]
Principal amount $ 4,780 [1] $ 12,500 [31]    
Investment cost 5,444 [1],[2] 12,753 [6],[31]    
Investments at Fair Value $ 5,337 [1] $ 12,535 [31]    
Investment exit fee 6.55% [1],[11] 6.55% [12],[31] 6.55% [1],[11] 6.55% [12],[31]
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        
Investment Holding [Line Items]        
Maturity Date   2026-11   2026-11
Investment, basis spread, variable rate [12]   4.05%   4.05%
Investment, interest rate, floor [12]   7.55%   7.55%
Investment, interest rate, cap [12]   8.80%   8.80%
Principal amount   $ 15,000    
Investment cost [6]   15,012    
Investments at Fair Value   $ 13,940    
Investment exit fee [12]   5.50%   5.50%
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        
Investment Holding [Line Items]        
Maturity Date [1],[13],[19] 2026-11   2026-11  
Investment, basis spread, variable rate [1],[11],[13],[19] 5.65%   5.65%  
Investment, interest rate, floor [1],[11],[13],[19] 9.15%   9.15%  
Principal amount [1],[13],[19] $ 38,750      
Investment cost [1],[2],[13],[19] 39,530      
Investments at Fair Value [1],[13],[19] $ 40,014      
Investment exit fee [1],[11],[13],[19] 11.41%   11.41%  
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        
Investment Holding [Line Items]        
Maturity Date [10],[17],[23],[31]   2026-11   2026-11
Investment, basis spread, variable rate [10],[12],[17],[23],[31]   5.90%   5.90%
Investment, interest rate, floor [10],[12],[17],[23],[31]   9.15%   9.15%
Principal amount [10],[17],[23],[31]   $ 58,125    
Investment cost [6],[10],[17],[23],[31]   58,674    
Investments at Fair Value [10],[17],[23],[31]   $ 58,407    
Investment exit fee [10],[12],[17],[23],[31]   9.86%   9.86%
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and Geron Corporation, Senior Secured, Maturity Date April 2025, Prime + 5.75%, Floor rate 9.00%, 6.55% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [8],[9],[13],[25] 2025-04   2025-04  
Investment, basis spread, variable rate [8],[9],[11],[13],[25] 5.75%   5.75%  
Investment, interest rate, floor [8],[9],[11],[13],[25] 9.00%   9.00%  
Principal amount [8],[9],[13],[25] $ 18,500      
Investment cost [2],[8],[9],[13],[25] 19,314      
Investments at Fair Value [8],[9],[13],[25] $ 19,603      
Investment exit fee [8],[9],[11],[13],[25] 6.55%   6.55%  
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        
Investment Holding [Line Items]        
Maturity Date [22],[23],[27]   2024-10   2024-10
Investment, basis spread, variable rate [12],[22],[23],[27]   5.75%   5.75%
Investment, interest rate, floor [12],[22],[23],[27]   9.00%   9.00%
Principal amount [22],[23],[27]   $ 18,500    
Investment cost [6],[22],[23],[27]   19,109    
Investments at Fair Value [22],[23],[27]   $ 19,174    
Investment exit fee [12],[22],[23],[27]   6.55%   6.55%
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        
Investment Holding [Line Items]        
Maturity Date 2027-07 [7],[8],[9] 2027-07 [10],[16] 2027-07 [7],[8],[9] 2027-07 [10],[16]
Investment, basis spread, variable rate 3.15% [7],[8],[9],[11] 3.15% [10],[12],[16] 3.15% [7],[8],[9],[11] 3.15% [10],[12],[16]
Investment, interest rate, floor 7.15% [7],[8],[9],[11] 7.15% [10],[12],[16] 7.15% [7],[8],[9],[11] 7.15% [10],[12],[16]
Investment, interest rate, cap 8.65% [7],[8],[9],[11] 8.65% [10],[12],[16] 8.65% [7],[8],[9],[11] 8.65% [10],[12],[16]
Investment, interest rate, paid in kind 2.00% [7],[8],[9],[11] 2.00% [10],[12],[16] 2.00% [7],[8],[9],[11] 2.00% [10],[12],[16]
Principal amount $ 22,916 [7],[8],[9] $ 15,113 [10],[16]    
Investment cost 23,062 [2],[7],[8],[9] 15,109 [6],[10],[16]    
Investments at Fair Value $ 23,118 [7],[8],[9] $ 15,109 [10],[16]    
Investment exit fee 5.75% [7],[8],[9],[11] 5.75% [10],[12],[16] 5.75% [7],[8],[9],[11] 5.75% [10],[12],[16]
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        
Investment Holding [Line Items]        
Maturity Date [1],[7] 2026-02   2026-02  
Investment, basis spread, variable rate [1],[7],[11] 1.70%   1.70%  
Investment, interest rate, floor [1],[7],[11] 9.95%   9.95%  
Investment, interest rate, paid in kind [1],[7],[11] 1.50%   1.50%  
Principal amount [1],[7] $ 20,019      
Investment cost [1],[2],[7] 19,624      
Investments at Fair Value [1],[7] $ 19,624      
Investment exit fee [1],[7],[11] 3.00%   3.00%  
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        
Investment Holding [Line Items]        
Maturity Date 2025-05 [1],[8] 2025-05 [22],[31] 2025-05 [1],[8] 2025-05 [22],[31]
Investment, basis spread, variable rate 5.40% [1],[8],[11] 5.40% [12],[22],[31] 5.40% [1],[8],[11] 5.40% [12],[22],[31]
Investment, interest rate, floor 8.65% [1],[8],[11] 8.65% [12],[22],[31] 8.65% [1],[8],[11] 8.65% [12],[22],[31]
Principal amount $ 14,495 [1],[8] $ 17,000 [22],[31]    
Investment cost 15,014 [1],[2],[8] 17,313 [6],[22],[31]    
Investments at Fair Value $ 15,047 [1],[8] $ 17,265 [22],[31]    
Investment exit fee 4.95% [1],[8],[11] 4.95% [12],[22],[31] 4.95% [1],[8],[11] 4.95% [12],[22],[31]
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        
Investment Holding [Line Items]        
Maturity Date 2027-05 [1],[7] 2027-05 [10],[16],[31] 2027-05 [1],[7] 2027-05 [10],[16],[31]
Investment, basis spread, variable rate 1.05% [1],[7],[11] 1.05% [10],[12],[16],[31] 1.05% [1],[7],[11] 1.05% [10],[12],[16],[31]
Investment, interest rate, floor 4.55% [1],[7],[11] 4.55% [10],[12],[16],[31] 4.55% [1],[7],[11] 4.55% [10],[12],[16],[31]
Investment, interest rate, cap 6.05% [1],[7],[11] 6.05% [10],[12],[16],[31] 6.05% [1],[7],[11] 6.05% [10],[12],[16],[31]
Investment, interest rate, paid in kind 2.85% [1],[7],[11] 2.85% [10],[12],[16],[31] 2.85% [1],[7],[11] 2.85% [10],[12],[16],[31]
Principal amount $ 20,377 [1],[7] $ 12,072 [10],[16],[31]    
Investment cost 20,441 [1],[2],[7] 12,043 [6],[10],[16],[31]    
Investments at Fair Value $ 19,828 [1],[7] $ 11,333 [10],[16],[31]    
Investment exit fee 7.15% [1],[7],[11] 7.15% [10],[12],[16],[31] 7.15% [1],[7],[11] 7.15% [10],[12],[16],[31]
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        
Investment Holding [Line Items]        
Maturity Date [23],[27]   2027-08   2027-08
Investment, basis spread, variable rate [12],[23],[27]   4.00%   4.00%
Investment, interest rate, floor [12],[23],[27]   8.75%   8.75%
Investment, interest rate, cap [12],[23],[27]   10.25%   10.25%
Principal amount [23],[27]   $ 49,500    
Investment cost [6],[23],[27]   49,090    
Investments at Fair Value [23],[27]   $ 49,090    
Investment exit fee [12],[23],[27]   4.25%   4.25%
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        
Investment Holding [Line Items]        
Maturity Date 2027-11 [1],[25] 2027-11 [10],[27],[31] 2027-11 [1],[25] 2027-11 [10],[27],[31]
Investment, basis spread, variable rate 2.40% [1],[11],[25] 2.40% [10],[12],[27],[31] 2.40% [1],[11],[25] 2.40% [10],[12],[27],[31]
Investment, interest rate, floor 8.65% [1],[11],[25] 8.65% [10],[12],[27],[31] 8.65% [1],[11],[25] 8.65% [10],[12],[27],[31]
Principal amount $ 5,500 [1],[25] $ 5,500 [10],[27],[31]    
Investment cost 5,510 [1],[2],[25] 5,448 [6],[10],[27],[31]    
Investments at Fair Value $ 5,687 [1],[25] $ 5,448 [10],[27],[31]    
Investment exit fee 15.13% [1],[11],[25] 15.13% [10],[12],[27],[31] 15.13% [1],[11],[25] 15.13% [10],[12],[27],[31]
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        
Investment Holding [Line Items]        
Maturity Date 2025-07 [1] 2025-07 [31] 2025-07 [1] 2025-07 [31]
Investment, basis spread, variable rate 6.10% [1],[11] 6.10% [12],[31] 6.10% [1],[11] 6.10% [12],[31]
Investment, interest rate, floor 9.35% [1],[11] 9.35% [12],[31] 9.35% [1],[11] 9.35% [12],[31]
Principal amount $ 6,140 [1] $ 8,000 [31]    
Investment cost 6,361 [1],[2] 8,120 [6],[31]    
Investments at Fair Value $ 6,394 [1] $ 8,085 [31]    
Investment exit fee 4.95% [1],[11] 4.95% [12],[31] 4.95% [1],[11] 4.95% [12],[31]
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        
Investment Holding [Line Items]        
Maturity Date [25] 2026-05   2026-05  
Investment, basis spread, variable rate [11],[25] 2.45%   2.45%  
Investment, interest rate, floor [11],[25] 8.25%   8.25%  
Principal amount [25] $ 78,200      
Investment cost [2],[25] 78,324      
Investments at Fair Value [25] $ 80,521      
Investment exit fee [11],[25] 5.35%   5.35%  
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        
Investment Holding [Line Items]        
Maturity Date [10],[27]   2026-05   2026-05
Investment, basis spread, variable rate [10],[12],[27]   3.95%   3.95%
Investment, interest rate, floor [10],[12],[27]   7.45%   7.45%
Principal amount [10],[27]   $ 34,000    
Investment cost [6],[10],[27]   33,945    
Investments at Fair Value [10],[27]   $ 33,987    
Investment exit fee [10],[12],[27]   5.35%   5.35%
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        
Investment Holding [Line Items]        
Maturity Date [22],[27],[28]   2023-06   2023-06
Investment, basis spread, variable rate [12],[22],[27],[28]   4.30%   4.30%
Investment, interest rate, floor [12],[22],[27],[28]   9.80%   9.80%
Principal amount [22],[27],[28]   $ 2,079    
Investment cost [6],[22],[27],[28]   2,734    
Investments at Fair Value [22],[27],[28]   $ 2,804    
Investment exit fee [12],[22],[27],[28]   9.95%   9.95%
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        
Investment Holding [Line Items]        
Maturity Date 2026-10 [1],[7],[9],[13],[21],[25],[38] 2026-10 [10],[16],[23],[24],[27],[31],[39] 2026-10 [1],[7],[9],[13],[21],[25],[38] 2026-10 [10],[16],[23],[24],[27],[31],[39]
Investment, basis spread, variable rate 2.25% [1],[7],[9],[11],[13],[21],[25],[38] 2.25% [10],[12],[16],[23],[24],[27],[31],[39] 2.25% [1],[7],[9],[11],[13],[21],[25],[38] 2.25% [10],[12],[16],[23],[24],[27],[31],[39]
Investment, interest rate, floor 5.50% [1],[7],[9],[11],[13],[21],[25],[38] 5.50% [10],[12],[16],[23],[24],[27],[31],[39] 5.50% [1],[7],[9],[11],[13],[21],[25],[38] 5.50% [10],[12],[16],[23],[24],[27],[31],[39]
Investment, interest rate, paid in kind 3.35% [1],[7],[9],[11],[13],[21],[25],[38] 3.35% [10],[12],[16],[23],[24],[27],[31],[39] 3.35% [1],[7],[9],[11],[13],[21],[25],[38] 3.35% [10],[12],[16],[23],[24],[27],[31],[39]
Principal amount $ 97,049 [1],[7],[9],[13],[21],[25],[38] $ 94,737 [10],[16],[23],[24],[27],[31],[39]    
Investment cost 98,323 [1],[2],[7],[9],[13],[21],[25],[38] 95,032 [6],[10],[16],[23],[24],[27],[31],[39]    
Investments at Fair Value $ 99,188 [1],[7],[9],[13],[21],[25],[38] $ 93,916 [10],[16],[23],[24],[27],[31],[39]    
Investment exit fee 7.50% [1],[7],[9],[11],[13],[21],[25],[38] 7.50% [10],[12],[16],[23],[24],[27],[31],[39] 7.50% [1],[7],[9],[11],[13],[21],[25],[38] 7.50% [10],[12],[16],[23],[24],[27],[31],[39]
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        
Investment Holding [Line Items]        
Maturity Date [10]   2027-09   2027-09
Investment, basis spread, variable rate [10],[12]   2.70%   2.70%
Investment, interest rate, floor [10],[12]   8.20%   8.20%
Principal amount [10]   $ 25,000    
Investment cost [6],[10]   24,670    
Investments at Fair Value [10]   $ 24,670    
Investment exit fee [10],[12]   6.60%   6.60%
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        
Investment Holding [Line Items]        
Maturity Date [1] 2026-01 2026-01 2026-01 2026-01
Investment, basis spread, variable rate [1] 4.25% [11] 4.25% [12] 4.25% [11] 4.25% [12]
Investment, interest rate, floor [1] 7.50% [11] 7.50% [12] 7.50% [11] 7.50% [12]
Principal amount [1] $ 5,000 $ 5,000    
Investment cost [1] 5,024 [2] 4,957 [6]    
Investments at Fair Value [1] $ 5,080 $ 4,946    
Investment exit fee [1] 3.80% [11] 3.80% [12] 3.80% [11] 3.80% [12]
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        
Investment Holding [Line Items]        
Maturity Date 2027-10 [7],[13],[25] 2027-10 [10],[16],[27] 2027-10 [7],[13],[25] 2027-10 [10],[16],[27]
Investment, basis spread, variable rate 1.75% [7],[11],[13],[25] 1.75% [10],[12],[16],[27] 1.75% [7],[11],[13],[25] 1.75% [10],[12],[16],[27]
Investment, interest rate, floor 7.25% [7],[11],[13],[25] 7.25% [10],[12],[16],[27] 7.25% [7],[11],[13],[25] 7.25% [10],[12],[16],[27]
Investment, interest rate, cap 9.00% [7],[11],[13],[25] 9.00% [10],[12],[16],[27] 9.00% [7],[11],[13],[25] 9.00% [10],[12],[16],[27]
Investment, interest rate, paid in kind 1.50% [7],[11],[13],[25] 1.50% [10],[12],[16],[27] 1.50% [7],[11],[13],[25] 1.50% [10],[12],[16],[27]
Principal amount $ 20,986 [7],[13],[25] $ 20,754 [10],[16],[27]    
Investment cost 21,035 [2],[7],[13],[25] 20,656 [6],[10],[16],[27]    
Investments at Fair Value $ 21,536 [7],[13],[25] $ 20,656 [10],[16],[27]    
Investment exit fee 4.95% [7],[11],[13],[25] 4.95% [10],[12],[16],[27] 4.95% [7],[11],[13],[25] 4.95% [10],[12],[16],[27]
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        
Investment Holding [Line Items]        
Maturity Date [22],[23]   2025-03   2025-03
Investment, basis spread, variable rate [12],[22],[23]   5.80%   5.80%
Investment, interest rate, floor [12],[22],[23]   9.05%   9.05%
Principal amount [22],[23]   $ 18,667    
Investment cost [6],[22],[23]   18,675    
Investments at Fair Value [22],[23]   $ 18,698    
Investment exit fee [12],[22],[23]   3.95%   3.95%
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        
Investment Holding [Line Items]        
Maturity Date [22],[23]   2024-10   2024-10
Investment, basis spread, variable rate [12],[22],[23]   6.40%   6.40%
Investment, interest rate, floor [12],[22],[23]   9.65%   9.65%
Principal amount [22],[23]   $ 37,500    
Investment cost [6],[22],[23]   38,638    
Investments at Fair Value [22],[23]   $ 38,816    
Investment exit fee [12],[22],[23]   4.98%   4.98%
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        
Investment Holding [Line Items]        
Maturity Date [7],[13],[19],[25] 2026-01   2026-01  
Investment, basis spread, variable rate [7],[11],[13],[19],[25] 1.20%   1.20%  
Investment, interest rate, floor [7],[11],[13],[19],[25] 8.95%   8.95%  
Investment, interest rate, paid in kind [7],[11],[13],[19],[25] 2.25%   2.25%  
Principal amount [7],[13],[19],[25] $ 65,398      
Investment cost [2],[7],[13],[19],[25] 65,737      
Investments at Fair Value [7],[13],[19],[25] $ 66,736      
Investment exit fee [7],[11],[13],[19],[25] 5.69%   5.69%  
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        
Investment Holding [Line Items]        
Maturity Date [16],[17],[23],[27]   2026-01   2026-01
Investment, basis spread, variable rate [12],[16],[17],[23],[27]   2.15%   2.15%
Investment, interest rate, floor [12],[16],[17],[23],[27]   5.40%   5.40%
Investment, interest rate, paid in kind [12],[16],[17],[23],[27]   3.45%   3.45%
Principal amount [16],[17],[23],[27]   $ 47,983    
Investment cost [6],[16],[17],[23],[27]   47,889    
Investments at Fair Value [16],[17],[23],[27]   $ 48,649    
Investment exit fee [12],[16],[17],[23],[27]   5.95%   5.95%
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        
Investment Holding [Line Items]        
Maturity Date [8],[9],[25] 2027-02   2027-02  
Investment, basis spread, variable rate [8],[9],[11],[25] 4.45%   4.45%  
Investment, interest rate, floor [8],[9],[11],[25] 8.45%   8.45%  
Investment, interest rate, cap [8],[9],[11],[25] 11.45%   11.45%  
Principal amount [8],[9],[25] $ 12,375      
Investment cost [2],[8],[9],[25] 12,452      
Investments at Fair Value [8],[9],[25] $ 12,701      
Investment exit fee [8],[9],[11],[25] 4.75%   4.75%  
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        
Investment Holding [Line Items]        
Maturity Date [10],[22],[27]   2027-02   2027-02
Investment, basis spread, variable rate [10],[12],[22],[27]   5.20%   5.20%
Investment, interest rate, floor [10],[12],[22],[27]   8.45%   8.45%
Principal amount [10],[22],[27]   $ 8,250    
Investment cost [6],[10],[22],[27]   8,274    
Investments at Fair Value [10],[22],[27]   $ 8,423    
Investment exit fee [10],[12],[22],[27]   4.75%   4.75%
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        
Investment Holding [Line Items]        
Maturity Date [22]   2024-08   2024-08
Investment, basis spread, variable rate [12],[22]   6.10%   6.10%
Investment, interest rate, floor [12],[22]   9.35%   9.35%
Principal amount [22]   $ 20,000    
Investment cost [6],[22]   21,079    
Investments at Fair Value [22]   $ 20,967    
Investment exit fee [12],[22]   6.25%   6.25%
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        
Investment Holding [Line Items]        
Maturity Date 2024-05 [8],[19] 2024-05 [17],[22] 2024-05 [8],[19] 2024-05 [17],[22]
Investment, basis spread, variable rate 6.45% [8],[11],[19] 6.45% [12],[17],[22] 6.45% [8],[11],[19] 6.45% [12],[17],[22]
Investment, interest rate, floor 9.70% [8],[11],[19] 9.70% [12],[17],[22] 9.70% [8],[11],[19] 9.70% [12],[17],[22]
Principal amount $ 3,833 [8],[19] $ 8,146 [17],[22]    
Investment cost 4,217 [2],[8],[19] 8,416 [6],[17],[22]    
Investments at Fair Value $ 4,217 [8],[19] $ 8,410 [17],[22]    
Investment exit fee 3.85% [8],[11],[19] 3.85% [12],[17],[22] 3.85% [8],[11],[19] 3.85% [12],[17],[22]
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        
Investment Holding [Line Items]        
Maturity Date [10],[22],[27]   2026-10   2026-10
Investment, basis spread, variable rate [10],[12],[22],[27]   4.20%   4.20%
Investment, interest rate, floor [10],[12],[22],[27]   7.45%   7.45%
Investment, interest rate, cap [10],[12],[22],[27]   8.95%   8.95%
Principal amount [10],[22],[27]   $ 2,000    
Investment cost [6],[10],[22],[27]   2,012    
Investments at Fair Value [10],[22],[27]   $ 1,934    
Investment exit fee [10],[12],[22],[27]   4.76%   4.76%
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        
Investment Holding [Line Items]        
Maturity Date [8],[9],[25] 2026-10   2026-10  
Investment, basis spread, variable rate [8],[9],[11],[25] 4.20%   4.20%  
Investment, interest rate, floor [8],[9],[11],[25] 7.45%   7.45%  
Investment, interest rate, cap [8],[9],[11],[25] 8.95%   8.95%  
Principal amount [8],[9],[25] $ 8,000      
Investment cost [2],[8],[9],[25] 8,015      
Investments at Fair Value [8],[9],[25] $ 7,854      
Investment exit fee [8],[9],[11],[25] 6.00%   6.00%  
Investment, Identifier [Axis]: Debt Investments Drug Discovery & Development and X4 Pharmaceuticals, Inc. Senior Secured, Maturity Date April 2026, Prime + 3.15%, Floor rate 10.15%, 6.35% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [8],[13],[19] 2026-10   2026-10  
Investment, basis spread, variable rate [8],[11],[13],[19] 3.15%   3.15%  
Investment, interest rate, floor [8],[11],[13],[19] 10.15%   10.15%  
Principal amount [8],[13],[19] $ 55,000      
Investment cost [2],[8],[13],[19] 54,444      
Investments at Fair Value [8],[13],[19] $ 54,762      
Investment exit fee [8],[11],[13],[19] 3.80%   3.80%  
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        
Investment Holding [Line Items]        
Maturity Date [17],[22],[23]   2024-07   2024-07
Investment, basis spread, variable rate [12],[17],[22],[23]   3.75%   3.75%
Investment, interest rate, floor [12],[17],[22],[23]   8.75%   8.75%
Principal amount [17],[22],[23]   $ 32,500    
Investment cost [6],[17],[22],[23]   33,705    
Investments at Fair Value [17],[22],[23]   $ 33,700    
Investment exit fee [12],[17],[22],[23]   8.80%   8.80%
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        
Investment Holding [Line Items]        
Maturity Date 2025-07 [8],[13],[25],[26] 2025-07 [22],[23],[27],[28] 2025-07 [8],[13],[25],[26] 2025-07 [22],[23],[27],[28]
Investment, basis spread, variable rate 5.00% [8],[11],[13],[25],[26] 5.00% [12],[22],[23],[27],[28] 5.00% [8],[11],[13],[25],[26] 5.00% [12],[22],[23],[27],[28]
Investment, interest rate, floor 8.25% [8],[11],[13],[25],[26] 8.25% [12],[22],[23],[27],[28] 8.25% [8],[11],[13],[25],[26] 8.25% [12],[22],[23],[27],[28]
Principal amount $ 9,842 [8],[13],[25],[26] $ 11,000 [22],[23],[27],[28]    
Investment cost 10,151 [2],[8],[13],[25],[26] 11,072 [6],[22],[23],[27],[28]    
Investments at Fair Value $ 10,222 [8],[13],[25],[26] $ 11,067 [22],[23],[27],[28]    
Investment exit fee 6.35% [8],[11],[13],[25],[26] 6.35% [12],[22],[23],[27],[28] 6.35% [8],[11],[13],[25],[26] 6.35% [12],[22],[23],[27],[28]
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%, 6.10% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [13],[19],[25],[26] 2027-01   2027-01  
Investment, basis spread, variable rate [11],[13],[19],[25],[26] 4.70%   4.70%  
Investment, interest rate, floor [11],[13],[19],[25],[26] 7.95%   7.95%  
Principal amount [13],[19],[25],[26] $ 70,000      
Investment cost [2],[13],[19],[25],[26] 70,915      
Investments at Fair Value [13],[19],[25],[26] $ 73,203      
Investment exit fee [11],[13],[19],[25],[26] 6.10%   6.10%  
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        
Investment Holding [Line Items]        
Maturity Date [17],[23],[24],[27],[28]   2025-12   2025-12
Investment, basis spread, variable rate [12],[17],[23],[24],[27],[28]   4.70%   4.70%
Investment, interest rate, floor [12],[17],[23],[24],[27],[28]   7.95%   7.95%
Principal amount [17],[23],[24],[27],[28]   $ 70,000    
Investment cost [6],[17],[23],[24],[27],[28]   72,329    
Investments at Fair Value [17],[23],[24],[27],[28]   $ 73,019    
Investment exit fee [12],[17],[23],[24],[27],[28]   7.28%   7.28%
Investment, Identifier [Axis]: Debt Investments Electronics & Computer Hardware (1.16%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 1.16%   1.16%  
Investment cost [2] $ 18,301      
Investments at Fair Value $ 19,084      
Investment, Identifier [Axis]: Debt Investments Electronics & Computer Hardware (1.34%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   1.34%   1.34%
Investment cost [6]   $ 18,171    
Investments at Fair Value   $ 18,723    
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        
Investment Holding [Line Items]        
Maturity Date 2026-06 [9],[14] 2026-06 [15] 2026-06 [9],[14] 2026-06 [15]
Investment, basis spread, variable rate 4.50% [9],[11],[14] 4.50% [12],[15] 4.50% [9],[11],[14] 4.50% [12],[15]
Investment, interest rate, floor 8.00% [9],[11],[14] 8.00% [12],[15] 8.00% [9],[11],[14] 8.00% [12],[15]
Principal amount $ 18,281 [9],[14] $ 18,281 [15]    
Investment cost 18,301 [2],[9],[14] 18,171 [6],[15]    
Investments at Fair Value $ 19,084 [9],[14] $ 18,723 [15]    
Investment exit fee 1.00% [9],[11],[14] 1.00% [12],[15] 1.00% [9],[11],[14] 1.00% [12],[15]
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other (13.98%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   13.98%   13.98%
Investment cost [6]   $ 196,342    
Investments at Fair Value   $ 195,855    
Investment, Identifier [Axis]: Debt Investments Healthcare Services, Other (16.72%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 16.72%   16.72%  
Investment cost [2] $ 275,632      
Investments at Fair Value $ 276,302      
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        
Investment Holding [Line Items]        
Maturity Date 2025-08 [1] 2025-08 [31] 2025-08 [1] 2025-08 [31]
Investment, basis spread, variable rate 5.70% [1],[11] 5.70% [12],[31] 5.70% [1],[11] 5.70% [12],[31]
Investment, interest rate, floor 8.95% [1],[11] 8.95% [12],[31] 8.95% [1],[11] 8.95% [12],[31]
Principal amount $ 11,314 [1] $ 12,000 [31]    
Investment cost 11,671 [1],[2] 12,162 [6],[31]    
Investments at Fair Value $ 11,353 [1] $ 12,053 [31]    
Investment exit fee 5.95% [1],[11] 5.95% [12],[31] 5.95% [1],[11] 5.95% [12],[31]
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%        
Investment Holding [Line Items]        
Maturity Date [16],[17],[22]   2026-11   2026-11
Investment, basis spread, variable rate [12],[16],[17],[22]   5.00%   5.00%
Investment, interest rate, floor [12],[16],[17],[22]   6.00%   6.00%
Investment, interest rate, paid in kind [12],[16],[17],[22]   4.45%   4.45%
Principal amount [16],[17],[22]   $ 51,480    
Investment cost [6],[16],[17],[22]   50,813    
Investments at Fair Value [16],[17],[22]   $ 49,732    
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%        
Investment Holding [Line Items]        
Maturity Date [7],[8],[19] 2026-11   2026-11  
Investment, basis spread, variable rate [7],[8],[11],[19] 5.11%   5.11%  
Investment, interest rate, floor [7],[8],[11],[19] 6.00%   6.00%  
Investment, interest rate, paid in kind [7],[8],[11],[19] 4.45%   4.45%  
Principal amount [7],[8],[19] $ 58,316      
Investment cost [2],[7],[8],[19] 57,667      
Investments at Fair Value [7],[8],[19] $ 57,926      
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        
Investment Holding [Line Items]        
Maturity Date 2025-03 [8],[19] 2025-03 [15],[17],[22] 2025-03 [8],[19] 2025-03 [15],[17],[22]
Investment, basis spread, variable rate 5.60% [8],[11],[19] 5.60% [12],[15],[17],[22] 5.60% [8],[11],[19] 5.60% [12],[15],[17],[22]
Investment, interest rate, floor 8.85% [8],[11],[19] 8.85% [12],[15],[17],[22] 8.85% [8],[11],[19] 8.85% [12],[15],[17],[22]
Principal amount $ 46,125 [8],[19] $ 46,125 [15],[17],[22]    
Investment cost 47,023 [2],[8],[19] 46,552 [6],[15],[17],[22]    
Investments at Fair Value $ 47,342 [8],[19] $ 46,548 [15],[17],[22]    
Investment exit fee 4.61% [8],[11],[19] 4.61% [12],[15],[17],[22] 4.61% [8],[11],[19] 4.61% [12],[15],[17],[22]
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%        
Investment Holding [Line Items]        
Maturity Date 2026-02 [7],[13],[19] 2026-02 [16],[23] 2026-02 [7],[13],[19] 2026-02 [16],[23]
Investment, basis spread, variable rate 6.25% [7],[11],[13],[19] 6.25% [12],[16],[23] 6.25% [7],[11],[13],[19] 6.25% [12],[16],[23]
Investment, interest rate, floor 9.50% [7],[11],[13],[19] 9.50% [12],[16],[23] 9.50% [7],[11],[13],[19] 9.50% [12],[16],[23]
Investment, interest rate, paid in kind 1.55% [7],[11],[13],[19] 1.55% [12],[16],[23] 1.55% [7],[11],[13],[19] 1.55% [12],[16],[23]
Principal amount $ 54,213 [7],[13],[19] $ 53,587 [16],[23]    
Investment cost 53,893 [2],[7],[13],[19] 53,164 [6],[16],[23]    
Investments at Fair Value $ 54,483 [7],[13],[19] $ 53,871 [16],[23]    
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        
Investment Holding [Line Items]        
Maturity Date [1],[9] 2027-07   2027-07  
Investment, basis spread, variable rate [1],[9],[11] 1.95%   1.95%  
Investment, interest rate, floor [1],[9],[11] 9.95%   9.95%  
Principal amount [1],[9] $ 24,500      
Investment cost [1],[2],[9] 24,350      
Investments at Fair Value [1],[9] $ 24,350      
Investment exit fee [1],[9],[11] 6.85%   6.85%  
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%, 3.00% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [8],[9] 2027-02   2027-02  
Investment, basis spread, variable rate [8],[9],[11] 2.75%   2.75%  
Investment, interest rate, floor [8],[9],[11] 8.75%   8.75%  
Principal amount [8],[9] $ 13,000      
Investment cost [2],[8],[9] 12,826      
Investments at Fair Value [8],[9] $ 12,999      
Investment exit fee [8],[9],[11] 3.00%   3.00%  
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        
Investment Holding [Line Items]        
Maturity Date [10],[16],[27]   2027-10   2027-10
Investment, basis spread, variable rate [10],[12],[16],[27]   2.45%   2.45%
Investment, interest rate, floor [10],[12],[16],[27]   7.95%   7.95%
Investment, interest rate, cap [10],[12],[16],[27]   9.45%   9.45%
Investment, interest rate, paid in kind [10],[12],[16],[27]   1.00%   1.00%
Principal amount [10],[16],[27]   $ 33,808    
Investment cost [6],[10],[16],[27]   33,651    
Investments at Fair Value [10],[16],[27]   $ 33,651    
Investment exit fee [10],[12],[16],[27]   4.95%   4.95%
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        
Investment Holding [Line Items]        
Maturity Date 2027-07   2027-07  
Investment, basis spread, variable rate [11] 1.90%   1.90%  
Investment, interest rate, floor [11] 10.15%   10.15%  
Principal amount $ 35,000      
Investment cost [2] 34,495      
Investments at Fair Value $ 34,495      
Investment exit fee [11] 7.50%   7.50%  
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        
Investment Holding [Line Items]        
Maturity Date [1] 2027-09   2027-09  
Investment, basis spread, variable rate [1],[11] 0.70%   0.70%  
Investment, interest rate, floor [1],[11] 9.20%   9.20%  
Principal amount [1] $ 12,000      
Investment cost [1],[2] 11,822      
Investments at Fair Value [1] $ 11,822      
Investment exit fee [1],[11] 5.95%   5.95%  
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        
Investment Holding [Line Items]        
Maturity Date [19] 2026-03   2026-03  
Investment, interest rate, floor [11],[19] 9.20%   9.20%  
Investment, interest rate, cap [11],[19] 10.20%   10.20%  
Principal amount [19] $ 22,000      
Investment cost [2],[19] 21,885      
Investments at Fair Value [19] $ 21,532      
Investment exit fee [11],[19] 4.95%   4.95%  
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        
Investment Holding [Line Items]        
Investment, basis spread, variable rate (3.25%)   (3.25%)  
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 | Maximum        
Investment Holding [Line Items]        
Investment, basis spread, variable rate [11],[19] 1.00%   1.00%  
Investment, Identifier [Axis]: Debt Investments Information Services (3.72%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   3.72%   3.72%
Investment cost [6]   $ 52,619    
Investments at Fair Value   $ 52,075    
Investment, Identifier [Axis]: Debt Investments Information Services (7.03%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 7.03%   7.03%  
Investment cost [2] $ 115,617      
Investments at Fair Value $ 116,073      
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        
Investment Holding [Line Items]        
Maturity Date 2025-11 [1],[7] 2025-11 [15],[16],[31] 2025-11 [1],[7] 2025-11 [15],[16],[31]
Investment, basis spread, variable rate 5.00% [1],[7],[11] 5.00% [12],[15],[16],[31] 5.00% [1],[7],[11] 5.00% [12],[15],[16],[31]
Investment, interest rate, floor 8.25% [1],[7],[11] 8.25% [12],[15],[16],[31] 8.25% [1],[7],[11] 8.25% [12],[15],[16],[31]
Investment, interest rate, paid in kind 1.10% [1],[7],[11] 1.10% [12],[15],[16],[31] 1.10% [1],[7],[11] 1.10% [12],[15],[16],[31]
Principal amount $ 20,420 [1],[7] $ 20,250 [15],[16],[31]    
Investment cost 20,994 [1],[2],[7] 20,506 [6],[15],[16],[31]    
Investments at Fair Value $ 21,154 [1],[7] $ 20,574 [15],[16],[31]    
Investment exit fee 7.00% [1],[7],[11] 7.00% [12],[15],[16],[31] 7.00% [1],[7],[11] 7.00% [12],[15],[16],[31]
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        
Investment Holding [Line Items]        
Maturity Date [7],[9] 2028-08   2028-08  
Investment, basis spread, variable rate [7],[9],[11] 1.45%   1.45%  
Investment, interest rate, floor [7],[9],[11] 8.00%   8.00%  
Investment, interest rate, paid in kind [7],[9],[11] 2.00%   2.00%  
Principal amount [7],[9] $ 47,381      
Investment cost [2],[7],[9] 47,164      
Investments at Fair Value [7],[9] $ 47,164      
Investment exit fee [7],[9],[11] 2.75%   2.75%  
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        
Investment Holding [Line Items]        
Maturity Date [7],[9] 2027-07   2027-07  
Investment, basis spread, variable rate [7],[9],[11] 0.70%   0.70%  
Investment, interest rate, floor [7],[9],[11] 8.95%   8.95%  
Investment, interest rate, paid in kind [7],[9],[11] 2.00%   2.00%  
Principal amount [7],[9] $ 11,666      
Investment cost [2],[7],[9] 11,544      
Investments at Fair Value [7],[9] $ 11,544      
Investment exit fee [7],[9],[11] 2.95%   2.95%  
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        
Investment Holding [Line Items]        
Maturity Date 2025-06 [9],[25],[26] 2025-06 [10],[27],[28] 2025-06 [9],[25],[26] 2025-06 [10],[27],[28]
Investment, basis spread, variable rate 5.50% [9],[11],[25],[26] 5.50% [10],[12],[27],[28] 5.50% [9],[11],[25],[26] 5.50% [10],[12],[27],[28]
Investment, interest rate, floor 9.00% [9],[11],[25],[26] 9.00% [10],[12],[27],[28] 9.00% [9],[11],[25],[26] 9.00% [10],[12],[27],[28]
Investment, interest rate, cap 12.00% [9],[11],[25],[26] 12.00% [10],[12],[27],[28] 12.00% [9],[11],[25],[26] 12.00% [10],[12],[27],[28]
Principal amount $ 4,500 [9],[25],[26] $ 750 [10],[27],[28]    
Investment cost 4,463 [2],[9],[25],[26] 742 [6],[10],[27],[28]    
Investments at Fair Value $ 4,454 [9],[25],[26] $ 738 [10],[27],[28]    
Investment exit fee 3.45% [9],[11],[25],[26] 3.45% [10],[12],[27],[28] 3.45% [9],[11],[25],[26] 3.45% [10],[12],[27],[28]
Investment, Identifier [Axis]: Debt Investments Information Services and Yipit, LLC, Senior Secured, Maturity Date September 2026, 1-month SOFR + 8.47%, Floor rate 9.37%        
Investment Holding [Line Items]        
Maturity Date [9],[20] 2026-09   2026-09  
Investment, basis spread, variable rate [9],[11],[20] 8.47%   8.47%  
Investment, interest rate, floor [9],[11],[20] 9.37%   9.37%  
Principal amount [9],[20] $ 31,875      
Investment cost [2],[9],[20] 31,452      
Investments at Fair Value [9],[20] $ 31,757      
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%        
Investment Holding [Line Items]        
Maturity Date [10],[18]   2026-09   2026-09
Investment, basis spread, variable rate [10],[12],[18]   9.08%   9.08%
Investment, interest rate, floor [10],[12],[18]   10.08%   10.08%
Principal amount [10],[18]   $ 31,875    
Investment cost [6],[10],[18]   31,371    
Investments at Fair Value [10],[18]   $ 30,763    
Investment, Identifier [Axis]: Debt Investments Manufacturing Technology (1.44%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 1.44%   1.44%  
Investment cost [2] $ 23,069      
Investments at Fair Value $ 23,716      
Investment, Identifier [Axis]: Debt Investments Manufacturing Technology (2.99%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   2.99%   2.99%
Investment cost [6]   $ 41,568    
Investments at Fair Value   $ 41,953    
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        
Investment Holding [Line Items]        
Maturity Date 2025-04 [8] 2025-04 [22] 2025-04 [8] 2025-04 [22]
Investment, basis spread, variable rate 4.00% [8],[11] 4.00% [12],[22] 4.00% [8],[11] 4.00% [12],[22]
Investment, interest rate, floor 9.50% [8],[11] 9.50% [12],[22] 9.50% [8],[11] 9.50% [12],[22]
Principal amount $ 8,748 [8] $ 11,050 [22]    
Investment cost 8,884 [2],[8] 10,832 [6],[22]    
Investments at Fair Value $ 8,920 [8] $ 10,832 [22]    
Investment exit fee 5.00% [8],[11] 5.00% [12],[22] 5.00% [8],[11] 5.00% [12],[22]
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        
Investment Holding [Line Items]        
Maturity Date [10],[16]   2026-03   2026-03
Investment, basis spread, variable rate [10],[12],[16]   4.35%   4.35%
Investment, interest rate, floor [10],[12],[16]   7.60%   7.60%
Investment, interest rate, paid in kind [10],[12],[16]   1.25%   1.25%
Principal amount [10],[16]   $ 17,137    
Investment cost [6],[10],[16]   16,766    
Investments at Fair Value [10],[16]   $ 16,917    
Investment exit fee [10],[12],[16]   4.50%   4.50%
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        
Investment Holding [Line Items]        
Maturity Date 2026-05 [8],[25] 2026-05 [22],[27] 2026-05 [8],[25] 2026-05 [22],[27]
Investment, basis spread, variable rate 6.15% [8],[11],[25] 6.15% [12],[22],[27] 6.15% [8],[11],[25] 6.15% [12],[22],[27]
Investment, interest rate, floor 9.40% [8],[11],[25] 9.40% [12],[22],[27] 9.40% [8],[11],[25] 9.40% [12],[22],[27]
Principal amount $ 14,000 [8],[25] $ 14,000 [22],[27]    
Investment cost 14,185 [2],[8],[25] 13,970 [6],[22],[27]    
Investments at Fair Value $ 14,796 [8],[25] $ 14,204 [22],[27]    
Investment exit fee 7.45% [8],[11],[25] 7.45% [12],[22],[27] 7.45% [8],[11],[25] 7.45% [12],[22],[27]
Investment, Identifier [Axis]: Debt Investments Media/Content/Info (0.78%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.78%   0.78%  
Investment cost [2] $ 12,774      
Investments at Fair Value 12,881      
Investment, Identifier [Axis]: Debt Investments Media/Content/Info and Fever Labs, Inc.        
Investment Holding [Line Items]        
Principal amount 12,834      
Investment cost [2] 12,774      
Investments at Fair Value $ 12,881      
Investment, Identifier [Axis]: Debt Investments Media/Content/Info and Fever Labs, Inc. , Maturity Date June 2026, Prime + 3.50%, Floor rate 9.00%, 1.00% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [14] 2026-06   2026-06  
Investment, basis spread, variable rate [11],[14] 3.50%   3.50%  
Investment, interest rate, floor [11],[14] 9.00%   9.00%  
Principal amount [14] $ 1,667      
Investment cost [2],[14] 1,635      
Investments at Fair Value [14] $ 1,638      
Investment exit fee [11],[14] 1.00%   1.00%  
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%, 1.00% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [14] 2025-12   2025-12  
Investment, basis spread, variable rate [11],[14] 3.50%   3.50%  
Investment, interest rate, floor [11],[14] 9.00%   9.00%  
Principal amount [14] $ 1,500      
Investment cost [2],[14] 1,499      
Investments at Fair Value [14] $ 1,508      
Investment exit fee [11],[14] 1.00%   1.00%  
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%, 1.00% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [14] 2026-03   2026-03  
Investment, basis spread, variable rate [11],[14] 3.50%   3.50%  
Investment, interest rate, floor [11],[14] 9.00%   9.00%  
Principal amount [14] $ 1,667      
Investment cost [2],[14] 1,658      
Investments at Fair Value [14] $ 1,663      
Investment exit fee [11],[14] 1.00%   1.00%  
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%, 1.00% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [14] 2025-09   2025-09  
Investment, basis spread, variable rate [11],[14] 3.50%   3.50%  
Investment, interest rate, floor [11],[14] 9.00%   9.00%  
Principal amount [14] $ 1,333      
Investment cost [2],[14] 1,337      
Investments at Fair Value [14] $ 1,346      
Investment exit fee [11],[14] 1.00%   1.00%  
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%, 1.00% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [14] 2026-09   2026-09  
Investment, basis spread, variable rate [11],[14] 3.50%   3.50%  
Investment, interest rate, floor [11],[14] 9.00%   9.00%  
Principal amount [14] $ 6,667      
Investment cost [2],[14] 6,645      
Investments at Fair Value [14] $ 6,726      
Investment exit fee [11],[14] 1.00%   1.00%  
Investment, Identifier [Axis]: Debt Investments Medical Devices & Equipment (1.30%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 1.30%   1.30%  
Investment cost [2] $ 21,461      
Investments at Fair Value $ 21,461      
Investment, Identifier [Axis]: Debt Investments Medical Devices & Equipment and Senseonics Holdings, Inc. Prime + 1.40%, Floor rate 9.90%, 6.95% Exit Fee        
Investment Holding [Line Items]        
Maturity Date 2027-09   2027-09  
Investment, basis spread, variable rate [11] 1.40%   1.40%  
Investment, interest rate, floor [11] 9.90%   9.90%  
Principal amount $ 21,875      
Investment cost [2] 21,461      
Investments at Fair Value $ 21,461      
Investment exit fee [11] 6.95%   6.95%  
Investment, Identifier [Axis]: Debt Investments Semiconductors (1.51%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   1.51%   1.51%
Investment cost [6]   $ 19,639    
Investments at Fair Value   $ 21,192    
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        
Investment Holding [Line Items]        
Maturity Date [15],[31]   2024-12   2024-12
Investment, basis spread, variable rate [12],[15],[31]   5.00%   5.00%
Investment, interest rate, floor [12],[15],[31]   8.25%   8.25%
Principal amount [15],[31]   $ 20,000    
Investment cost [6],[15],[31]   19,639    
Investments at Fair Value [15],[31]   $ 21,192    
Investment exit fee [12],[15],[31]   4.95%   4.95%
Investment, Identifier [Axis]: Debt Investments Software (47.79%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 47.79%   47.79%  
Investment cost [2] $ 831,129      
Investments at Fair Value 789,586      
Investment, Identifier [Axis]: Debt Investments Software (54.28%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   54.28%   54.28%
Investment cost [6]   $ 762,371    
Investments at Fair Value   760,679    
Investment, Identifier [Axis]: Debt Investments Software and 3GTMS, LLC        
Investment Holding [Line Items]        
Principal amount 14,605 13,176    
Investment cost 14,506 [2] 13,035 [6]    
Investments at Fair Value $ 14,532 $ 12,998    
Investment, Identifier [Axis]: Debt Investments Software and 3GTMS, LLC, Senior Secured, Maturity Date February 2025, 3-month LIBOR + 6.57%, Floor rate 7.57%        
Investment Holding [Line Items]        
Maturity Date [18]   2025-02   2025-02
Investment, basis spread, variable rate [12],[18]   6.57%   6.57%
Investment, interest rate, floor [12],[18]   7.57%   7.57%
Principal amount [18]   $ 2,750    
Investment cost [6],[18]   2,744    
Investments at Fair Value [18]   $ 2,681    
Investment, Identifier [Axis]: Debt Investments Software and 3GTMS, LLC, Senior Secured, Maturity Date February 2025, 3-month LIBOR + 9.28%, Floor rate 10.28%        
Investment Holding [Line Items]        
Maturity Date [17],[18]   2025-02   2025-02
Investment, basis spread, variable rate [12],[17],[18]   9.28%   9.28%
Investment, interest rate, floor [12],[17],[18]   10.28%   10.28%
Principal amount [17],[18]   $ 10,426    
Investment cost [6],[17],[18]   10,291    
Investments at Fair Value [17],[18]   $ 10,317    
Investment, Identifier [Axis]: Debt Investments Software and 3GTMS, LLC, Senior Secured, Maturity Date February 2025, 3-month SOFR + 6.88%, Floor rate 7.78%        
Investment Holding [Line Items]        
Maturity Date [9],[20] 2025-02   2025-02  
Investment, basis spread, variable rate [9],[11],[20] 6.88%   6.88%  
Investment, interest rate, floor [9],[11],[20] 7.78%   7.78%  
Principal amount [9],[20] $ 2,000      
Investment cost [2],[9],[20] 1,998      
Investments at Fair Value [9],[20] $ 1,984      
Investment, Identifier [Axis]: Debt Investments Software and 3GTMS, LLC, Senior Secured, Maturity Date February 2025, 6-month SOFR + 9.70%, Floor rate 10.60%        
Investment Holding [Line Items]        
Maturity Date [9],[19],[20] 2025-02   2025-02  
Investment, basis spread, variable rate [9],[11],[19],[20] 9.70%   9.70%  
Investment, interest rate, floor [9],[11],[19],[20] 10.60%   10.60%  
Principal amount [9],[19],[20] $ 12,605      
Investment cost [2],[9],[19],[20] 12,508      
Investments at Fair Value [9],[19],[20] $ 12,548      
Investment, Identifier [Axis]: Debt Investments Software and Agilence, Inc. Senior Secured, Maturity Date October 2026, 1-month BSBY + 9.00%, Floor rate 10.00%        
Investment Holding [Line Items]        
Maturity Date 2026-10 [9],[13],[20] 2026-10 [10],[18],[23] 2026-10 [9],[13],[20] 2026-10 [10],[18],[23]
Investment, basis spread, variable rate 9.00% [9],[11],[13],[20] 9.00% [10],[12],[18],[23] 9.00% [9],[11],[13],[20] 9.00% [10],[12],[18],[23]
Investment, interest rate, floor 10.00% [9],[11],[13],[20] 10.00% [10],[12],[18],[23] 10.00% [9],[11],[13],[20] 10.00% [10],[12],[18],[23]
Principal amount $ 9,236 [9],[13],[20] $ 9,306 [10],[18],[23]    
Investment cost 9,051 [2],[9],[13],[20] 9,088 [6],[10],[18],[23]    
Investments at Fair Value $ 9,170 [9],[13],[20] $ 8,977 [10],[18],[23]    
Investment, Identifier [Axis]: Debt Investments Software and Alchemer LLC, Senior Secured, Maturity Date May 2028, 1-month SOFR + 7.89%, Floor rate 8.89%        
Investment Holding [Line Items]        
Maturity Date [10],[18]   2028-05   2028-05
Investment, basis spread, variable rate [10],[12],[18]   7.89%   7.89%
Investment, interest rate, floor [10],[12],[18]   8.89%   8.89%
Principal amount [10],[18]   $ 20,463    
Investment cost [6],[10],[18]   19,999    
Investments at Fair Value [10],[18]   $ 20,123    
Investment, Identifier [Axis]: Debt Investments Software and Alchemer LLC, Senior Secured, Maturity Date May 2028, 1-month SOFR + 8.14%, Floor rate 9.14%        
Investment Holding [Line Items]        
Maturity Date [8],[9],[20] 2028-05   2028-05  
Investment, basis spread, variable rate [8],[9],[11],[20] 8.14%   8.14%  
Investment, interest rate, floor [8],[9],[11],[20] 9.14%   9.14%  
Principal amount [8],[9],[20] $ 20,908      
Investment cost [2],[8],[9],[20] 20,491      
Investments at Fair Value [8],[9],[20] $ 21,126      
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%        
Investment Holding [Line Items]        
Maturity Date [9] 2029-09   2029-09  
Investment, basis spread, variable rate [9],[11] 7.25%   7.25%  
Investment, interest rate, floor [9],[11] 8.25%   8.25%  
Principal amount [9] $ 36,410      
Investment cost [2],[9] 35,505      
Investments at Fair Value [9] $ 35,505      
Investment, Identifier [Axis]: Debt Investments Software and Annex Cloud, Senior Secured, Maturity Date February 2027, 1-month BSBY + 8.99%, Floor rate 10.00%        
Investment Holding [Line Items]        
Maturity Date [10],[22]   2027-02   2027-02
Investment, basis spread, variable rate [10],[12],[22]   8.99%   8.99%
Investment, interest rate, floor [10],[12],[22]   10.00%   10.00%
Principal amount [10],[22]   $ 8,500    
Investment cost [6],[10],[22]   8,292    
Investments at Fair Value [10],[22]   $ 8,176    
Investment, Identifier [Axis]: Debt Investments Software and Annex Cloud, Senior Secured, Maturity Date February 2027, 1-month BSBY + 8.99%, Floor rate 9.99%        
Investment Holding [Line Items]        
Maturity Date [8] 2027-02   2027-02  
Investment, basis spread, variable rate [8],[11] 8.99%   8.99%  
Investment, interest rate, floor [8],[11] 9.99%   9.99%  
Principal amount [8] $ 8,844      
Investment cost [2],[8] 8,666      
Investments at Fair Value [8] $ 8,737      
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        
Investment Holding [Line Items]        
Maturity Date [10],[15],[17]   2027-09   2027-09
Investment, basis spread, variable rate [10],[12],[15],[17]   4.25%   4.25%
Investment, interest rate, floor [10],[12],[15],[17]   9.00%   9.00%
Principal amount [10],[15],[17]   $ 19,600    
Investment cost [6],[10],[15],[17]   19,059    
Investments at Fair Value [10],[15],[17]   $ 19,059    
Investment exit fee [10],[12],[15],[17]   2.50%   2.50%
Investment, Identifier [Axis]: Debt Investments Software and Automation Anywhere, Inc. Senior Secured, Maturity Date September 2027, Prime + 4.25%, Floor rate 9.00%, 3.50% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [9],[14],[19] 2027-09   2027-09  
Investment, basis spread, variable rate [9],[11],[14],[19] 4.25%   4.25%  
Investment, interest rate, floor [9],[11],[14],[19] 9.00%   9.00%  
Principal amount [9],[14],[19] $ 19,600      
Investment cost [2],[9],[14],[19] 19,270      
Investments at Fair Value [9],[14],[19] $ 20,032      
Investment exit fee [9],[11],[14],[19] 3.50%   3.50%  
Investment, Identifier [Axis]: Debt Investments Software and Babel Street, Senior Secured, Maturity Date December 2027, 3-month SOFR + 7.89%, Floor rate 8.89%        
Investment Holding [Line Items]        
Maturity Date 2027-12 [1],[9],[20] 2027-12 [10],[18],[31] 2027-12 [1],[9],[20] 2027-12 [10],[18],[31]
Investment, basis spread, variable rate 7.89% [1],[9],[11],[20] 7.89% [10],[12],[18],[31] 7.89% [1],[9],[11],[20] 7.89% [10],[12],[18],[31]
Investment, interest rate, floor 8.89% [1],[9],[11],[20] 8.89% [10],[12],[18],[31] 8.89% [1],[9],[11],[20] 8.89% [10],[12],[18],[31]
Principal amount $ 45,000 [1],[9],[20] $ 45,000 [10],[18],[31]    
Investment cost 43,935 [1],[2],[9],[20] 43,801 [6],[10],[18],[31]    
Investments at Fair Value $ 44,887 [1],[9],[20] $ 43,801 [10],[18],[31]    
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        
Investment Holding [Line Items]        
Maturity Date [10],[16],[22],[31]   2025-04   2025-04
Investment, basis spread, variable rate [10],[12],[16],[22],[31]   3.70%   3.70%
Investment, interest rate, floor [10],[12],[16],[22],[31]   6.95%   6.95%
Investment, interest rate, paid in kind [10],[12],[16],[22],[31]   1.00%   1.00%
Principal amount [10],[16],[22],[31]   $ 20,166    
Investment cost [6],[10],[16],[22],[31]   20,242    
Investments at Fair Value [10],[16],[22],[31]   $ 20,138    
Investment exit fee [10],[12],[16],[22],[31]   3.95%   3.95%
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        
Investment Holding [Line Items]        
Maturity Date [1],[7],[8],[9] 2026-04   2026-04  
Investment, basis spread, variable rate [1],[7],[8],[9],[11] 3.70%   3.70%  
Investment, interest rate, floor [1],[7],[8],[9],[11] 9.20%   9.20%  
Investment, interest rate, paid in kind [1],[7],[8],[9],[11] 1.00%   1.00%  
Principal amount [1],[7],[8],[9] $ 30,338      
Investment cost [1],[2],[7],[8],[9] 30,490      
Investments at Fair Value [1],[7],[8],[9] $ 30,694      
Investment exit fee [1],[7],[8],[9],[11] 3.95%   3.95%  
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%        
Investment Holding [Line Items]        
Maturity Date [8],[14] 2025-11   2025-11  
Investment, basis spread, variable rate [8],[11],[14] 9.05%   9.05%  
Investment, interest rate, floor [8],[11],[14] 9.90%   9.90%  
Principal amount [8],[14] $ 33,000      
Investment cost [2],[8],[14] 32,672      
Investments at Fair Value [8],[14] $ 33,000      
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%        
Investment Holding [Line Items]        
Maturity Date [15],[22]   2025-11   2025-11
Investment, basis spread, variable rate [12],[15],[22]   8.90%   8.90%
Investment, interest rate, floor [12],[15],[22]   9.90%   9.90%
Principal amount [15],[22]   $ 33,000    
Investment cost [6],[15],[22]   32,578    
Investments at Fair Value [15],[22]   $ 33,000    
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%        
Investment Holding [Line Items]        
Maturity Date [18]   2026-06   2026-06
Investment, basis spread, variable rate [12],[18]   8.86%   8.86%
Investment, interest rate, floor [12],[18]   9.76%   9.76%
Principal amount [18]   $ 10,175    
Investment cost [6],[18]   9,980    
Investments at Fair Value [18]   $ 9,996    
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%        
Investment Holding [Line Items]        
Maturity Date [20] 2025-11   2025-11  
Investment, basis spread, variable rate [11],[20] 9.41%   9.41%  
Investment, interest rate, floor [11],[20] 11.81%   11.81%  
Principal amount [20] $ 10,098      
Investment cost [2],[20] 9,940      
Investments at Fair Value [20] $ 9,944      
Investment, Identifier [Axis]: Debt Investments Software and Ceros Inc, Senior Secured, Maturity Date September 2026,6-month SOFR + 8.89%, Floor rate 9.89%        
Investment Holding [Line Items]        
Maturity Date [9],[20] 2026-09   2026-09  
Investment, basis spread, variable rate [9],[11],[20] 8.89%   8.89%  
Investment, interest rate, floor [9],[11],[20] 9.89%   9.89%  
Principal amount [9],[20] $ 1,622      
Investment cost [2],[9],[20] 1,599      
Investments at Fair Value [9],[20] 1,614      
Investment, Identifier [Axis]: Debt Investments Software and Ceros, Inc        
Investment Holding [Line Items]        
Principal amount 22,920      
Investment cost [2] 22,522      
Investments at Fair Value $ 23,106      
Investment, Identifier [Axis]: Debt Investments Software and Ceros, Inc., Senior Secured, Maturity Date September 2026, 6-month LIBOR + 8.99%, Floor rate 9.89%        
Investment Holding [Line Items]        
Maturity Date [9],[20] 2026-09   2026-09  
Investment, basis spread, variable rate [9],[11],[20] 8.99%   8.99%  
Investment, interest rate, floor [9],[11],[20] 9.89%   9.89%  
Principal amount [9],[20] $ 21,298      
Investment cost [2],[9],[20] 20,923      
Investments at Fair Value [9],[20] $ 21,492      
Investment, Identifier [Axis]: Debt Investments Software and Ceros, Inc., Senior Secured, Maturity Date September 2026, 6-month LIBOR + 9.67%, Floor rate 10.67%        
Investment Holding [Line Items]        
Maturity Date [10],[18]   2026-09   2026-09
Investment, basis spread, variable rate [10],[12],[18]   9.67%   9.67%
Investment, interest rate, floor [10],[12],[18]   10.67%   10.67%
Principal amount [10],[18]   $ 21,445    
Investment cost [6],[10],[18]   21,003    
Investments at Fair Value [10],[18]   $ 21,050    
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        
Investment Holding [Line Items]        
Maturity Date [15],[17]   2024-10   2024-10
Investment, basis spread, variable rate [12],[15],[17]   6.70%   6.70%
Investment, interest rate, floor [12],[15],[17]   9.95%   9.95%
Principal amount [15],[17]   $ 10,000    
Investment cost [6],[15],[17]   10,069    
Investments at Fair Value [15],[17]   $ 10,498    
Investment exit fee [12],[15],[17]   3.45%   3.45%
Investment, Identifier [Axis]: Debt Investments Software and Constructor Corporation, Senior Secured, Maturity Date July 2027, 1-month SOFR + 8.44%, Floor rate 9.44%        
Investment Holding [Line Items]        
Maturity Date [8],[9],[20] 2027-07   2027-07  
Investment, basis spread, variable rate [8],[9],[11],[20] 8.44%   8.44%  
Investment, interest rate, floor [8],[9],[11],[20] 9.44%   9.44%  
Principal amount [8],[9],[20] $ 4,688      
Investment cost [2],[8],[9],[20] 4,587      
Investments at Fair Value [8],[9],[20] $ 4,758      
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%        
Investment Holding [Line Items]        
Maturity Date [10],[18]   2027-07   2027-07
Investment, basis spread, variable rate [10],[12],[18]   8.44%   8.44%
Investment, interest rate, floor [10],[12],[18]   9.44%   9.44%
Principal amount [10],[18]   $ 4,688    
Investment cost [6],[10],[18]   4,573    
Investments at Fair Value [10],[18]   $ 4,573    
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        
Investment Holding [Line Items]        
Maturity Date 2026-03 [7],[14],[33] 2026-03 [15],[16],[24] 2026-03 [7],[14],[33] 2026-03 [15],[16],[24]
Investment, basis spread, variable rate 3.20% [7],[11],[14],[33] 3.20% [12],[15],[16],[24] 3.20% [7],[11],[14],[33] 3.20% [12],[15],[16],[24]
Investment, interest rate, floor 6.45% [7],[11],[14],[33] 6.45% [12],[15],[16],[24] 6.45% [7],[11],[14],[33] 6.45% [12],[15],[16],[24]
Investment, interest rate, paid in kind 1.95% [7],[11],[14],[33] 1.95% [12],[15],[16],[24] 1.95% [7],[11],[14],[33] 1.95% [12],[15],[16],[24]
Principal amount $ 75,092 [7],[14],[33] $ 73,987 [15],[16],[24]    
Investment cost 74,861 [2],[7],[14],[33] 73,060 [6],[15],[16],[24]    
Investments at Fair Value $ 24,555 [7],[14],[33] $ 73,498 [15],[16],[24]    
Investment exit fee 4.55% [7],[11],[14],[33] 4.55% [12],[15],[16],[24] 4.55% [7],[11],[14],[33] 4.55% [12],[15],[16],[24]
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%, 4.14% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [7],[19] 2025-03   2025-03  
Investment, basis spread, variable rate [7],[11],[19] 4.50%   4.50%  
Investment, interest rate, floor [7],[11],[19] 8.25%   8.25%  
Investment, interest rate, cap [7],[11],[19] 10.25%   10.25%  
Investment, interest rate, paid in kind [7],[11],[19] 1.95%   1.95%  
Principal amount [7],[19] $ 9,500      
Investment cost [2],[7],[19] 9,629      
Investments at Fair Value [7],[19] $ 9,407      
Investment exit fee [7],[11],[19] 4.14%   4.14%  
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        
Investment Holding [Line Items]        
Maturity Date [16],[17]   2025-03   2025-03
Investment, basis spread, variable rate [12],[16],[17]   4.50%   4.50%
Investment, interest rate, floor [12],[16],[17]   8.25%   8.25%
Investment, interest rate, cap [12],[16],[17]   10.25%   10.25%
Investment, interest rate, paid in kind [12],[16],[17]   1.95%   1.95%
Principal amount [16],[17]   $ 10,144    
Investment cost [6],[16],[17]   10,150    
Investments at Fair Value [16],[17]   $ 9,820    
Investment exit fee [12],[16],[17]   4.50%   4.50%
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        
Investment Holding [Line Items]        
Maturity Date 2025-10 [9],[13],[25],[26] 2025-10 [10],[23],[27],[28] 2025-10 [9],[13],[25],[26] 2025-10 [10],[23],[27],[28]
Investment, basis spread, variable rate 5.20% [9],[11],[13],[25],[26] 5.20% [10],[12],[23],[27],[28] 5.20% [9],[11],[13],[25],[26] 5.20% [10],[12],[23],[27],[28]
Investment, interest rate, floor 9.95% [9],[11],[13],[25],[26] 9.95% [10],[12],[23],[27],[28] 9.95% [9],[11],[13],[25],[26] 9.95% [10],[12],[23],[27],[28]
Principal amount $ 5,500 [9],[13],[25],[26] $ 5,000 [10],[23],[27],[28]    
Investment cost 5,516 [2],[9],[13],[25],[26] 4,949 [6],[10],[23],[27],[28]    
Investments at Fair Value $ 5,685 [9],[13],[25],[26] $ 4,949 [10],[23],[27],[28]    
Investment exit fee 4.95% [9],[11],[13],[25],[26] 4.95% [10],[12],[23],[27],[28] 4.95% [9],[11],[13],[25],[26] 4.95% [10],[12],[23],[27],[28]
Investment, Identifier [Axis]: Debt Investments Software and Cybermaxx Intermediate Holdings, Inc.        
Investment Holding [Line Items]        
Principal amount $ 10,528      
Investment cost [2] 10,337      
Investments at Fair Value $ 10,305      
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%        
Investment Holding [Line Items]        
Maturity Date [9] 2026-08   2026-08  
Investment, basis spread, variable rate [9],[11] 12.36%   12.36%  
Investment, interest rate, floor [9],[11] 13.11%   13.11%  
Principal amount [9] $ 2,553      
Investment cost [2],[9] 2,497      
Investments at Fair Value [9] $ 2,604      
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%        
Investment Holding [Line Items]        
Maturity Date [8],[9] 2026-08   2026-08  
Investment, basis spread, variable rate [8],[9],[11] 8.63%   8.63%  
Investment, interest rate, floor [8],[9],[11] 9.38%   9.38%  
Principal amount [8],[9] $ 7,975      
Investment cost [2],[8],[9] 7,840      
Investments at Fair Value [8],[9] $ 7,701      
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%        
Investment Holding [Line Items]        
Maturity Date [10],[22]   2026-08   2026-08
Investment, basis spread, variable rate [10],[12],[22]   9.53%   9.53%
Investment, interest rate, floor [10],[12],[22]   10.28%   10.28%
Principal amount [10],[22]   $ 10,528    
Investment cost [6],[10],[22]   10,298    
Investments at Fair Value [10],[22]   $ 10,114    
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%, 2.39% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [7],[8],[14],[19] 2025-07   2025-07  
Investment, basis spread, variable rate [7],[8],[11],[14],[19] 3.05%   3.05%  
Investment, interest rate, floor [7],[8],[11],[14],[19] 7.55%   7.55%  
Investment, interest rate, paid in kind [7],[8],[11],[14],[19] 1.10%   1.10%  
Principal amount [7],[8],[14],[19] $ 42,729      
Investment cost [2],[7],[8],[14],[19] 42,897      
Investments at Fair Value [7],[8],[14],[19] $ 43,211      
Investment exit fee [7],[8],[11],[14],[19] 2.39%   2.39%  
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        
Investment Holding [Line Items]        
Maturity Date [10],[15],[16],[17],[22]   2025-07   2025-07
Investment, basis spread, variable rate [10],[12],[15],[16],[17],[22]   3.05%   3.05%
Investment, interest rate, floor [10],[12],[15],[16],[17],[22]   7.55%   7.55%
Investment, interest rate, paid in kind [10],[12],[15],[16],[17],[22]   1.10%   1.10%
Principal amount [10],[15],[16],[17],[22]   $ 31,930    
Investment cost [6],[10],[15],[16],[17],[22]   32,346    
Investments at Fair Value [10],[15],[16],[17],[22]   $ 32,012    
Investment exit fee [10],[12],[15],[16],[17],[22]   4.95%   4.95%
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        
Investment Holding [Line Items]        
Maturity Date [10],[15],[16],[22]   2025-08   2025-08
Investment, basis spread, variable rate [10],[12],[15],[16],[22]   2.25%   2.25%
Investment, interest rate, floor [10],[12],[15],[16],[22]   5.50%   5.50%
Investment, interest rate, paid in kind [10],[12],[15],[16],[22]   3.00%   3.00%
Principal amount [10],[15],[16],[22]   $ 28,503    
Investment cost [6],[10],[15],[16],[22]   28,442    
Investments at Fair Value [10],[15],[16],[22]   $ 28,664    
Investment exit fee [10],[12],[15],[16],[22]   5.00%   5.00%
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%        
Investment Holding [Line Items]        
Maturity Date 2028-04 [9],[20] 2028-04 [10],[18] 2028-04 [9],[20] 2028-04 [10],[18]
Investment, basis spread, variable rate 8.01% [9],[11],[20] 8.01% [10],[12],[18] 8.01% [9],[11],[20] 8.01% [10],[12],[18]
Investment, interest rate, floor 8.76% [9],[11],[20] 8.76% [10],[12],[18] 8.76% [9],[11],[20] 8.76% [10],[12],[18]
Principal amount $ 8,000 [9],[20] $ 7,500 [10],[18]    
Investment cost 7,816 [2],[9],[20] 7,295 [6],[10],[18]    
Investments at Fair Value $ 7,925 [9],[20] $ 7,339 [10],[18]    
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        
Investment Holding [Line Items]        
Maturity Date [9] 2026-07   2026-07  
Investment, basis spread, variable rate [9],[11] 4.50%   4.50%  
Investment, interest rate, floor [9],[11] 8.75%   8.75%  
Principal amount [9] $ 6,250      
Investment cost [2],[9] 6,043      
Investments at Fair Value [9] $ 6,092      
Investment exit fee [9],[11] 4.00%   4.00%  
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        
Investment Holding [Line Items]        
Maturity Date 2025-04 [25],[26] 2025-04 [27],[28] 2025-04 [25],[26] 2025-04 [27],[28]
Investment, basis spread, variable rate 5.10% [11],[25],[26] 5.10% [12],[27],[28] 5.10% [11],[25],[26] 5.10% [12],[27],[28]
Investment, interest rate, floor 8.35% [11],[25],[26] 8.35% [12],[27],[28] 8.35% [11],[25],[26] 8.35% [12],[27],[28]
Principal amount $ 3,750 [25],[26] $ 3,750 [27],[28]    
Investment cost 3,786 [2],[25],[26] 3,744 [6],[27],[28]    
Investments at Fair Value $ 3,749 [25],[26] $ 3,746 [27],[28]    
Investment exit fee 2.95% [11],[25],[26] 2.95% [12],[27],[28] 2.95% [11],[25],[26] 2.95% [12],[27],[28]
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        
Investment Holding [Line Items]        
Maturity Date 2026-03 [7],[9],[14] 2026-03 [10],[15],[16] 2026-03 [7],[9],[14] 2026-03 [10],[15],[16]
Investment, basis spread, variable rate 4.25% [7],[9],[11],[14] 4.25% [10],[12],[15],[16] 4.25% [7],[9],[11],[14] 4.25% [10],[12],[15],[16]
Investment, interest rate, floor 9.00% [7],[9],[11],[14] 9.00% [10],[12],[15],[16] 9.00% [7],[9],[11],[14] 9.00% [10],[12],[15],[16]
Investment, interest rate, paid in kind 1.95% [7],[9],[11],[14] 1.95% [10],[12],[15],[16] 1.95% [7],[9],[11],[14] 1.95% [10],[12],[15],[16]
Principal amount $ 5,096 [7],[9],[14] $ 5,021 [10],[15],[16]    
Investment cost 4,985 [2],[7],[9],[14] 4,839 [6],[10],[15],[16]    
Investments at Fair Value $ 5,155 [7],[9],[14] $ 4,839 [10],[15],[16]    
Investment exit fee 3.95% [7],[9],[11],[14] 3.95% [10],[12],[15],[16] 3.95% [7],[9],[11],[14] 3.95% [10],[12],[15],[16]
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%        
Investment Holding [Line Items]        
Maturity Date [10],[16],[17],[18]   2026-09   2026-09
Investment, basis spread, variable rate [10],[12],[16],[17],[18]   6.77%   6.77%
Investment, interest rate, floor [10],[12],[16],[17],[18]   7.77%   7.77%
Investment, interest rate, paid in kind [10],[12],[16],[17],[18]   2.16%   2.16%
Principal amount [10],[16],[17],[18]   $ 8,223    
Investment cost [6],[10],[16],[17],[18]   8,054    
Investments at Fair Value [10],[16],[17],[18]   $ 8,043    
Investment, Identifier [Axis]: Debt Investments Software and Enmark Systems, Inc., Senior Secured, Maturity Date September 2026, 3-month SOFR + 6.88%, Floor rate 7.73%, PIK Interest 2.14%        
Investment Holding [Line Items]        
Maturity Date [7],[9],[19],[20] 2026-09   2026-09  
Investment, basis spread, variable rate [7],[9],[11],[19],[20] 6.88%   6.88%  
Investment, interest rate, floor [7],[9],[11],[19],[20] 7.73%   7.73%  
Investment, interest rate, paid in kind [7],[9],[11],[19],[20] 2.14%   2.14%  
Principal amount [7],[9],[19],[20] $ 8,338      
Investment cost [2],[7],[9],[19],[20] 8,195      
Investments at Fair Value [7],[9],[19],[20] $ 8,338      
Investment, Identifier [Axis]: Debt Investments Software and Esentire, Inc., Senior Secured, Maturity Date May 2024, 3-month LIBOR + 9.96%, Floor rate 10.96%        
Investment Holding [Line Items]        
Maturity Date [17],[18],[27],[28]   2024-05   2024-05
Investment, basis spread, variable rate [12],[17],[18],[27],[28]   9.96%   9.96%
Investment, interest rate, floor [12],[17],[18],[27],[28]   10.96%   10.96%
Principal amount [17],[18],[27],[28]   $ 8,436    
Investment cost [6],[17],[18],[27],[28]   8,361    
Investments at Fair Value [17],[18],[27],[28]   $ 8,376    
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        
Investment Holding [Line Items]        
Maturity Date [16],[35]   2025-02   2025-02
Investment, basis spread, variable rate [12],[16],[35]   5.50%   5.50%
Investment, interest rate, floor [12],[16],[35]   8.75%   8.75%
Investment, interest rate, paid in kind [12],[16],[35]   1.50%   1.50%
Principal amount [16],[35]   $ 4,892    
Investment cost [6],[16],[35]   4,737    
Investments at Fair Value [16],[35]   $ 1,671    
Investment exit fee [12],[16],[35]   3.00%   3.00%
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%        
Investment Holding [Line Items]        
Maturity Date [10],[18]   2027-10   2027-10
Investment, basis spread, variable rate [10],[12],[18]   7.79%   7.79%
Investment, interest rate, floor [10],[12],[18]   8.70%   8.70%
Principal amount [10],[18]   $ 5,948    
Investment cost [6],[10],[18]   5,771    
Investments at Fair Value [10],[18]   $ 5,771    
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%        
Investment Holding [Line Items]        
Maturity Date [9],[20] 2027-10   2027-10  
Investment, basis spread, variable rate [9],[11],[20] 7.80%   7.80%  
Investment, interest rate, floor [9],[11],[20] 8.70%   8.70%  
Principal amount [9],[20] $ 6,268      
Investment cost [2],[9],[20] 6,107      
Investments at Fair Value [9],[20] $ 6,202      
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%        
Investment Holding [Line Items]        
Maturity Date 2027-12 [9],[19],[20] 2027-12 [10],[18] 2027-12 [9],[19],[20] 2027-12 [10],[18]
Investment, basis spread, variable rate 7.79% [9],[11],[19],[20] 7.79% [10],[12],[18] 7.79% [9],[11],[19],[20] 7.79% [10],[12],[18]
Investment, interest rate, floor 8.54% [9],[11],[19],[20] 8.54% [10],[12],[18] 8.54% [9],[11],[19],[20] 8.54% [10],[12],[18]
Principal amount $ 7,000 [9],[19],[20] $ 7,000 [10],[18]    
Investment cost 6,844 [2],[9],[19],[20] 6,824 [6],[10],[18]    
Investments at Fair Value $ 6,845 [9],[19],[20] $ 6,824 [10],[18]    
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%        
Investment Holding [Line Items]        
Maturity Date [10],[18],[27],[28]   2024-10   2024-10
Investment, basis spread, variable rate [10],[12],[18],[27],[28]   9.00%   9.00%
Investment, interest rate, floor [10],[12],[18],[27],[28]   10.00%   10.00%
Principal amount [10],[18],[27],[28]   $ 6,563    
Investment cost [6],[10],[18],[27],[28]   6,422    
Investments at Fair Value [10],[18],[27],[28]   $ 6,484    
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%        
Investment Holding [Line Items]        
Maturity Date [9],[20],[25],[26] 2024-10   2024-10  
Investment, basis spread, variable rate [9],[11],[20],[25],[26] 9.26%   9.26%  
Investment, interest rate, floor [9],[11],[20],[25],[26] 10.00%   10.00%  
Principal amount [9],[20],[25],[26] $ 6,300      
Investment cost [2],[9],[20],[25],[26] 6,215      
Investments at Fair Value [9],[20],[25],[26] $ 6,300      
Investment, Identifier [Axis]: Debt Investments Software and Imperva, Inc., Senior Secured, Maturity Date January 2027, 3-month LIBOR + 7.75%, Floor rate 8.75%        
Investment Holding [Line Items]        
Maturity Date [15]   2027-01   2027-01
Investment, basis spread, variable rate [12],[15]   7.75%   7.75%
Investment, interest rate, floor [12],[15]   8.75%   8.75%
Principal amount [15]   $ 20,000    
Investment cost [6],[15]   19,875    
Investments at Fair Value [15]   $ 20,200    
Investment, Identifier [Axis]: Debt Investments Software and Imperva, Inc., Senior Secured, Maturity Date January 2027, 3-month SOFR + 8.01%, Floor rate 8.75%        
Investment Holding [Line Items]        
Maturity Date [14] 2027-01   2027-01  
Investment, basis spread, variable rate [11],[14] 8.01%   8.01%  
Investment, interest rate, floor [11],[14] 8.75%   8.75%  
Principal amount [14] $ 20,000      
Investment cost [2],[14] 19,893      
Investments at Fair Value [14] $ 20,200      
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%        
Investment Holding [Line Items]        
Maturity Date [18]   2023-07   2023-07
Investment, basis spread, variable rate [12],[18]   10.14%   10.14%
Investment, interest rate, floor [12],[18]   11.14%   11.14%
Principal amount [18]   $ 10,681    
Investment cost [6],[18]   10,593    
Investments at Fair Value [18]   $ 10,593    
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%        
Investment Holding [Line Items]        
Maturity Date [10]   2024-01   2024-01
Investment, basis spread, variable rate [10],[12]   8.00%   8.00%
Investment, interest rate, floor [10],[12]   9.00%   9.00%
Principal amount [10]   $ 56,208    
Investment cost [6],[10]   56,062    
Investments at Fair Value [10]   $ 55,520    
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%        
Investment Holding [Line Items]        
Maturity Date 2025-01   2025-01  
Investment, basis spread, variable rate [11] 4.50%   4.50%  
Investment, interest rate, floor [11] 5.50%   5.50%  
Investment, interest rate, paid in kind [11] 4.50%   4.50%  
Principal amount $ 57,113      
Investment cost [2] 57,065      
Investments at Fair Value $ 57,113      
Investment, Identifier [Axis]: Debt Investments Software and Kore.ai, Inc., Senior Secured, Maturity Date April 2027, Prime + 1.50%, Floor rate 9.25%, PIK Interest 2.20%, 2.27% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [7] 2027-04   2027-04  
Investment, basis spread, variable rate [7],[11] 1.50%   1.50%  
Investment, interest rate, floor [7],[11] 9.25%   9.25%  
Investment, interest rate, paid in kind [7],[11] 2.20%   2.20%  
Principal amount [7] $ 33,283      
Investment cost [2],[7] 32,886      
Investments at Fair Value [7] $ 32,892      
Investment exit fee [7],[11] 2.27%   2.27%  
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        
Investment Holding [Line Items]        
Maturity Date [7],[9],[13],[25],[26] 2026-02   2026-02  
Investment, basis spread, variable rate [7],[9],[11],[13],[25],[26] 0.25%   0.25%  
Investment, interest rate, floor [7],[9],[11],[13],[25],[26] 7.25%   7.25%  
Investment, interest rate, paid in kind [7],[9],[11],[13],[25],[26] 1.95%   1.95%  
Principal amount [7],[9],[13],[25],[26] $ 3,795      
Investment cost [2],[7],[9],[13],[25],[26] 3,780      
Investments at Fair Value [7],[9],[13],[25],[26] $ 3,867      
Investment exit fee [7],[9],[11],[13],[25],[26] 2.70%   2.70%  
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%        
Investment Holding [Line Items]        
Maturity Date [9] 2028-08   2028-08  
Investment, basis spread, variable rate [9],[11] 6.25%   6.25%  
Investment, interest rate, floor [9],[11] 7.25%   7.25%  
Investment, interest rate, paid in kind [9],[11] 2.15%   2.15%  
Principal amount [9] $ 15,000      
Investment cost [2],[9] 14,706      
Investments at Fair Value [9] $ 14,706      
Investment, Identifier [Axis]: Debt Investments Software and Loftware, Inc., Senior Secured, Maturity Date March 2028, 3-month SOFR + 7.88%, Floor rate 8.88%        
Investment Holding [Line Items]        
Maturity Date [9],[20] 2028-03   2028-03  
Investment, basis spread, variable rate [9],[11],[20] 7.88%   7.88%  
Investment, interest rate, floor [9],[11],[20] 8.88%   8.88%  
Principal amount [9],[20] $ 25,900      
Investment cost [2],[9],[20] 25,303      
Investments at Fair Value [9],[20] $ 25,820      
Investment, Identifier [Axis]: Debt Investments Software and LogicSource, Senior Secured, Maturity Date July 2027, 3-month SOFR + 8.93%, Floor rate 9.93%        
Investment Holding [Line Items]        
Maturity Date 2027-07 [9],[20] 2027-07 [10] 2027-07 [9],[20] 2027-07 [10]
Investment, basis spread, variable rate 8.93% [9],[11],[20] 8.93% [10],[12] 8.93% [9],[11],[20] 8.93% [10],[12]
Investment, interest rate, floor 9.93% [9],[11],[20] 9.93% [10],[12] 9.93% [9],[11],[20] 9.93% [10],[12]
Principal amount $ 13,300 [9],[20] $ 13,300 [10]    
Investment cost 13,062 [2],[9],[20] 13,028 [6],[10]    
Investments at Fair Value $ 13,485 [9],[20] $ 13,028 [10]    
Investment, Identifier [Axis]: Debt Investments Software and Logicworks, Senior Secured, Maturity Date January 2024, Prime + 7.50%, Floor rate 10.75%        
Investment Holding [Line Items]        
Maturity Date [23]   2024-01   2024-01
Investment, basis spread, variable rate [12],[23]   7.50%   7.50%
Investment, interest rate, floor [12],[23]   10.75%   10.75%
Principal amount [23]   $ 14,500    
Investment cost [6],[23]   14,398    
Investments at Fair Value [23]   $ 14,473    
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%        
Investment Holding [Line Items]        
Maturity Date [10],[18]   2025-12   2025-12
Investment, basis spread, variable rate [10],[12],[18]   9.06%   9.06%
Investment, interest rate, floor [10],[12],[18]   10.06%   10.06%
Principal amount [10],[18]   $ 17,915    
Investment cost [6],[10],[18]   17,556    
Investments at Fair Value [10],[18]   $ 17,474    
Investment, Identifier [Axis]: Debt Investments Software and Mobile Solutions Services, Senior Secured, Maturity Date December 2025, 3-month SOFR + 9.21%, Floor rate 10.06%        
Investment Holding [Line Items]        
Maturity Date [20] 2025-12   2025-12  
Investment, basis spread, variable rate [11],[20] 9.21%   9.21%  
Investment, interest rate, floor [11],[20] 10.06%   10.06%  
Principal amount [20] $ 18,366      
Investment cost [2],[20] 18,088      
Investments at Fair Value [20] $ 17,991      
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        
Investment Holding [Line Items]        
Maturity Date [16],[23]   2023-07   2023-07
Investment, basis spread, variable rate [12],[16],[23]   3.75%   3.75%
Investment, interest rate, floor [12],[16],[23]   7.75%   7.75%
Investment, interest rate, paid in kind [12],[16],[23]   2.95%   2.95%
Principal amount [16],[23]   $ 22,211    
Investment cost [6],[16],[23]   22,284    
Investments at Fair Value [16],[23]   $ 22,284    
Investment exit fee [12],[16],[23]   1.95%   1.95%
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        
Investment Holding [Line Items]        
Maturity Date [10],[15],[22],[23]   2025-07   2025-07
Investment, basis spread, variable rate [10],[12],[15],[22],[23]   5.25%   5.25%
Investment, interest rate, floor [10],[12],[15],[22],[23]   8.50%   8.50%
Principal amount [10],[15],[22],[23]   $ 22,500    
Investment cost [6],[10],[15],[22],[23]   22,508    
Investments at Fair Value [10],[15],[22],[23]   $ 22,817    
Investment exit fee [10],[12],[15],[22],[23]   2.42%   2.42%
Investment, Identifier [Axis]: Debt Investments Software and Nuvolo Technologies Corporation, Senior Secured, Maturity Date July 2026, Prime + 5.25%, Floor rate 8.50%, 2.42% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [8],[9],[13],[14] 2026-07   2026-07  
Investment, basis spread, variable rate [8],[9],[11],[13],[14] 5.25%   5.25%  
Investment, interest rate, floor [8],[9],[11],[13],[14] 8.50%   8.50%  
Principal amount [8],[9],[13],[14] $ 22,500      
Investment cost [2],[8],[9],[13],[14] 22,680      
Investments at Fair Value [8],[9],[13],[14] $ 23,494      
Investment exit fee [8],[9],[11],[13],[14] 2.42%   2.42%  
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%        
Investment Holding [Line Items]        
Maturity Date 2027-07 [9],[19],[20] 2027-07 [10],[18] 2027-07 [9],[19],[20] 2027-07 [10],[18]
Investment, basis spread, variable rate 8.05% [9],[11],[19],[20] 8.05% [10],[12],[18] 8.05% [9],[11],[19],[20] 8.05% [10],[12],[18]
Investment, interest rate, floor 9.05% [9],[11],[19],[20] 9.05% [10],[12],[18] 9.05% [9],[11],[19],[20] 9.05% [10],[12],[18]
Principal amount $ 7,613 [9],[19],[20] $ 7,500 [10],[18]    
Investment cost 7,403 [2],[9],[19],[20] 7,261 [6],[10],[18]    
Investments at Fair Value $ 7,551 [9],[19],[20] $ 7,261 [10],[18]    
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        
Investment Holding [Line Items]        
Maturity Date [7],[9] 2026-03   2026-03  
Investment, basis spread, variable rate [7],[9],[11] 1.35%   1.35%  
Investment, interest rate, floor [7],[9],[11] 8.85%   8.85%  
Investment, interest rate, paid in kind [7],[9],[11] 1.75%   1.75%  
Principal amount [7],[9] $ 3,836      
Investment cost [2],[7],[9] 3,764      
Investments at Fair Value [7],[9] $ 3,769      
Investment exit fee [7],[9],[11] 4.45%   4.45%  
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%        
Investment Holding [Line Items]        
Maturity Date [10],[18]   2027-04   2027-04
Investment, basis spread, variable rate [10],[12],[18]   7.53%   7.53%
Investment, interest rate, floor [10],[12],[18]   8.53%   8.53%
Principal amount [10],[18]   $ 26,184    
Investment cost [6],[10],[18]   25,622    
Investments at Fair Value [10],[18]   $ 25,487    
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%        
Investment Holding [Line Items]        
Maturity Date [20] 2027-09   2027-09  
Investment, basis spread, variable rate [11],[20] 8.00%   8.00%  
Investment, interest rate, floor [11],[20] 9.00%   9.00%  
Principal amount [20] $ 17,865      
Investment cost [2],[20] 17,561      
Investments at Fair Value [20] $ 17,708      
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%        
Investment Holding [Line Items]        
Maturity Date [18]   2027-09   2027-09
Investment, basis spread, variable rate [12],[18]   8.00%   8.00%
Investment, interest rate, floor [12],[18]   9.00%   9.00%
Principal amount [18]   $ 18,000    
Investment cost [6],[18]   17,654    
Investments at Fair Value [18]   $ 17,654    
Investment, Identifier [Axis]: Debt Investments Software and ShadowDragon, LLC, Senior Secured, Maturity Date December 2026, 3-month LIBOR + 9.00%, Floor rate 10.00%        
Investment Holding [Line Items]        
Maturity Date [10],[18]   2026-12   2026-12
Investment, basis spread, variable rate [10],[12],[18]   9.00%   9.00%
Investment, interest rate, floor [10],[12],[18]   10.00%   10.00%
Principal amount [10],[18]   $ 5,985    
Investment cost [6],[10],[18]   5,841    
Investments at Fair Value [10],[18]   $ 5,830    
Investment, Identifier [Axis]: Debt Investments Software and ShadowDragon, LLC, Senior Secured, Maturity Date December 2026, 6-month SOFR + 9.05%, Floor rate 9.95%        
Investment Holding [Line Items]        
Maturity Date [9],[20] 2026-12   2026-12  
Investment, basis spread, variable rate [9],[11],[20] 9.05%   9.05%  
Investment, interest rate, floor [9],[11],[20] 9.95%   9.95%  
Principal amount [9],[20] $ 6,000      
Investment cost [2],[9],[20] 5,875      
Investments at Fair Value [9],[20] $ 5,776      
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%, 2.95% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [7],[13] 2027-03   2027-03  
Investment, basis spread, variable rate [7],[11],[13] 1.00%   1.00%  
Investment, interest rate, floor [7],[11],[13] 8.75%   8.75%  
Investment, interest rate, paid in kind [7],[11],[13] 1.95%   1.95%  
Principal amount [7],[13] $ 14,991      
Investment cost [2],[7],[13] 14,871      
Investments at Fair Value [7],[13] $ 15,097      
Investment exit fee [7],[11],[13] 2.92%   2.92%  
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%, 2.55% Exit Fee        
Investment Holding [Line Items]        
Maturity Date [7],[25],[26] 2027-07   2027-07  
Investment, basis spread, variable rate [7],[11],[25],[26] 1.50%   1.50%  
Investment, interest rate, floor [7],[11],[25],[26] 9.50%   9.50%  
Investment, interest rate, paid in kind [7],[11],[25],[26] 1.95%   1.95%  
Principal amount [7],[25],[26] $ 34,659      
Investment cost [2],[7],[25],[26] 34,275      
Investments at Fair Value [7],[25],[26] $ 34,363      
Investment exit fee [7],[11],[25],[26] 2.55%   2.55%  
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%        
Investment Holding [Line Items]        
Maturity Date [9],[20] 2028-03   2028-03  
Investment, basis spread, variable rate [9],[11],[20] 7.25%   7.25%  
Investment, interest rate, floor [9],[11],[20] 8.25%   8.25%  
Principal amount [9],[20] $ 13,200      
Investment cost [2],[9],[20] 12,942      
Investments at Fair Value [9],[20] $ 13,270      
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%        
Investment Holding [Line Items]        
Maturity Date [9] 2030-05   2030-05  
Investment, basis spread, variable rate [9],[11] 6.50%   6.50%  
Investment, interest rate, floor [9],[11] 7.50%   7.50%  
Principal amount [9] $ 23,000      
Investment cost [2],[9] 22,446      
Investments at Fair Value [9] $ 22,852      
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        
Investment Holding [Line Items]        
Maturity Date [1],[7],[9] 2027-08   2027-08  
Investment, basis spread, variable rate [1],[7],[9],[11] 1.75%   1.75%  
Investment, interest rate, floor [1],[7],[9],[11] 10.00%   10.00%  
Investment, interest rate, paid in kind [1],[7],[9],[11] 1.95%   1.95%  
Principal amount [1],[7],[9] $ 12,005      
Investment cost [1],[2],[7],[9] 11,745      
Investments at Fair Value [1],[7],[9] $ 11,745      
Investment exit fee [1],[7],[9],[11] 3.45%   3.45%  
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        
Investment Holding [Line Items]        
Maturity Date 2024-02 [7] 2024-02 [16] 2024-02 [7] 2024-02 [16]
Investment, basis spread, variable rate 4.00% [7],[11] 4.00% [12],[16] 4.00% [7],[11] 4.00% [12],[16]
Investment, interest rate, floor 8.75% [7],[11] 8.75% [12],[16] 8.75% [7],[11] 8.75% [12],[16]
Investment, interest rate, paid in kind 2.00% [7],[11] 2.00% [12],[16] 2.00% [7],[11] 2.00% [12],[16]
Principal amount $ 1,838 [7] $ 4,250 [16]    
Investment cost 1,832 [2],[7] 4,481 [6],[16]    
Investments at Fair Value $ 1,832 [7] $ 4,446 [16]    
Investment exit fee 5.50% [7],[11] 5.50% [12],[16] 5.50% [7],[11] 5.50% [12],[16]
Investment, Identifier [Axis]: Debt Investments Software and ThreatConnect, Inc., Senior Secured, Maturity Date May 2026, 6-month LIBOR + 9.00%, Floor rate 10.00%        
Investment Holding [Line Items]        
Maturity Date [10],[18]   2026-05   2026-05
Investment, basis spread, variable rate [10],[12],[18]   9.00%   9.00%
Investment, interest rate, floor [10],[12],[18]   10.00%   10.00%
Principal amount [10],[18]   $ 11,032    
Investment cost [6],[10],[18]   10,778    
Investments at Fair Value [10],[18]   $ 10,793    
Investment, Identifier [Axis]: Debt Investments Software and ThreatConnect, Inc., Senior Secured, Maturity Date May 2026, 6-month SOFR + 9.25%, Floor rate 10.00%        
Investment Holding [Line Items]        
Maturity Date [9],[20] 2026-05   2026-05  
Investment, basis spread, variable rate [9],[11],[20] 9.25%   9.25%  
Investment, interest rate, floor [9],[11],[20] 10.00%   10.00%  
Principal amount [9],[20] $ 10,948      
Investment cost [2],[9],[20] 10,741      
Investments at Fair Value [9],[20] $ 10,797      
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        
Investment Holding [Line Items]        
Maturity Date [7],[9],[25],[26] 2027-04   2027-04  
Investment, basis spread, variable rate [7],[9],[11],[25],[26] 0.45%   0.45%  
Investment, interest rate, floor [7],[9],[11],[25],[26] 7.95%   7.95%  
Investment, interest rate, paid in kind [7],[9],[11],[25],[26] 2.00%   2.00%  
Principal amount [7],[9],[25],[26] $ 10,595      
Investment cost [2],[7],[9],[25],[26] 10,497      
Investments at Fair Value [7],[9],[25],[26] $ 10,692      
Investment exit fee [7],[9],[11],[25],[26] 3.75%   3.75%  
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        
Investment Holding [Line Items]        
Maturity Date [15],[16],[31]   2025-02   2025-02
Investment, basis spread, variable rate [12],[15],[16],[31]   3.70%   3.70%
Investment, interest rate, floor [12],[15],[16],[31]   6.95%   6.95%
Investment, interest rate, paid in kind [12],[15],[16],[31]   1.25%   1.25%
Principal amount [15],[16],[31]   $ 63,187    
Investment cost [6],[15],[16],[31]   62,640    
Investments at Fair Value [15],[16],[31]   $ 63,429    
Investment exit fee [12],[15],[16],[31]   5.25%   5.25%
Investment, Identifier [Axis]: Debt Investments Software and Zappi, Inc., Senior Secured, Maturity Date December 2027, 3-month SOFR + 8.03%, Floor rate 9.03%        
Investment Holding [Line Items]        
Maturity Date 2027-12 [8],[9],[20],[25],[26] 2027-12 [10],[18],[27],[28] 2027-12 [8],[9],[20],[25],[26] 2027-12 [10],[18],[27],[28]
Investment, basis spread, variable rate 8.03% [8],[9],[11],[20],[25],[26] 8.03% [10],[12],[18],[27],[28] 8.03% [8],[9],[11],[20],[25],[26] 8.03% [10],[12],[18],[27],[28]
Investment, interest rate, floor 9.03% [8],[9],[11],[20],[25],[26] 9.03% [10],[12],[18],[27],[28] 9.03% [8],[9],[11],[20],[25],[26] 9.03% [10],[12],[18],[27],[28]
Principal amount $ 9,000 [8],[9],[20],[25],[26] $ 9,000 [10],[18],[27],[28]    
Investment cost 8,806 [2],[8],[9],[20],[25],[26] 8,779 [6],[10],[18],[27],[28]    
Investments at Fair Value $ 8,912 [8],[9],[20],[25],[26] $ 8,779 [10],[18],[27],[28]    
Investment, Identifier [Axis]: Debt Investments Software and Zimperium, Inc., Senior Secured, Maturity Date May 2027, 3-month SOFR + 8.31%, Floor rate 9.31%        
Investment Holding [Line Items]        
Maturity Date 2027-05 [9],[20] 2027-05 [10],[18] 2027-05 [9],[20] 2027-05 [10],[18]
Investment, basis spread, variable rate 8.31% [9],[11],[20] 8.31% [10],[12],[18] 8.31% [9],[11],[20] 8.31% [10],[12],[18]
Investment, interest rate, floor 9.31% [9],[11],[20] 9.31% [10],[12],[18] 9.31% [9],[11],[20] 9.31% [10],[12],[18]
Principal amount $ 16,313 [9],[20] $ 16,313 [10],[18]    
Investment cost 16,042 [2],[9],[20] 16,000 [6],[10],[18]    
Investments at Fair Value $ 16,394 [9],[20] $ 16,072 [10],[18]    
Investment, Identifier [Axis]: Debt Investments Sustainable and Renewable Technology (0.36%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.36%   0.36%  
Investment cost [2] $ 5,868      
Investments at Fair Value $ 5,915      
Investment, Identifier [Axis]: Debt Investments Sustainable and Renewable Technology (0.50%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.50%   0.50%
Investment cost [6]   $ 7,222    
Investments at Fair Value   $ 7,014    
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        
Investment Holding [Line Items]        
Maturity Date 2025-05 [7],[8] 2025-05 [16],[22] 2025-05 [7],[8] 2025-05 [16],[22]
Investment, basis spread, variable rate 4.70% [7],[8],[11] 4.70% [12],[16],[22] 4.70% [7],[8],[11] 4.70% [12],[16],[22]
Investment, interest rate, floor 7.95% [7],[8],[11] 7.95% [12],[16],[22] 7.95% [7],[8],[11] 7.95% [12],[16],[22]
Investment, interest rate, paid in kind 1.45% [7],[8],[11] 1.45% [12],[16],[22] 1.45% [7],[8],[11] 1.45% [12],[16],[22]
Principal amount $ 4,082 [7],[8] $ 4,037 [16],[22]    
Investment cost 4,088 [2],[7],[8] 3,985 [6],[16],[22]    
Investments at Fair Value $ 4,147 [7],[8] $ 4,008 [16],[22]    
Investment exit fee 3.95% [7],[8],[11] 3.95% [12],[16],[22] 3.95% [7],[8],[11] 3.95% [12],[16],[22]
Investment, Identifier [Axis]: Debt Investments Sustainable and Renewable Technology and Pineapple Energy LLC, Senior Secured, Maturity Date December 2024, PIK Interest 10.00%        
Investment Holding [Line Items]        
Maturity Date [16]   2024-12   2024-12
Investment, interest rate, paid in kind [12],[16]   10.00%   10.00%
Principal amount [16]   $ 3,237    
Investment cost [6],[16]   3,237    
Investments at Fair Value [16]   $ 3,006    
Investment, Identifier [Axis]: Debt Investments Sustainable and Renewable Technology and Pineapple Energy LLC, Senior Secured, Maturity Date June 2027, FIXED 10.00%        
Investment Holding [Line Items]        
Maturity Date [14] 2027-06   2027-06  
Investment, interest rate, paid in kind [11],[14] 10.00%   10.00%  
Principal amount [14] $ 1,780      
Investment cost [2],[14] 1,780      
Investments at Fair Value [14] $ 1,768      
Investment, Identifier [Axis]: Equity Investments (8.29%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 8.29%   8.29%  
Investment cost [2] $ 143,082      
Investments at Fair Value $ 136,995      
Investment, Identifier [Axis]: Equity Investments (9.56%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   9.56%   9.56%
Investment cost [6]   $ 153,173    
Investments at Fair Value   $ 133,972    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products (0.04%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.04%   0.04%
Investment cost [6]   $ 663    
Investments at Fair Value   498    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products (0.12%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.12%   0.12%  
Investment cost [2] $ 1,764      
Investments at Fair Value 1,934      
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products and Equity, Acquisition Date 7/16/2013, Series Preferred Series B        
Investment Holding [Line Items]        
Investment cost [2] 1,101      
Investments at Fair Value $ 553      
Shares | shares 130,191   130,191  
Investments Owned Acquisition Date [3] Jul. 16, 2013      
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products and Fabletics, Inc.        
Investment Holding [Line Items]        
Investment cost [2] $ 1,229      
Investments at Fair Value $ 628      
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        
Investment Holding [Line Items]        
Investment cost [2] $ 128      
Investments at Fair Value $ 75      
Shares | shares 42,989   42,989  
Investments Owned Acquisition Date [3] Apr. 30, 2010      
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products and Grove Collaborative, Inc., Equity, Acquisition Date 4/30/2021, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 433 [2],[40] 433 [6],[41]    
Investments at Fair Value $ 33 [40] $ 24 [41]    
Shares | shares 12,260 [40] 61,300 [41] 12,260 [40] 61,300 [41]
Investments Owned Acquisition Date Apr. 30, 2021 [3],[40] Apr. 30, 2021 [41]    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products and Savage X Holding, LLC, Equity, Acquisition Date 4/30/2010, Series Class A Units        
Investment Holding [Line Items]        
Investment cost $ 13 [2] $ 13 [6]    
Investments at Fair Value $ 770 $ 226    
Shares | shares 172,328 42,137 172,328 42,137
Investments Owned Acquisition Date Apr. 30, 2010 [3] Apr. 30, 2010 [41]    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products and TFG Holding, Inc., Equity, Acquisition Date 4/30/2010, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 89 [2] $ 89 [6]    
Investments at Fair Value $ 503 $ 116    
Shares | shares 173,180 42,989 173,180 42,989
Investments Owned Acquisition Date Apr. 30, 2010 [3] Apr. 30, 2010 [41]    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Products and TechStyle, Inc., Equity, Acquisition Date 4/30/2010, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [6]   $ 128    
Investments at Fair Value   $ 132    
Shares | shares   42,989   42,989
Investments Owned Acquisition Date [41]   Apr. 30, 2010    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services (0.57%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.57%   0.57%
Investment cost [6]   $ 13,488    
Investments at Fair Value   7,995    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services (0.59%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.59%   0.59%  
Investment cost [2] $ 13,171      
Investments at Fair Value 9,758      
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Carwow LTD, Equity, Acquisition Date 12/15/2021, Series Preferred Series D-4        
Investment Holding [Line Items]        
Investment cost 1,151 [2],[25],[26] 1,151 [6],[27],[28]    
Investments at Fair Value $ 531 [25],[26] $ 257 [27],[28]    
Shares | shares 199,742 [25],[26] 199,742 [27],[28] 199,742 [25],[26] 199,742 [27],[28]
Investments Owned Acquisition Date Dec. 15, 2021 [3],[25],[26] Dec. 15, 2021 [27],[28],[41]    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and DoorDash, Inc., Equity, Acquisition Date 12/20/2018, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 945 [2],[40] $ 945 [6],[41]    
Investments at Fair Value $ 6,516 [40] $ 4,003 [41]    
Shares | shares 81,996 [40] 81,996 [41] 81,996 [40] 81,996 [41]
Investments Owned Acquisition Date Dec. 20, 2018 [3],[40] Dec. 20, 2018 [41]    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Lyft, Inc., Equity, Acquisition Date 12/26/2018, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 5,263 [2],[40] $ 5,263 [6],[41]    
Investments at Fair Value $ 1,062 [40] $ 1,110 [41]    
Shares | shares 100,738 [40] 100,738 [41] 100,738 [40] 100,738 [41]
Investments Owned Acquisition Date Dec. 26, 2018 [3],[40] Dec. 26, 2018 [41]    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Nerdy Inc., Equity, Acquisition Date 9/17/2021, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 1,000 [2],[40] $ 1,000 [6],[41]    
Investments at Fair Value $ 370 [40] $ 225 [41]    
Shares | shares 100,000 [40] 100,000 [41] 100,000 [40] 100,000 [41]
Investments Owned Acquisition Date Sep. 17, 2021 [3],[40] Sep. 17, 2021 [41]    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and OfferUp, Inc., Equity, Acquisition Date 10/25/2016, Series Preferred Series A        
Investment Holding [Line Items]        
Investment cost $ 1,663 [2] $ 1,663 [6]    
Investments at Fair Value $ 372 $ 372    
Shares | shares 286,080 286,080 286,080 286,080
Investments Owned Acquisition Date Oct. 25, 2016 [3] Oct. 25, 2016 [41]    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and OfferUp, Inc., Equity, Acquisition Date 10/25/2016, Series Preferred Series A-1        
Investment Holding [Line Items]        
Investment cost $ 632 [2] $ 632 [6]    
Investments at Fair Value $ 141 $ 141    
Shares | shares 108,710 108,710 108,710 108,710
Investments Owned Acquisition Date Oct. 25, 2016 [3] Oct. 25, 2016 [41]    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Oportun, Equity, Acquisition Date 6/28/2013, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 577 [2],[40] $ 577 [6],[41]    
Investments at Fair Value $ 349 [40] $ 266 [41]    
Shares | shares 48,365 [40] 48,365 [41] 48,365 [40] 48,365 [41]
Investments Owned Acquisition Date Jun. 28, 2013 [3],[40] Jun. 28, 2013 [41]    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Reischling Press, Inc., Acquisition Date 7/31/2020, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 39 [2] $ 39 [6]    
Investments at Fair Value $ 0 $ 0    
Shares | shares 3,095 3,095 3,095 3,095
Investments Owned Acquisition Date Jul. 31, 2020 [3] Jul. 31, 2020 [41]    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Rhino Labs, Inc., Equity, Acquisition Date 1/24/2022, Series Preferred Series B-2        
Investment Holding [Line Items]        
Investment cost $ 1,001 [2] $ 1,000 [6]    
Investments at Fair Value $ 417 $ 805    
Shares | shares 7,063 7,063 7,063 7,063
Investments Owned Acquisition Date Jan. 24, 2022 [3] Jan. 24, 2022 [41]    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Tectura Corporation, Equity, Acquisition Date 5/23/2018, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 900 [2],[32] $ 900 [6],[34]    
Investments at Fair Value $ 0 [32] $ 0 [34]    
Shares | shares 414,994,863 [32] 414,994,863 [34] 414,994,863 [32] 414,994,863 [34]
Investments Owned Acquisition Date May 23, 2018 [3],[32] May 23, 2018 [34],[41]    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Tectura Corporation, Equity, Acquisition Date 6/6/2016, Series Preferred Series BB        
Investment Holding [Line Items]        
Investment cost $ 0 [2],[32] $ 0 [6],[34]    
Investments at Fair Value $ 0 [32] $ 0 [34]    
Shares | shares 1,000,000 [32] 1,000,000 [34] 1,000,000 [32] 1,000,000 [34]
Investments Owned Acquisition Date Jun. 06, 2016 [3],[32] Jun. 06, 2016 [34],[41]    
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Total OfferUp, Inc.        
Investment Holding [Line Items]        
Investment cost $ 2,295 [2] $ 2,295 [6]    
Investments at Fair Value $ 513 $ 513    
Shares | shares 394,790 394,790 394,790 394,790
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Total Tectura Corporation        
Investment Holding [Line Items]        
Investment cost $ 900 [2] $ 900 [6]    
Investments at Fair Value $ 0 $ 0    
Shares | shares 415,994,863 415,994,863 415,994,863 415,994,863
Investment, Identifier [Axis]: Equity Investments Consumer & Business Services and Uber Technologies, Inc., Acquisition Date 12/1/2020, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[41]   $ 318    
Investments at Fair Value [41]   $ 816    
Shares | shares [41]   32,991   32,991
Investments Owned Acquisition Date [41]   Dec. 01, 2020    
Investment, Identifier [Axis]: Equity Investments Diversified Financial Services (2.49%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   2.49%   2.49%
Investment cost [6]   $ 28,444    
Investments at Fair Value   34,869    
Investment, Identifier [Axis]: Equity Investments Diversified Financial Services (3.06%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 3.06%   3.06%  
Investment cost [2] $ 32,944      
Investments at Fair Value 50,533      
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        
Investment Holding [Line Items]        
Investment cost [2],[32],[36] 32,506      
Investments at Fair Value [32],[36] $ 21,553      
Shares | shares [32],[36] 1   1  
Investments Owned Acquisition Date [3],[32],[36] Mar. 01, 2018      
Investment, Identifier [Axis]: Equity Investments Diversified Financial Services and Gibraltar Business Capital, LLC, Equity, Acquisition Date 3/1/2018, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[34]   1,884    
Investments at Fair Value [34]   $ 1,107    
Shares | shares [34]   830,000   830,000
Investments Owned Acquisition Date [34],[41]   Mar. 01, 2018    
Investment, Identifier [Axis]: Equity Investments Diversified Financial Services and Gibraltar Business Capital, LLC, Equity, Acquisition Date 3/1/2018, Series Preferred Series A        
Investment Holding [Line Items]        
Investment cost [6],[34]   $ 26,122    
Investments at Fair Value [34]   $ 14,137    
Shares | shares [34]   10,602,752   10,602,752
Investments Owned Acquisition Date [34],[41]   Mar. 01, 2018    
Investment, Identifier [Axis]: Equity Investments Diversified Financial Services and Hercules Adviser LLC, Equity, Acquisition Date 3/26/2021, Series Member Units        
Investment Holding [Line Items]        
Investment cost $ 35 [2],[32],[37] $ 35 [6],[34]    
Investments at Fair Value $ 28,668 [32],[37] $ 19,153 [34]    
Shares | shares 1 [32],[37] 1 [34] 1 [32],[37] 1 [34]
Investments Owned Acquisition Date Mar. 26, 2021 [3],[32],[37] Mar. 26, 2021 [34],[41]    
Investment, Identifier [Axis]: Equity Investments Diversified Financial Services and Newfront Insurance Holdings, Inc., Equity, Acquisition Date 9/30/2021, Series Preferred Series D-2        
Investment Holding [Line Items]        
Investment cost $ 403 [2] $ 403 [6]    
Investments at Fair Value $ 312 $ 472    
Shares | shares 210,282 210,282 210,282 210,282
Investments Owned Acquisition Date Sep. 30, 2021 [3] Sep. 30, 2021 [41]    
Investment, Identifier [Axis]: Equity Investments Diversified Financial Services, Gibraltar Business Capital, LLC        
Investment Holding [Line Items]        
Investment cost [6]   $ 28,006    
Investments at Fair Value   $ 15,244    
Shares | shares   11,432,752   11,432,752
Investment, Identifier [Axis]: Equity Investments Drug Delivery (0.00%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.00%   0.00%  
Investment cost [2] $ 3,638      
Investments at Fair Value 20      
Investment, Identifier [Axis]: Equity Investments Drug Delivery (0.01%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.01%   0.01%
Investment cost [6]   $ 3,638    
Investments at Fair Value   89    
Investment, Identifier [Axis]: Equity Investments Drug Delivery and AcelRx Pharmaceuticals, Inc., Equity, Acquisition Date 12/10/2018, Series Common Stock        
Investment Holding [Line Items]        
Investment cost 1,329 [2],[40] 1,329 [6],[41]    
Investments at Fair Value $ 5 [40] $ 20 [41]    
Shares | shares 8,836 [40] 8,836 [41] 8,836 [40] 8,836 [41]
Investments Owned Acquisition Date Dec. 10, 2018 [3],[40] Dec. 10, 2018 [41]    
Investment, Identifier [Axis]: Equity Investments Drug Delivery and Aytu BioScience, Inc., Equity, Acquisition Date 3/28/2014, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 1,500 [2],[40] $ 1,500 [6],[41]    
Investments at Fair Value $ 2 [40] $ 3 [41]    
Shares | shares 680 [40] 13,600 [41] 680 [40] 13,600 [41]
Investments Owned Acquisition Date Mar. 28, 2014 [3],[40] Mar. 28, 2014 [41]    
Investment, Identifier [Axis]: Equity Investments Drug Delivery and BioQ Pharma Incorporated, Equity, Acquisition Date 12/8/2015, Series Preferred Series D        
Investment Holding [Line Items]        
Investment cost $ 500 [2] $ 500 [6]    
Investments at Fair Value $ 0 $ 33    
Shares | shares 165,000 165,000 165,000 165,000
Investments Owned Acquisition Date Dec. 08, 2015 [3] Dec. 08, 2015 [41]    
Investment, Identifier [Axis]: Equity Investments Drug Delivery and PDS Biotechnology Corporation, Equity, Acquisition Date 4/6/2015, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 309 [2],[40] $ 309 [6],[41]    
Investments at Fair Value $ 13 [40] $ 33 [41]    
Shares | shares 2,498 [40] 2,498 [41] 2,498 [40] 2,498 [41]
Investments Owned Acquisition Date Apr. 06, 2015 [3],[40] Apr. 06, 2015 [41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development (2.14%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 2.14%   2.14%  
Investment cost [2] $ 40,335      
Investments at Fair Value 35,429      
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development (2.66%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   2.66%   2.66%
Investment cost [6]   $ 43,971    
Investments at Fair Value   37,315    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Akero Therapeutics, Inc., Equity, Acquisition Date 9/19/2022, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[27],[41]   1,000    
Investments at Fair Value [27],[41]   $ 2,108    
Shares | shares [27],[41]   38,461   38,461
Investments Owned Acquisition Date [27],[41]   Sep. 19, 2022    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Albireo Pharma, Inc., Equity, Acquisition Date 9/14/2020, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[27],[41]   $ 1,000    
Investments at Fair Value [27],[41]   $ 540    
Shares | shares [27],[41]   25,000   25,000
Investments Owned Acquisition Date [27],[41]   Sep. 14, 2020    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Applied Molecular Transport, Equity, Acquisition Date 4/6/2021, Series Common Stock        
Investment Holding [Line Items]        
Investment cost 42 [2],[25],[40] $ 42 [6],[27],[41]    
Investments at Fair Value $ 0 [25],[40] $ 0 [27],[41]    
Shares | shares 1,000 [25],[40] 1,000 [27],[41] 1,000 [25],[40] 1,000 [27],[41]
Investments Owned Acquisition Date Apr. 06, 2021 [3],[25],[40] Apr. 06, 2021 [27],[41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Avalo Therapeutics, Inc., Equity, Acquisition Date 8/19/2014, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 1,000 [2],[40] $ 1,000 [6],[41]    
Investments at Fair Value $ 1 [40] $ 50 [41]    
Shares | shares 9,923 [40] 9,924 [41] 9,923 [40] 9,924 [41]
Investments Owned Acquisition Date Aug. 19, 2014 [3],[40] Aug. 19, 2014 [41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Aveo Pharmaceuticals, Inc., Equity, Acquisition Date 7/31/2011, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[41]   $ 1,715    
Investments at Fair Value [41]   $ 2,843    
Shares | shares [41]   190,179   190,179
Investments Owned Acquisition Date [41]   Jul. 31, 2011    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Axsome Therapeutics, Inc., Equity, Acquisition Date 5/9/2022, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 4,165 [2],[21],[25],[40] $ 4,165 [6],[24],[27],[41]    
Investments at Fair Value $ 8,878 [21],[25],[40] $ 9,797 [24],[27],[41]    
Shares | shares 127,021 [21],[25],[40] 127,021 [24],[27],[41] 127,021 [21],[25],[40] 127,021 [24],[27],[41]
Investments Owned Acquisition Date May 09, 2022 [3],[21],[25],[40] May 09, 2022 [24],[27],[41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Bicycle Therapeutics PLC, Equity, Acquisition Date 10/5/2020, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 1,871 [2],[25],[26],[40] $ 1,871 [6],[27],[28],[41]    
Investments at Fair Value $ 1,971 [25],[26],[40] $ 2,904 [27],[28],[41]    
Shares | shares 98,100 [25],[26],[40] 98,100 [27],[28],[41] 98,100 [25],[26],[40] 98,100 [27],[28],[41]
Investments Owned Acquisition Date Oct. 05, 2020 [3],[25],[26],[40] Oct. 05, 2020 [27],[28],[41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and BridgeBio Pharma, Inc., Equity, Acquisition Date 6/21/2018, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [2],[40] $ 2,255      
Investments at Fair Value [40] $ 6,100      
Shares | shares [40] 231,329   231,329  
Investments Owned Acquisition Date [3],[40] Jun. 21, 2018      
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Concert Pharmaceuticals, Inc., Equity, Acquisition Date 2/13/2019, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[27],[41]   $ 1,367    
Investments at Fair Value [27],[41]   $ 413    
Shares | shares [27],[41]   70,796   70,796
Investments Owned Acquisition Date [27],[41]   Feb. 13, 2019    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Dare Biosciences, Inc., Equity, Acquisition Date 1/8/2015, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[41]   $ 1,000    
Investments at Fair Value [41]   $ 11    
Shares | shares [41]   13,550   13,550
Investments Owned Acquisition Date [41]   Jan. 08, 2015    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Dynavax Technologies, Equity, Acquisition Date 7/22/2015, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 550 [2],[25],[40] $ 550 [6],[27],[41]    
Investments at Fair Value $ 295 [25],[40] $ 213 [27],[41]    
Shares | shares 20,000 [25],[40] 20,000 [27],[41] 20,000 [25],[40] 20,000 [27],[41]
Investments Owned Acquisition Date Jul. 22, 2015 [3],[25],[40] Jul. 22, 2015 [27],[41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Gritstone Bio, Inc., Equity, Acquisition Date 10/26/2022, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 1,000 [2],[40] $ 1,000 [6],[41]    
Investments at Fair Value $ 761 [40] $ 1,527 [41]    
Shares | shares 442,477 [40] 442,477 [41] 442,477 [40] 442,477 [41]
Investments Owned Acquisition Date Oct. 26, 2022 [3],[40] Oct. 26, 2022 [41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Heron Therapeutics, Inc., Equity, Acquisition Date 7/25/2023, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [2],[40] $ 500      
Investments at Fair Value [40] $ 376      
Shares | shares [40] 364,963   364,963  
Investments Owned Acquisition Date [3],[40] Jul. 25, 2023      
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Hibercell, Inc., Equity, Acquisition Date 5/7/2021, Series Preferred Series B        
Investment Holding [Line Items]        
Investment cost $ 4,250 [1],[2] $ 4,250 [6],[31]    
Investments at Fair Value $ 1,420 [1] $ 2,233 [31]    
Shares | shares 3,466,840 [1] 3,466,840 [31] 3,466,840 [1] 3,466,840 [31]
Investments Owned Acquisition Date May 07, 2021 [1],[3] May 07, 2021 [31],[41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and HilleVax, Inc, Equity, Acquisition Date 5/3/2022, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 4,000 [2],[40] $ 4,000 [6],[41]    
Investments at Fair Value $ 3,165 [40] $ 3,937 [41]    
Shares | shares 235,295 [40] 235,295 [41] 235,295 [40] 235,295 [41]
Investments Owned Acquisition Date May 03, 2022 [3],[40] May 03, 2022 [41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Humanigen, Inc., Equity, Acquisition Date 3/31/2021, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 800 [2],[25],[40] $ 800 [6],[27],[41]    
Investments at Fair Value $ 1 [25],[40] $ 5 [27],[41]    
Shares | shares 43,243 [25],[40] 43,243 [27],[41] 43,243 [25],[40] 43,243 [27],[41]
Investments Owned Acquisition Date Mar. 31, 2021 [3],[25],[40] Mar. 31, 2021 [27],[41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Kura Oncology, Inc., Equity, Acquisition Date 6/16/2023, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [2],[25],[40] $ 550      
Investments at Fair Value [25],[40] $ 436      
Shares | shares [25],[40] 47,826   47,826  
Investments Owned Acquisition Date [3],[25],[40] Jun. 16, 2023      
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Madrigal Pharmaceutical, Inc., Equity, Acquisition Date 9/29/2023, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [2],[25],[40] $ 773      
Investments at Fair Value [25],[40] $ 745      
Shares | shares [25],[40] 5,100   5,100  
Investments Owned Acquisition Date [3],[25],[40] Sep. 29, 2023      
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and NorthSea Therapeutics, Equity, Acquisition Date 12/15/2021, Series Preferred Series C        
Investment Holding [Line Items]        
Investment cost $ 2,000 [2],[25],[26] $ 2,000 [6],[27],[28]    
Investments at Fair Value $ 587 [25],[26] $ 1,476 [27],[28]    
Shares | shares 983 [25],[26] 983 [27],[28] 983 [25],[26] 983 [27],[28]
Investments Owned Acquisition Date Dec. 15, 2021 [3],[25],[26] Dec. 15, 2021 [27],[28],[41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Paratek Pharmaceuticals, Inc., Equity, Acquisition Date 2/26/2007, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[41]   $ 2,744    
Investments at Fair Value [41]   $ 143    
Shares | shares [41]   76,362   76,362
Investments Owned Acquisition Date [41]   Feb. 26, 2007    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Phathom Pharmaceuticals, Inc., Equity, Acquisition Date 6/9/2023, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [2],[21],[25],[40] $ 1,730      
Investments at Fair Value [21],[25],[40] $ 1,527      
Shares | shares [21],[25],[40] 147,233   147,233  
Investments Owned Acquisition Date [3],[21],[25],[40] Jun. 09, 2023      
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Rocket Pharmaceuticals, Ltd., Equity, Acquisition Date 8/22/2007, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 1,500 [2],[40] $ 1,500 [6],[41]    
Investments at Fair Value $ 19 [40] $ 18 [41]    
Shares | shares 944 [40] 944 [41] 944 [40] 944 [41]
Investments Owned Acquisition Date Aug. 22, 2007 [3],[40] Aug. 22, 2007 [41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Savara, Inc., Equity, Acquisition Date 8/11/2015, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 203 [2],[40] $ 203 [6],[41]    
Investments at Fair Value $ 42 [40] $ 17 [41]    
Shares | shares 11,119 [40] 11,119 [41] 11,119 [40] 11,119 [41]
Investments Owned Acquisition Date Aug. 11, 2015 [3],[40] Aug. 11, 2015 [41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Sio Gene Therapies, Inc., Equity, Acquisition Date 2/2/2017, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 1,269 [2],[40] $ 1,269 [6],[41]    
Investments at Fair Value $ 6 [40] $ 7 [41]    
Shares | shares 16,228 [40] 16,228 [41] 16,228 [40] 16,228 [41]
Investments Owned Acquisition Date Feb. 02, 2017 [3],[40] Feb. 02, 2017 [41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Tarsus Pharmaceuticals, Inc., Equity, Acquisition Date 5/5/2022, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 2,100 [2],[25],[40] $ 2,100 [6],[27],[41]    
Investments at Fair Value $ 2,764 [25],[40] $ 2,280 [27],[41]    
Shares | shares 155,555 [25],[40] 155,555 [27],[41] 155,555 [25],[40] 155,555 [27],[41]
Investments Owned Acquisition Date May 05, 2022 [3],[25],[40] May 05, 2022 [27],[41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Tricida, Inc., Equity, Acquisition Date 2/28/2018, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[41]   $ 863    
Investments at Fair Value [41]   $ 11    
Shares | shares [41]   68,816   68,816
Investments Owned Acquisition Date [41]   Feb. 28, 2018    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Valo Health, LLC, Equity, Acquisition Date 10/31/2022, Series Preferred Series C        
Investment Holding [Line Items]        
Investment cost $ 1,000 [2] $ 1,000 [6]    
Investments at Fair Value $ 1,006 $ 1,012    
Shares | shares 170,102 170,102 170,102 170,102
Investments Owned Acquisition Date Oct. 31, 2022 [3] Oct. 31, 2022 [41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Valo Health, LLC, Equity, Acquisition Date 12/11/2020, Series Preferred Series B        
Investment Holding [Line Items]        
Investment cost $ 3,000 [2] $ 3,000 [6]    
Investments at Fair Value $ 2,001 $ 2,063    
Shares | shares 510,308 510,308 510,308 510,308
Investments Owned Acquisition Date Dec. 11, 2020 [3] Dec. 11, 2020 [41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and Verge Analytics, Inc., Equity, Acquisition Date 9/6/2023, Series Preferred Series C        
Investment Holding [Line Items]        
Investment cost [2] $ 1,500      
Investments at Fair Value $ 1,500      
Shares | shares 208,588   208,588  
Investments Owned Acquisition Date [3] Sep. 06, 2023      
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and X4 Pharmaceuticals, Inc., Equity, Acquisition Date 11/26/2019, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 2,945 [2],[40] $ 2,945 [6],[41]    
Investments at Fair Value $ 1,707 [40] $ 1,555 [41]    
Shares | shares 1,566,064 [40] 1,566,064 [41] 1,566,064 [40] 1,566,064 [41]
Investments Owned Acquisition Date Nov. 26, 2019 [3],[40] Nov. 26, 2019 [41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development and uniQure B.V., Equity, Acquisition Date 1/31/2019, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 332 [2],[25],[26],[40] $ 332 [6],[24],[27],[28],[41]    
Investments at Fair Value $ 115 [25],[26],[40] $ 389 [24],[27],[28],[41]    
Shares | shares 17,175 [25],[26],[40] 17,175 [24],[27],[28],[41] 17,175 [25],[26],[40] 17,175 [24],[27],[28],[41]
Investments Owned Acquisition Date Jan. 31, 2019 [3],[25],[26],[40] Jan. 31, 2019 [24],[27],[28],[41]    
Investment, Identifier [Axis]: Equity Investments Drug Discovery & Development, Valo Health LLC        
Investment Holding [Line Items]        
Investment cost $ 4,000 [2] $ 4,000 [6]    
Investments at Fair Value $ 3,007 $ 3,075    
Shares | shares 680,410 680,410 680,410 680,410
Investment, Identifier [Axis]: Equity Investments Electronics & Computer Hardware (0.05%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.05%   0.05%  
Investment cost [2] $ 2,150      
Investments at Fair Value 855      
Investment, Identifier [Axis]: Equity Investments Electronics & Computer Hardware (0.11%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.11%   0.11%
Investment cost [6]   $ 2,150    
Investments at Fair Value   1,521    
Investment, Identifier [Axis]: Equity Investments Electronics & Computer Hardware and Locus Robotics Corp., Equity, Acquisition Date 11/17/2022, Series Preferred Series F        
Investment Holding [Line Items]        
Investment cost 650 [2] 650 [6]    
Investments at Fair Value $ 408 $ 606    
Shares | shares 15,116 15,116 15,116 15,116
Investments Owned Acquisition Date Nov. 17, 2022 [3] Nov. 17, 2022 [41]    
Investment, Identifier [Axis]: Equity Investments Electronics & Computer Hardware and Skydio, Inc., Equity, Acquisition Date 3/8/2022, Series Preferred Series E        
Investment Holding [Line Items]        
Investment cost $ 1,500 [2] $ 1,500 [6]    
Investments at Fair Value $ 447 $ 915    
Shares | shares 248,900 248,900 248,900 248,900
Investments Owned Acquisition Date Mar. 08, 2022 [3] Mar. 08, 2022 [41]    
Investment, Identifier [Axis]: Equity Investments Healthcare Services, Other (0.08%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.08%   0.08%  
Investment cost [2] $ 6,781      
Investments at Fair Value 1,371      
Investment, Identifier [Axis]: Equity Investments Healthcare Services, Other (0.21%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.21%   0.21%
Investment cost [6]   $ 6,781    
Investments at Fair Value   2,894    
Investment, Identifier [Axis]: Equity Investments Healthcare Services, Other and 23andMe, Inc., Equity, Acquisition Date 3/11/2019, Series Common Stock        
Investment Holding [Line Items]        
Investment cost 5,094 [2],[40] 5,094 [6],[41]    
Investments at Fair Value $ 807 [40] $ 1,784 [41]    
Shares | shares 825,732 [40] 825,732 [41] 825,732 [40] 825,732 [41]
Investments Owned Acquisition Date Mar. 11, 2019 [3],[40] Mar. 11, 2019 [41]    
Investment, Identifier [Axis]: Equity Investments Healthcare Services, Other and Carbon Health Technologies, Inc., Equity, Acquisition Date 3/30/2021, Series Preferred Series C        
Investment Holding [Line Items]        
Investment cost $ 1,687 [2] $ 1,687 [6]    
Investments at Fair Value $ 564 $ 1,110    
Shares | shares 217,880 217,880 217,880 217,880
Investments Owned Acquisition Date Mar. 30, 2021 [3] Mar. 30, 2021 [41]    
Investment, Identifier [Axis]: Equity Investments Information Services (0.36%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.36%   0.36%  
Investment cost [2] $ 4,440      
Investments at Fair Value 5,964      
Investment, Identifier [Axis]: Equity Investments Information Services (0.58%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.58%   0.58%
Investment cost [6]   $ 4,440    
Investments at Fair Value   8,175    
Investment, Identifier [Axis]: Equity Investments Information Services and Planet Labs, Inc., Equity, Acquisition Date 6/21/2019, Series Common Stock        
Investment Holding [Line Items]        
Investment cost 615 [2],[40] 615 [6],[41]    
Investments at Fair Value $ 1,424 [40] $ 2,383 [41]    
Shares | shares 547,880 [40] 547,880 [41] 547,880 [40] 547,880 [41]
Investments Owned Acquisition Date Jun. 21, 2019 [3],[40] Jun. 21, 2019 [41]    
Investment, Identifier [Axis]: Equity Investments Information Services and Yipit, LLC, Equity, Acquisition Date 12/30/2021, Series Preferred Series E        
Investment Holding [Line Items]        
Investment cost $ 3,825 [2] $ 3,825 [6]    
Investments at Fair Value $ 4,540 $ 3,375    
Shares | shares 41,021 41,021 41,021 41,021
Investments Owned Acquisition Date Dec. 30, 2021 [3] Dec. 30, 2021 [41]    
Investment, Identifier [Axis]: Equity Investments Information Services and Zeta Global Corp., Equity, Acquisition Date 11/20/2007, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[41]   $ 0    
Investments at Fair Value [41]   $ 2,417    
Shares | shares [41]   295,861   295,861
Investments Owned Acquisition Date [41]   Nov. 20, 2007    
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment (0.02%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.02%   0.02%  
Investment cost [2] $ 1,453      
Investments at Fair Value 319      
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment (0.07%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.07%   0.07%
Investment cost [6]   $ 2,953    
Investments at Fair Value   915    
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment and Coronado Aesthetics, LLC, Equity, Acquisition Date 10/15/2021, Series Common Units        
Investment Holding [Line Items]        
Investment cost 0 [2],[32] 0 [6],[34]    
Investments at Fair Value $ 2 [32] $ 6 [34]    
Shares | shares 180,000 [32] 180,000 [34] 180,000 [32] 180,000 [34]
Investments Owned Acquisition Date Oct. 15, 2021 [3],[32] Oct. 15, 2021 [34],[41]    
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment and Coronado Aesthetics, LLC, Equity, Acquisition Date 10/15/2021, Series Preferred Series A-2        
Investment Holding [Line Items]        
Investment cost [2],[32] $ 250      
Investments at Fair Value [32] $ 245      
Shares | shares [32] 5,000,000   5,000,000  
Investments Owned Acquisition Date [3],[32] Oct. 15, 2021      
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment and Flowonix Medical Incorporated, Equity, Acquisition Date 11/3/2014, Series Preferred Series AA        
Investment Holding [Line Items]        
Investment cost [6]   $ 1,499    
Investments at Fair Value   $ 0    
Shares | shares   221,893   221,893
Investments Owned Acquisition Date [41]   Nov. 03, 2014    
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment and Gelesis, Inc., Equity, Acquisition Date 11/30/2009, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 871 [2],[40] $ 871 [6],[41]    
Investments at Fair Value $ 72 [40] $ 433 [41]    
Shares | shares 1,490,700 [40] 1,490,700 [41] 1,490,700 [40] 1,490,700 [41]
Investments Owned Acquisition Date Nov. 30, 2009 [3],[40] Nov. 30, 2009 [41]    
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment and ViewRay, Inc., Equity, Acquisition Date 12/16/2013, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 332 [2],[40] $ 333 [6],[41]    
Investments at Fair Value $ 0 [40] $ 163 [41]    
Shares | shares 36,457 [40] 36,457 [41] 36,457 [40] 36,457 [41]
Investments Owned Acquisition Date Dec. 16, 2013 [3],[40] Dec. 16, 2013 [41]    
Investment, Identifier [Axis]: Equity Investments Medical Devices & Equipment, Coronado Aesthetics, LLC        
Investment Holding [Line Items]        
Investment cost $ 250 [2] $ 250 [6]    
Investments at Fair Value $ 247 $ 319    
Shares | shares 5,180,000 5,180,000 5,180,000 5,180,000
Investment, Identifier [Axis]: Equity Investments Semiconductors (0.01%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.01%   0.01%
Investment cost [6]   $ 160    
Investments at Fair Value   205    
Investment, Identifier [Axis]: Equity Investments Semiconductors (0.02%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.02%   0.02%  
Investment cost [2] $ 160      
Investments at Fair Value 377      
Investment, Identifier [Axis]: Equity Investments Semiconductors and Achronix Semiconductor Corporation, Equity, Acquisition Date 7/1/2011, Series Preferred Series C        
Investment Holding [Line Items]        
Investment cost 160 [2] 160 [6]    
Investments at Fair Value $ 377 $ 205    
Shares | shares 277,995 277,995 277,995 277,995
Investments Owned Acquisition Date Jul. 01, 2011 [3] Jul. 01, 2011 [41]    
Investment, Identifier [Axis]: Equity Investments Software (1.57%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 1.57%   1.57%  
Investment cost [2] $ 24,738      
Investments at Fair Value 25,902      
Investment, Identifier [Axis]: Equity Investments Software (2.07%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   2.07%   2.07%
Investment cost [6]   $ 32,498    
Investments at Fair Value   28,966    
Investment, Identifier [Axis]: Equity Investments Software and 3GTMS, LLC, Equity, Acquisition Date 8/9/2021, Series Common Stock        
Investment Holding [Line Items]        
Investment cost 1,000 [2] 1,000 [6]    
Investments at Fair Value $ 896 $ 793    
Shares | shares 1,000,000 1,000,000 1,000,000 1,000,000
Investments Owned Acquisition Date Aug. 09, 2021 [3] Aug. 09, 2021 [41]    
Investment, Identifier [Axis]: Equity Investments Software and Black Crow AI, Inc. affiliates, Equity, Acquisition Date 3/24/2021, Series Preferred Note        
Investment Holding [Line Items]        
Investment cost $ 2,406 [2],[42] $ 3,000 [6],[43]    
Investments at Fair Value $ 2,406 [42] $ 3,000 [43]    
Shares | shares 3 [42] 3 [43] 3 [42] 3 [43]
Investments Owned Acquisition Date Mar. 24, 2021 [3],[42] Mar. 24, 2021 [41],[43]    
Investment, Identifier [Axis]: Equity Investments Software and CapLinked, Inc., Equity, Acquisition Date 10/26/2012, Series Preferred Series A-3        
Investment Holding [Line Items]        
Investment cost $ 51 [2] $ 51 [6]    
Investments at Fair Value $ 0 $ 6    
Shares | shares 53,614 53,614 53,614 53,614
Investments Owned Acquisition Date Oct. 26, 2012 [3] Oct. 26, 2012 [41]    
Investment, Identifier [Axis]: Equity Investments Software and Contentful Global, Inc., Equity, Acquisition Date 11/20/2018, Series Preferred Series D        
Investment Holding [Line Items]        
Investment cost $ 500 [2],[25],[26] $ 500 [6],[27],[28]    
Investments at Fair Value $ 788 [25],[26] $ 732 [27],[28]    
Shares | shares 108,500 [25],[26] 108,500 [27],[28] 108,500 [25],[26] 108,500 [27],[28]
Investments Owned Acquisition Date Nov. 20, 2018 [3],[25],[26] Nov. 20, 2018 [27],[28],[41]    
Investment, Identifier [Axis]: Equity Investments Software and Contentful Global, Inc., Equity, Acquisition Date 12/22/2020, Series Preferred Series C        
Investment Holding [Line Items]        
Investment cost $ 138 [2],[25],[26] $ 138 [6],[27],[28]    
Investments at Fair Value $ 281 [25],[26] $ 258 [27],[28]    
Shares | shares 41,000 [25],[26] 41,000 [27],[28] 41,000 [25],[26] 41,000 [27],[28]
Investments Owned Acquisition Date Dec. 22, 2020 [3],[25],[26] Dec. 22, 2020 [27],[28],[41]    
Investment, Identifier [Axis]: Equity Investments Software and Docker, Inc., Equity, Acquisition Date 11/29/2018, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 4,284 [2] $ 4,284 [6]    
Investments at Fair Value $ 568 $ 503    
Shares | shares 20,000 20,000 20,000 20,000
Investments Owned Acquisition Date Nov. 29, 2018 [3] Nov. 29, 2018 [41]    
Investment, Identifier [Axis]: Equity Investments Software and Druva Holdings, Inc., Equity, Acquisition Date 10/22/2015, Series Preferred Series 2        
Investment Holding [Line Items]        
Investment cost $ 1,000 [2] $ 1,000 [6]    
Investments at Fair Value $ 2,381 $ 1,764    
Shares | shares 458,841 458,841 458,841 458,841
Investments Owned Acquisition Date Oct. 22, 2015 [3] Oct. 22, 2015 [41]    
Investment, Identifier [Axis]: Equity Investments Software and Druva Holdings, Inc., Equity, Acquisition Date 8/24/2017, Series Preferred Series 3        
Investment Holding [Line Items]        
Investment cost $ 300 [2] $ 300 [6]    
Investments at Fair Value $ 513 $ 395    
Shares | shares 93,620 93,620 93,620 93,620
Investments Owned Acquisition Date Aug. 24, 2017 [3] Aug. 24, 2017 [41]    
Investment, Identifier [Axis]: Equity Investments Software and HighRoads, Inc., Equity, Acquisition Date 1/18/2013, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 307 [2] $ 307 [6]    
Investments at Fair Value $ 0 $ 0    
Shares | shares 190 190 190 190
Investments Owned Acquisition Date Jan. 18, 2013 [3] Jan. 18, 2013 [41]    
Investment, Identifier [Axis]: Equity Investments Software and Leapwork ApS., Equity, Acquisition Date 8/25/2023, Series Preferred Series B2        
Investment Holding [Line Items]        
Investment cost [2],[25],[26] $ 250      
Investments at Fair Value [25],[26] $ 230      
Shares | shares [25],[26] 183,073   183,073  
Investments Owned Acquisition Date [3],[25],[26] Aug. 25, 2023      
Investment, Identifier [Axis]: Equity Investments Software and Lightbend, Inc., Equity, Acquisition Date 12/4/2020, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 265 [2] $ 265 [6]    
Investments at Fair Value $ 23 $ 24    
Shares | shares 38,461 38,461 38,461 38,461
Investments Owned Acquisition Date Dec. 04, 2020 [3] Dec. 04, 2020 [41]    
Investment, Identifier [Axis]: Equity Investments Software and Nextdoor.com, Inc., Equity, Acquisition Date 8/1/2018, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 4,854 [2],[40] $ 4,854 [6],[41]    
Investments at Fair Value $ 1,855 [40] $ 2,100 [41]    
Shares | shares 1,019,255 [40] 1,019,255 [41] 1,019,255 [40] 1,019,255 [41]
Investments Owned Acquisition Date Aug. 01, 2018 [3],[40] Aug. 01, 2018 [41]    
Investment, Identifier [Axis]: Equity Investments Software and Palantir Technologies, Equity, Acquisition Date 9/23/2020, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 5,002 [2],[40] $ 8,670 [6],[41]    
Investments at Fair Value $ 13,093 [40] $ 9,106 [41]    
Shares | shares 818,337 [40] 1,418,337 [41] 818,337 [40] 1,418,337 [41]
Investments Owned Acquisition Date Sep. 23, 2020 [3],[40] Sep. 23, 2020 [41]    
Investment, Identifier [Axis]: Equity Investments Software and SingleStore, Inc., Equity, Acquisition Date 11/25/2020, Series Preferred Series E        
Investment Holding [Line Items]        
Investment cost $ 2,000 [2] $ 2,000 [6]    
Investments at Fair Value $ 1,923 $ 1,940    
Shares | shares 580,983 580,983 580,983 580,983
Investments Owned Acquisition Date Nov. 25, 2020 [3] Nov. 25, 2020 [41]    
Investment, Identifier [Axis]: Equity Investments Software and SingleStore, Inc., Equity, Acquisition Date 8/12/2021, Series Preferred Series F        
Investment Holding [Line Items]        
Investment cost $ 280 [2] $ 280 [6]    
Investments at Fair Value $ 219 $ 221    
Shares | shares 52,956 52,956 52,956 52,956
Investments Owned Acquisition Date Aug. 12, 2021 [3] Aug. 12, 2021 [41]    
Investment, Identifier [Axis]: Equity Investments Software and Sprinklr, Inc., Equity, Acquisition Date 3/22/2017, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[41]   $ 3,748    
Investments at Fair Value [41]   $ 5,719    
Shares | shares [41]   700,000   700,000
Investments Owned Acquisition Date [41]   Mar. 22, 2017    
Investment, Identifier [Axis]: Equity Investments Software and Verana Health, Inc., Equity, Acquisition Date 7/8/2021, Series Preferred Series E        
Investment Holding [Line Items]        
Investment cost $ 2,000 [2] $ 2,000 [6]    
Investments at Fair Value $ 471 $ 1,023    
Shares | shares 952,562 952,562 952,562 952,562
Investments Owned Acquisition Date Jul. 08, 2021 [3] Jul. 08, 2021 [41]    
Investment, Identifier [Axis]: Equity Investments Software and ZeroFox, Inc., Equity, Acquisition Date 5/7/2020, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 101 [2],[40] $ 101 [6],[41],[44]    
Investments at Fair Value $ 255 [40] $ 1,382 [41],[44]    
Shares | shares 289,992 [40] 289,992 [41],[44] 289,992 [40] 289,992 [41],[44]
Investments Owned Acquisition Date May 07, 2020 [3],[40] May 07, 2020 [41],[44]    
Investment, Identifier [Axis]: Equity Investments Software, Contentful Global, Inc.        
Investment Holding [Line Items]        
Investment cost $ 638 [2] $ 638 [6]    
Investments at Fair Value $ 1,069 $ 990    
Shares | shares 149,500 149,500 149,500 149,500
Investment, Identifier [Axis]: Equity Investments Software, Druva Holdings, Inc.        
Investment Holding [Line Items]        
Investment cost $ 1,300 [2] $ 1,300 [6]    
Investments at Fair Value $ 2,894 $ 2,159    
Shares | shares 552,461 552,461 552,461 552,461
Investment, Identifier [Axis]: Equity Investments Software, SingleStore, Inc.        
Investment Holding [Line Items]        
Investment cost $ 2,280 [2] $ 2,280 [6]    
Investments at Fair Value $ 2,142 $ 2,161    
Shares | shares 633,939 633,939 633,939 633,939
Investment, Identifier [Axis]: Equity Investments Surgical Devices (0.18%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.18%   0.18%
Investment cost [6]   $ 2,479    
Investments at Fair Value   2,546    
Investment, Identifier [Axis]: Equity Investments Surgical Devices and Gynesonics, Inc., Equity, Acquisition Date 1/18/2007, Series Preferred Series B        
Investment Holding [Line Items]        
Investment cost [6]   250    
Investments at Fair Value   $ 0    
Shares | shares   219,298   219,298
Investments Owned Acquisition Date [41]   Jan. 18, 2007    
Investment, Identifier [Axis]: Equity Investments Surgical Devices and Gynesonics, Inc., Equity, Acquisition Date 12/18/2018, Series Preferred Series F        
Investment Holding [Line Items]        
Investment cost [6]   $ 118    
Investments at Fair Value   $ 0    
Shares | shares   1,523,693   1,523,693
Investments Owned Acquisition Date [41]   Dec. 18, 2018    
Investment, Identifier [Axis]: Equity Investments Surgical Devices and Gynesonics, Inc., Equity, Acquisition Date 12/18/2018, Series Preferred Series F-1        
Investment Holding [Line Items]        
Investment cost [6]   $ 150    
Investments at Fair Value   $ 0    
Shares | shares   2,418,125   2,418,125
Investments Owned Acquisition Date [41]   Dec. 18, 2018    
Investment, Identifier [Axis]: Equity Investments Surgical Devices and Gynesonics, Inc., Equity, Acquisition Date 2/8/2013, Series Preferred Series D        
Investment Holding [Line Items]        
Investment cost [6]   $ 712    
Investments at Fair Value   $ 0    
Shares | shares   1,991,157   1,991,157
Investments Owned Acquisition Date [41]   Feb. 08, 2013    
Investment, Identifier [Axis]: Equity Investments Surgical Devices and Gynesonics, Inc., Equity, Acquisition Date 6/16/2010, Series Preferred Series C        
Investment Holding [Line Items]        
Investment cost [6]   $ 282    
Investments at Fair Value   $ 0    
Shares | shares   656,538   656,538
Investments Owned Acquisition Date [41]   Jun. 16, 2010    
Investment, Identifier [Axis]: Equity Investments Surgical Devices and Gynesonics, Inc., Equity, Acquisition Date 7/14/2015, Series Preferred Series E        
Investment Holding [Line Items]        
Investment cost [6]   $ 429    
Investments at Fair Value   $ 0    
Shares | shares   2,786,367   2,786,367
Investments Owned Acquisition Date [41]   Jul. 14, 2015    
Investment, Identifier [Axis]: Equity Investments Surgical Devices and TransMedics Group, Inc., Equity, Acquisition Date 11/7/2012, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[41]   $ 538    
Investments at Fair Value [41]   $ 2,546    
Shares | shares [41]   50,000   50,000
Investments Owned Acquisition Date [41]   Nov. 07, 2012    
Investment, Identifier [Axis]: Equity Investments Surgical Devices, Gynesonics, Inc.        
Investment Holding [Line Items]        
Investment cost [6]   $ 1,941    
Investments at Fair Value   $ 0    
Shares | shares   9,595,178   9,595,178
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology (0.27%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.27%   0.27%  
Investment cost [2] $ 11,508      
Investments at Fair Value 4,533      
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology (0.57%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.57%   0.57%
Investment cost [6]   $ 11,508    
Investments at Fair Value   7,984    
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology and Fulcrum Bioenergy, Inc., Equity, Acquisition Date 9/13/2012, Series Preferred Series C-1        
Investment Holding [Line Items]        
Investment cost 711 [2] 711 [6]    
Investments at Fair Value $ 1,142 $ 995    
Shares | shares 187,265 187,265 187,265 187,265
Investments Owned Acquisition Date Sep. 13, 2012 [3] Sep. 13, 2012 [41]    
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology and Impossible Foods, Inc., Equity, Acquisition Date 5/10/2019, Series Preferred Series E-1        
Investment Holding [Line Items]        
Investment cost $ 2,000 [2] $ 2,000 [6]    
Investments at Fair Value $ 766 $ 2,173    
Shares | shares 188,611 188,611 188,611 188,611
Investments Owned Acquisition Date May 10, 2019 [3] May 10, 2019 [41]    
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology and Modumetal, Inc., Equity, Acquisition Date 6/1/2015, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 500 [2] $ 500 [6]    
Investments at Fair Value $ 0 $ 0    
Shares | shares 1,035 1,035 1,035 1,035
Investments Owned Acquisition Date Jun. 01, 2015 [3] Jun. 01, 2015 [41]    
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology and NantEnergy, LLC, Equity, Acquisition Date 8/31/2013, Series Common Units        
Investment Holding [Line Items]        
Investment cost $ 102 [2] $ 102 [6]    
Investments at Fair Value $ 0 $ 0    
Shares | shares 59,665 59,665 59,665 59,665
Investments Owned Acquisition Date Aug. 31, 2013 [3] Aug. 31, 2013 [41]    
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology and Pineapple Energy LLC, Equity, Acquisition Date 12/10/2020, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 3,153 [2],[40] $ 3,153 [6],[41],[44]    
Investments at Fair Value $ 259 [40] $ 634 [41],[44]    
Shares | shares 304,487 [40] 304,486 [41],[44] 304,487 [40] 304,486 [41],[44]
Investments Owned Acquisition Date Dec. 10, 2020 [3],[40] Dec. 10, 2020 [41],[44]    
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology and Pivot Bio, Inc., Equity, Acquisition Date 6/28/2021, Series Preferred Series D        
Investment Holding [Line Items]        
Investment cost $ 4,500 [2] $ 4,500 [6]    
Investments at Fair Value $ 2,341 $ 2,456    
Shares | shares 593,080 593,080 593,080 593,080
Investments Owned Acquisition Date Jun. 28, 2021 [3] Jun. 28, 2021 [41]    
Investment, Identifier [Axis]: Equity Investments Sustainable and Renewable Technology and Proterra, Inc., Equity, Acquisition Date 5/28/2015, Series Common Stock        
Investment Holding [Line Items]        
Investment cost $ 542 [2],[40] $ 542 [6],[41]    
Investments at Fair Value $ 25 [40] $ 1,726 [41]    
Shares | shares 457,841 [40] 457,841 [41] 457,841 [40] 457,841 [41]
Investments Owned Acquisition Date May 28, 2015 [3],[40] May 28, 2015 [41]    
Investment, Identifier [Axis]: Equity Investments and Drug Discovery & Development and BridgeBio Pharma, Inc., Equity, Acquisition Date 6/21/2018, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[41]   $ 2,255    
Investments at Fair Value [41]   $ 1,763    
Shares | shares [41]   231,329   231,329
Investments Owned Acquisition Date [41]   Jun. 21, 2018    
Investment, Identifier [Axis]: Equity Investments and Drug Discovery & Development and Dare Biosciences, Inc., Equity, Acquisition Date 1/8/2015, Series Common Stock        
Investment Holding [Line Items]        
Investment cost [2],[40] $ 1,000      
Investments at Fair Value [40] $ 6      
Shares | shares [40] 13,550   13,550  
Investments Owned Acquisition Date [3],[40] Jan. 08, 2015      
Investment, Identifier [Axis]: Equity Investments and Medical Devices & Equipment and Coronado Aesthetics, LLC, Equity, Acquisition Date 10/15/2021, Series Preferred Series A-2        
Investment Holding [Line Items]        
Investment cost [6],[34]   $ 250    
Investments at Fair Value [34]   $ 313    
Shares | shares [34]   5,000,000   5,000,000
Investments Owned Acquisition Date [34],[41]   Oct. 15, 2021    
Investment, Identifier [Axis]: Investment Funds & Vehicles Investments (0.28%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets 0.28% [4] 0.28% [5] 0.28% [4] 0.28% [5]
Investment cost $ 3,971 [2] $ 3,499 [6]    
Investments at Fair Value $ 4,683 $ 3,893    
Investment, Identifier [Axis]: Investment Funds & Vehicles Investments and Drug Discovery & Development (0.25%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.25%   0.25%
Investment cost [6]   $ 3,118    
Investments at Fair Value   3,518    
Investment, Identifier [Axis]: Investment Funds & Vehicles Investments and Drug Discovery & Development (0.26%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.26%   0.26%  
Investment cost [2] $ 3,590      
Investments at Fair Value 4,298      
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        
Investment Holding [Line Items]        
Investment cost 3,271 [2],[9],[25],[26] 2,699 [6],[10],[27],[28]    
Investments at Fair Value $ 3,311 [9],[25],[26] $ 3,080 [10],[27],[28]    
Investments Owned Acquisition Date Nov. 16, 2020 [3],[9],[25],[26] Nov. 16, 2020 [10],[27],[28],[41]    
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        
Investment Holding [Line Items]        
Investment cost $ 319 [2],[9],[25],[26] $ 419 [6],[10],[27],[28]    
Investments at Fair Value $ 987 [9],[25],[26] $ 438 [10],[27],[28]    
Investments Owned Acquisition Date Jun. 23, 2022 [3],[9],[25],[26] Jun. 23, 2022 [10],[27],[28],[41]    
Investment, Identifier [Axis]: Investment Funds & Vehicles Investments and Software (0.02%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.02%   0.02%  
Investment cost [2] $ 381      
Investments at Fair Value 385      
Investment, Identifier [Axis]: Investment Funds & Vehicles Investments and Software (0.03%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.03%   0.03%
Investment cost [6]   $ 381    
Investments at Fair Value   $ 375    
Investment, Identifier [Axis]: Investment Funds & Vehicles Investments and Software and Liberty Zim Co-Invest L.P., Investment Funds & Vehicles, Acquisition Date 7/21/2022        
Investment Holding [Line Items]        
Investment cost [2],[25],[26] 381      
Investments at Fair Value [25],[26] $ 385      
Investments Owned Acquisition Date [3],[25],[26] Jul. 21, 2022      
Investment, Identifier [Axis]: Investments (197.41%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 197.41%   197.41%  
Investment cost [2] $ 3,308,894      
Investments at Fair Value $ 3,261,391      
Investment, Identifier [Axis]: Investments (211.49%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   211.49%   211.49%
Investment cost [6]   $ 3,005,696    
Investments at Fair Value   $ 2,963,955    
Investment, Identifier [Axis]: Investments in Securities (197.13%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 197.13%   197.13%  
Investment cost [2] $ 3,304,923      
Investments at Fair Value $ 3,256,708      
Investment, Identifier [Axis]: Investments in Securities (211.21%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   211.21%   211.21%
Investment cost [6]   $ 3,002,197    
Investments at Fair Value   $ 2,960,062    
Investment, Identifier [Axis]: Warrant Investments (1.68%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 1.68%   1.68%  
Investment cost [2] $ 30,168      
Investments at Fair Value $ 27,833      
Investment, Identifier [Axis]: Warrant Investments (2.19%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   2.19%   2.19%
Investment cost [6]   $ 30,964    
Investments at Fair Value   $ 30,646    
Investment, Identifier [Axis]: Warrant Investments and Biotechnology Tools (0.02%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.02%   0.02%  
Investment cost [2] $ 485      
Investments at Fair Value 314      
Investment, Identifier [Axis]: Warrant Investments and Biotechnology Tools (0.03%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.03%   0.03%
Investment cost [6]   $ 485    
Investments at Fair Value   486    
Investment, Identifier [Axis]: Warrant Investments and Biotechnology Tools and Alamar Biosciences, Inc., Warrant, Acquisition Date 6/21/2022, Preferred Series B        
Investment Holding [Line Items]        
Investment cost 24 [2] 24 [6]    
Investments at Fair Value $ 7 $ 23    
Shares | shares 15,399 15,399 15,399 15,399
Investments Owned Acquisition Date Jun. 21, 2022 [3] Jun. 21, 2022 [41]    
Investment, Identifier [Axis]: Warrant Investments and Biotechnology Tools and PathAI, Inc., Warrant, Acquisition Date 12/23/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 461 [2],[13] $ 461 [6]    
Investments at Fair Value $ 307 [13] $ 463    
Shares | shares 53,418 [13] 53,418 53,418 [13] 53,418
Investments Owned Acquisition Date Dec. 23, 2022 [3],[13] Dec. 23, 2022 [41]    
Investment, Identifier [Axis]: Warrant Investments and Communications & Networking (0.00%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.00%   0.00%  
Investment cost [2] $ 123      
Investments at Fair Value 80      
Investment, Identifier [Axis]: Warrant Investments and Communications & Networking (0.01%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.01%   0.01%
Investment cost [6]   $ 541    
Investments at Fair Value   99    
Investment, Identifier [Axis]: Warrant Investments and Communications & Networking and Aryaka Networks, Inc., Warrant, Acquisition Date 6/28/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost 123 [2],[13] 123 [6]    
Investments at Fair Value $ 80 [13] $ 99    
Shares | shares 229,611 [13] 229,611 229,611 [13] 229,611
Investments Owned Acquisition Date Jun. 28, 2022 [3],[13] Jun. 28, 2022 [41]    
Investment, Identifier [Axis]: Warrant Investments and Communications & Networking and Spring Mobile Solutions, Inc., Warrant, Acquisition Date 4/19/2013, Common Stock        
Investment Holding [Line Items]        
Investment cost [6]   $ 418    
Investments at Fair Value   $ 0    
Shares | shares   2,834,375   2,834,375
Investments Owned Acquisition Date [41]   Apr. 19, 2013    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products (0.01%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.01%   0.01%  
Investment cost [2] $ 611      
Investments at Fair Value 225      
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products (0.17%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.17%   0.17%
Investment cost [6]   $ 1,712    
Investments at Fair Value   2,323    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products and Gadget Guard, LLC, Warrant, Acquisition Date 6/3/2014, Common Stock        
Investment Holding [Line Items]        
Investment cost 228 [2] 228 [6]    
Investments at Fair Value $ 0 $ 0    
Shares | shares 1,662,441 1,662,441 1,662,441 1,662,441
Investments Owned Acquisition Date Jun. 03, 2014 [3] Jun. 03, 2014 [41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products and Savage X Holding, LLC, Warrant, Acquisition Date 6/27/2014, Class A Units        
Investment Holding [Line Items]        
Investment cost [6]   $ 0    
Investments at Fair Value   $ 1,103    
Shares | shares   206,185   206,185
Investments Owned Acquisition Date [41]   Jun. 27, 2014    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products and TFG Holding, Inc., Warrant, Acquisition Date 6/27/2014, Common Stock        
Investment Holding [Line Items]        
Investment cost [6]   $ 0    
Investments at Fair Value   $ 0    
Shares | shares   206,185   206,185
Investments Owned Acquisition Date [41]   Jun. 27, 2014    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products and TechStyle, Inc., Warrant, Acquisition Date 7/16/2013, Preferred Series B        
Investment Holding [Line Items]        
Investment cost [6]   $ 1,101    
Investments at Fair Value   $ 745    
Shares | shares   206,185   206,185
Investments Owned Acquisition Date [41]   Jul. 16, 2013    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products and The Neat Company, Warrant, Acquisition Date 8/13/2014, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 365 [2] $ 365 [6]    
Investments at Fair Value $ 0 $ 0    
Shares | shares 54,054 54,054 54,054 54,054
Investments Owned Acquisition Date Aug. 13, 2014 [3] Aug. 13, 2014 [41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Products and Whoop, Inc., Warrant, Acquisition Date 6/27/2018, Preferred Series C        
Investment Holding [Line Items]        
Investment cost $ 18 [2] $ 18 [6]    
Investments at Fair Value $ 225 $ 475    
Shares | shares 686,270 686,270 686,270 686,270
Investments Owned Acquisition Date Jun. 27, 2018 [3] Jun. 27, 2018 [41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services (0.17%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.17%   0.17%  
Investment cost [2] $ 4,176      
Investments at Fair Value 2,727      
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services (0.19%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.19%   0.19%
Investment cost [6]   $ 4,248    
Investments at Fair Value   2,639    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Carwow LTD, Warrant, Acquisition Date 12/14/2021, Common Stock        
Investment Holding [Line Items]        
Investment cost 164 [2],[25],[26] 164 [6],[27],[28]    
Investments at Fair Value $ 58 [25],[26] $ 34 [27],[28]    
Shares | shares 174,163 [25],[26] 174,163 [27],[28] 174,163 [25],[26] 174,163 [27],[28]
Investments Owned Acquisition Date Dec. 14, 2021 [3],[25],[26] Dec. 14, 2021 [27],[28],[41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Houzz, Inc., Warrant, Acquisition Date 10/29/2019, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 20 [2] $ 20 [6]    
Investments at Fair Value $ 0 $ 0    
Shares | shares 529,661 529,661 529,661 529,661
Investments Owned Acquisition Date Oct. 29, 2019 [3] Oct. 29, 2019 [41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Landing Holdings Inc., Warrant, Acquisition Date 3/12/2021, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 116 [1],[2] $ 116 [6],[31]    
Investments at Fair Value $ 184 [1] $ 127 [31]    
Shares | shares 11,806 [1] 11,806 [31] 11,806 [1] 11,806 [31]
Investments Owned Acquisition Date Mar. 12, 2021 [1],[3] Mar. 12, 2021 [31],[41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Lendio, Inc., Warrant, Acquisition Date 3/29/2019, Preferred Series D        
Investment Holding [Line Items]        
Investment cost $ 39 [2] $ 39 [6]    
Investments at Fair Value $ 16 $ 19    
Shares | shares 127,032 127,032 127,032 127,032
Investments Owned Acquisition Date Mar. 29, 2019 [3] Mar. 29, 2019 [41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Provi, Warrant, Acquisition Date 12/22/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 166 [1],[2] $ 166 [6],[31]    
Investments at Fair Value $ 103 [1] $ 155 [31]    
Shares | shares 117,042 [1] 117,042 [31] 117,042 [1] 117,042 [31]
Investments Owned Acquisition Date Dec. 22, 2022 [1],[3] Dec. 22, 2022 [31],[41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Rhino Labs, Inc., Warrant, Acquisition Date 3/12/2021, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 471 [1],[2] $ 470 [6],[31]    
Investments at Fair Value $ 1 [1] $ 308 [31]    
Shares | shares 13,106 [1] 13,106 [31] 13,106 [1] 13,106 [31]
Investments Owned Acquisition Date Mar. 12, 2021 [1],[3] Mar. 12, 2021 [31],[41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and RumbleON, Inc., Warrant, Acquisition Date 10/30/2018, Common Stock        
Investment Holding [Line Items]        
Investment cost [2],[40] $ 15      
Investments at Fair Value [40] $ 0      
Shares | shares [40] 1,048   1,048  
Investments Owned Acquisition Date [3],[40] Oct. 30, 2018      
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and RumbleON, Inc., Warrant, Acquisition Date 4/30/2018, Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[41]   $ 88    
Investments at Fair Value [41]   $ 0    
Shares | shares [41]   5,139   5,139
Investments Owned Acquisition Date [41]   Apr. 30, 2018    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and SeatGeek, Inc., Warrant, Acquisition Date 6/12/2019, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 842 [2],[21] $ 842 [6],[23],[24]    
Investments at Fair Value $ 1,863 [21] $ 1,332 [23],[24]    
Shares | shares 1,379,761 [21] 1,379,761 [23],[24] 1,379,761 [21] 1,379,761 [23],[24]
Investments Owned Acquisition Date Jun. 12, 2019 [3],[21] Jun. 12, 2019 [23],[24],[41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Skyword, Inc.        
Investment Holding [Line Items]        
Investment cost $ 140 [2] $ 140 [6]    
Investments at Fair Value $ 71 $ 43    
Shares | shares 2,051,587 2,051,587 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        
Investment Holding [Line Items]        
Investment cost $ 57 [2] $ 57 [6]    
Investments at Fair Value $ 66 $ 43    
Shares | shares 1,607,143 1,607,143 1,607,143 1,607,143
Investments Owned Acquisition Date Nov. 14, 2022 [3] Nov. 14, 2022 [41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Skyword, Inc., Warrant, Acquisition Date 8/23/2019, Preferred Series B        
Investment Holding [Line Items]        
Investment cost $ 83 [2] $ 83 [6]    
Investments at Fair Value $ 5 $ 0    
Shares | shares 444,444 444,444 444,444 444,444
Investments Owned Acquisition Date Aug. 23, 2019 [3] Aug. 23, 2019 [41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Snagajob.com, Inc.        
Investment Holding [Line Items]        
Investment cost $ 860 [2] $ 860 [6]    
Investments at Fair Value $ 0 $ 118    
Shares | shares 3,611,537 3,611,537 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        
Investment Holding [Line Items]        
Investment cost $ 16 [2] $ 16 [6]    
Investments at Fair Value $ 0 $ 43    
Shares | shares 600,000 600,000 600,000 600,000
Investments Owned Acquisition Date Apr. 20, 2020 [3] Apr. 20, 2020 [41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Snagajob.com, Inc., Warrant, Acquisition Date 6/30/2016, Preferred Series A        
Investment Holding [Line Items]        
Investment cost $ 782 [2] $ 782 [6]    
Investments at Fair Value $ 0 $ 50    
Shares | shares 1,800,000 1,800,000 1,800,000 1,800,000
Investments Owned Acquisition Date Jun. 30, 2016 [3] Jun. 30, 2016 [41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Snagajob.com, Inc., Warrant, Acquisition Date 8/1/2018, Preferred Series B        
Investment Holding [Line Items]        
Investment cost $ 62 [2] $ 62 [6]    
Investments at Fair Value $ 0 $ 25    
Shares | shares 1,211,537 1,211,537 1,211,537 1,211,537
Investments Owned Acquisition Date Aug. 01, 2018 [3] Aug. 01, 2018 [41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Thumbtack, Inc., Warrant, Acquisition Date 5/1/2018, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 844 [2],[13] $ 844 [6],[23]    
Investments at Fair Value $ 403 [13] $ 280 [23]    
Shares | shares 267,225 [13] 267,225 [23] 267,225 [13] 267,225 [23]
Investments Owned Acquisition Date May 01, 2018 [3],[13] May 01, 2018 [23],[41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Udacity, Inc., Warrant, Acquisition Date 9/25/2020, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 218 [2],[13] $ 218 [6],[23]    
Investments at Fair Value $ 0 [13] $ 4 [23]    
Shares | shares 486,359 [13] 486,359 [23] 486,359 [13] 486,359 [23]
Investments Owned Acquisition Date Sep. 25, 2020 [3],[13] Sep. 25, 2020 [23],[41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Veem, Inc., Warrant, Acquisition Date 3/31/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 126 [2],[13] $ 126 [6]    
Investments at Fair Value $ 10 [13] $ 25    
Shares | shares 98,428 [13] 98,428 98,428 [13] 98,428
Investments Owned Acquisition Date Mar. 31, 2022 [3],[13] Mar. 31, 2022 [41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Worldremit Group Limited        
Investment Holding [Line Items]        
Investment cost $ 155 [2] $ 155 [6]    
Investments at Fair Value $ 18 $ 194    
Shares | shares 79,083 79,083 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        
Investment Holding [Line Items]        
Investment cost $ 129 [2],[13],[21],[25],[26] $ 129 [6],[23],[24],[27],[28]    
Investments at Fair Value $ 18 [13],[21],[25],[26] $ 192 [23],[24],[27],[28]    
Shares | shares 77,215 [13],[21],[25],[26] 77,215 [23],[24],[27],[28] 77,215 [13],[21],[25],[26] 77,215 [23],[24],[27],[28]
Investments Owned Acquisition Date Feb. 11, 2021 [3],[13],[21],[25],[26] Feb. 11, 2021 [23],[24],[27],[28],[41]    
Investment, Identifier [Axis]: Warrant Investments and Consumer & Business Services and Worldremit Group Limited, Warrant, Acquisition Date 8/27/2021, Preferred Series E        
Investment Holding [Line Items]        
Investment cost $ 26 [2],[21],[25],[26] $ 26 [6],[24],[27],[28]    
Investments at Fair Value $ 0 [21],[25],[26] $ 2 [24],[27],[28]    
Shares | shares 1,868 [21],[25],[26] 1,868 [24],[27],[28] 1,868 [21],[25],[26] 1,868 [24],[27],[28]
Investments Owned Acquisition Date Aug. 27, 2021 [3],[21],[25],[26] Aug. 27, 2021 [24],[27],[28],[41]    
Investment, Identifier [Axis]: Warrant Investments and Diversified Financial Services (0.01%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.01%   0.01%  
Investment cost [2] $ 214      
Investments at Fair Value 149      
Investment, Identifier [Axis]: Warrant Investments and Diversified Financial Services and Next Insurance, Inc., Warrant, Acquisition Date 2/3/2023, Common Stock        
Investment Holding [Line Items]        
Investment cost [2] 214      
Investments at Fair Value $ 149      
Shares | shares 522,930   522,930  
Investments Owned Acquisition Date [3] Feb. 03, 2023      
Investment, Identifier [Axis]: Warrant Investments and Drug Delivery (0.00%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets 0.00% [4] 0.00% [5] 0.00% [4] 0.00% [5]
Investment cost $ 465 [2] $ 465 [6]    
Investments at Fair Value 0 1    
Investment, Identifier [Axis]: Warrant Investments and Drug Delivery and Aerami Therapeutics Holdings, Inc., Warrant, Acquisition Date 9/30/2015, Common Stock        
Investment Holding [Line Items]        
Investment cost 74 [2] 74 [6]    
Investments at Fair Value $ 0 $ 0    
Shares | shares 110,882 110,882 110,882 110,882
Investments Owned Acquisition Date Sep. 30, 2015 [3] Sep. 30, 2015 [41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Delivery and BioQ Pharma Incorporated, Warrant, Acquisition Date 10/27/2014, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 1 [2] $ 1 [6]    
Investments at Fair Value $ 0 $ 0    
Shares | shares 459,183 459,183 459,183 459,183
Investments Owned Acquisition Date Oct. 27, 2014 [3] Oct. 27, 2014 [41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Delivery and PDS Biotechnology Corporation, Warrant, Acquisition Date 8/28/2014, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 390 [2],[40] $ 390 [6],[41]    
Investments at Fair Value $ 0 [40] $ 1 [41]    
Shares | shares 3,929 [40] 3,929 [41] 3,929 [40] 3,929 [41]
Investments Owned Acquisition Date Aug. 28, 2014 [3],[40] Aug. 28, 2014 [41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development (0.36%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.36%   0.36%  
Investment cost [2] $ 7,471      
Investments at Fair Value 5,924      
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development (0.60%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.60%   0.60%
Investment cost [6]   $ 7,466    
Investments at Fair Value   8,444    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and ADMA Biologics, Inc., Warrant, Acquisition Date 2/24/2014, Common Stock        
Investment Holding [Line Items]        
Investment cost 166 [2],[40] 166 [6],[41]    
Investments at Fair Value $ 5 [40] $ 10 [41]    
Shares | shares 58,000 [40] 58,000 [41] 58,000 [40] 58,000 [41]
Investments Owned Acquisition Date Feb. 24, 2014 [3],[40] Feb. 24, 2014 [41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Acacia Pharma Inc., Warrant, Acquisition Date 6/29/2018, Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[27],[28]   $ 304    
Investments at Fair Value [27],[28]   $ 0    
Shares | shares [27],[28]   201,330   201,330
Investments Owned Acquisition Date [27],[28],[41]   Jun. 29, 2018    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Akero Therapeutics, Inc., Warrant, Acquisition Date 6/15/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 175 [2],[25],[40] $ 56 [6],[27],[41]    
Investments at Fair Value $ 764 [25],[40] $ 674 [27],[41]    
Shares | shares 22,949 [25],[40] 18,360 [27],[41] 22,949 [25],[40] 18,360 [27],[41]
Investments Owned Acquisition Date Jun. 15, 2022 [3],[25],[40] Jun. 15, 2022 [27],[41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Albireo Pharma, Inc., Warrant, Acquisition Date 6/8/2020, Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[27],[41]   $ 61    
Investments at Fair Value [27],[41]   $ 31    
Shares | shares [27],[41]   5,311   5,311
Investments Owned Acquisition Date [27],[41]   Jun. 08, 2020    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and AmplifyBio, LLC, Warrant, Acquisition Date 12/27/2022, Class A Units        
Investment Holding [Line Items]        
Investment cost [6],[31]   $ 238    
Investments at Fair Value [31]   $ 256    
Shares | shares [31]   69,239   69,239
Investments Owned Acquisition Date [31],[41]   Dec. 27, 2022    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Axsome Therapeutics, Inc., Warrant, Acquisition Date 9/25/2020, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 1,290 [2],[7],[13],[25],[40] $ 880 [6],[23],[24],[27],[41]    
Investments at Fair Value $ 1,338 [7],[13],[25],[40] $ 1,590 [23],[24],[27],[41]    
Shares | shares 61,004 [7],[13],[25],[40] 40,396 [23],[24],[27],[41] 61,004 [7],[13],[25],[40] 40,396 [23],[24],[27],[41]
Investments Owned Acquisition Date Sep. 25, 2020 [3],[7],[13],[25],[40] Sep. 25, 2020 [23],[24],[27],[41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and COMPASS Pathways plc, Warrant, Acquisition Date 6/30/2023, Ordinary Shares        
Investment Holding [Line Items]        
Investment cost [2],[25],[26],[40] $ 278      
Investments at Fair Value [25],[26],[40] $ 237      
Shares | shares [25],[26],[40] 75,376   75,376  
Investments Owned Acquisition Date [3],[25],[26],[40] Jun. 30, 2023      
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Cellarity, Inc., Warrant, Acquisition Date 12/8/2021, Preferred Series B        
Investment Holding [Line Items]        
Investment cost $ 286 [1],[2] $ 287 [6],[31]    
Investments at Fair Value $ 173 [1] $ 318 [31]    
Shares | shares 100,000 [1] 100,000 [31] 100,000 [1] 100,000 [31]
Investments Owned Acquisition Date Dec. 08, 2021 [1],[3] Dec. 08, 2021 [31],[41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Century Therapeutics, Inc., Warrant, Acquisition Date 9/14/2020, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 37 [2],[40] $ 37 [6],[41]    
Investments at Fair Value $ 0 [40] $ 3 [41]    
Shares | shares 16,112 [40] 16,112 [41] 16,112 [40] 16,112 [41]
Investments Owned Acquisition Date Sep. 14, 2020 [3],[40] Sep. 14, 2020 [41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Curevo, Inc., Warrant, Acquisition Date 6/9/2023, Common Stock        
Investment Holding [Line Items]        
Investment cost [1],[2] $ 233      
Investments at Fair Value [1] $ 190      
Shares | shares [1] 95,221   95,221  
Investments Owned Acquisition Date [1],[3] Jun. 09, 2023      
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Dermavant Sciences Ltd., Warrant, Acquisition Date 5/31/2019, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 101 [2],[25],[26] $ 101 [6],[27],[28]    
Investments at Fair Value $ 56 [25],[26] $ 199 [27],[28]    
Shares | shares 223,642 [25],[26] 223,642 [27],[28] 223,642 [25],[26] 223,642 [27],[28]
Investments Owned Acquisition Date May 31, 2019 [3],[25],[26] May 31, 2019 [27],[28],[41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Evofem Biosciences, Inc., Warrant, Acquisition Date 6/11/2014, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 266 [2],[40] $ 266 [6],[41]    
Investments at Fair Value $ 0 [40] $ 0 [41]    
Shares | shares 3 [40] 520 [41] 3 [40] 520 [41]
Investments Owned Acquisition Date Jun. 11, 2014 [3],[40] Jun. 11, 2014 [41]    
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        
Investment Holding [Line Items]        
Investment cost $ 119 [2],[40] $ 119 [6],[41]    
Investments at Fair Value $ 0 [40] $ 0 [41]    
Shares | shares 201 [40] 200 [41] 201 [40] 200 [41]
Investments Owned Acquisition Date Feb. 18, 2016 [3],[40] Feb. 18, 2016 [41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Heron Therapeutics, Inc., Warrant, Acquisition Date 8/9/2023, Common Stock        
Investment Holding [Line Items]        
Investment cost [1],[2],[40] $ 228      
Investments at Fair Value [1],[40] $ 111      
Shares | shares [1],[40] 238,095   238,095  
Investments Owned Acquisition Date [1],[3],[40] Aug. 09, 2023      
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Kineta, Inc., Warrant, Acquisition Date 12/20/2019, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 110 [2],[40] $ 110 [6],[41]    
Investments at Fair Value $ 0 [40] $ 0 [41]    
Shares | shares 2,202 [40] 2,202 [41] 2,202 [40] 2,202 [41]
Investments Owned Acquisition Date Dec. 20, 2019 [3],[40] Dec. 20, 2019 [41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Kura Oncology, Inc., Warrant, Acquisition Date 11/2/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 88 [1],[2],[25],[40] $ 88 [6],[27],[31],[41]    
Investments at Fair Value $ 30 [1],[25],[40] $ 59 [27],[31],[41]    
Shares | shares 14,342 [1],[25],[40] 14,342 [27],[31],[41] 14,342 [1],[25],[40] 14,342 [27],[31],[41]
Investments Owned Acquisition Date Nov. 02, 2022 [1],[3],[25],[40] Nov. 02, 2022 [27],[31],[41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Madrigal Pharmaceutical, Inc., Warrant, Acquisition Date 5/9/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 570 [2],[25],[40] $ 177 [6],[27],[41]    
Investments at Fair Value $ 1,102 [25],[40] $ 1,977 [27],[41]    
Shares | shares 13,229 [25],[40] 10,131 [27],[41] 13,229 [25],[40] 10,131 [27],[41]
Investments Owned Acquisition Date May 09, 2022 [3],[25],[40] May 09, 2022 [27],[41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Myovant Sciences, Ltd., Warrant, Acquisition Date 10/16/2017, Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[27],[28],[41]   $ 460    
Investments at Fair Value [27],[28],[41]   $ 958    
Shares | shares [27],[28],[41]   73,710   73,710
Investments Owned Acquisition Date [27],[28],[41]   Oct. 16, 2017    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Paratek Pharmaceuticals, Inc., Warrant, Acquisition Date 8/1/2018, Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[41]   $ 520    
Investments at Fair Value [41]   $ 34    
Shares | shares [41]   426,866   426,866
Investments Owned Acquisition Date [41]   Aug. 01, 2018    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Phathom Pharmaceuticals, Inc., Warrant, Acquisition Date 9/17/2021, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 848 [1],[2],[13],[21],[25],[40] $ 848 [6],[23],[24],[27],[31],[41]    
Investments at Fair Value $ 109 [1],[13],[21],[25],[40] $ 101 [23],[24],[27],[31],[41]    
Shares | shares 64,687 [1],[13],[21],[25],[40] 64,687 [23],[24],[27],[31],[41] 64,687 [1],[13],[21],[25],[40] 64,687 [23],[24],[27],[31],[41]
Investments Owned Acquisition Date Sep. 17, 2021 [1],[3],[13],[21],[25],[40] Sep. 17, 2021 [23],[24],[27],[31],[41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Provention Bio, Inc., Warrant, Acquisition Date 9/15/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[41]   $ 281    
Investments at Fair Value [41]   $ 677    
Shares | shares [41]   111,934   111,934
Investments Owned Acquisition Date [41]   Sep. 15, 2022    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Redshift Bioanalytics, Inc., Warrant, Acquisition Date 3/23/2022, Preferred Series E        
Investment Holding [Line Items]        
Investment cost $ 20 [1],[2] $ 20 [6],[31]    
Investments at Fair Value $ 12 [1] $ 21 [31]    
Shares | shares 475,510 [1] 475,510 [31] 475,510 [1] 475,510 [31]
Investments Owned Acquisition Date Mar. 23, 2022 [1],[3] Mar. 23, 2022 [31],[41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Scynexis, Inc., Warrant, Acquisition Date 5/14/2021, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 296 [2],[40] $ 296 [6],[23],[41]    
Investments at Fair Value $ 38 [40] $ 15 [23],[41]    
Shares | shares 106,035 [40] 106,035 [23],[41] 106,035 [40] 106,035 [23],[41]
Investments Owned Acquisition Date May 14, 2021 [3],[40] May 14, 2021 [23],[41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and TG Therapeutics, Inc., Warrant, Acquisition Date 2/28/2019, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 1,284 [2],[13],[25],[40] $ 1,033 [6],[23],[27],[41]    
Investments at Fair Value $ 1,101 [13],[25],[40] $ 1,084 [23],[27],[41]    
Shares | shares 264,226 [13],[25],[40] 231,613 [23],[27],[41] 264,226 [13],[25],[40] 231,613 [23],[27],[41]
Investments Owned Acquisition Date Feb. 28, 2019 [3],[13],[25],[40] Feb. 28, 2019 [23],[27],[41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Tricida, Inc., Warrant, Acquisition Date 3/27/2019, Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[41]   $ 280    
Investments at Fair Value [41]   $ 1    
Shares | shares [41]   31,352   31,352
Investments Owned Acquisition Date [41]   Mar. 27, 2019    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and Valo Health, LLC, Warrant, Acquisition Date 6/15/2020, Common Units        
Investment Holding [Line Items]        
Investment cost $ 256 [2] $ 256 [6]    
Investments at Fair Value $ 121 $ 127    
Shares | shares 102,216 102,216 102,216 102,216
Investments Owned Acquisition Date Jun. 15, 2020 [3] Jun. 15, 2020 [41]    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and X4 Pharmaceuticals, Inc., Warrant, Acquisition Date 12/9/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[41]   $ 510    
Investments at Fair Value [41]   $ 281    
Shares | shares [41]   1,392,787   1,392,787
Investments Owned Acquisition Date [41]   Dec. 09, 2022    
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and X4 Pharmaceuticals, Inc., Warrant, Acquisition Date 3/18/2019, Common Stock        
Investment Holding [Line Items]        
Investment cost [2],[40] $ 510      
Investments at Fair Value [40] $ 365      
Shares | shares [40] 1,392,787   1,392,787  
Investments Owned Acquisition Date [3],[40] Mar. 18, 2019      
Investment, Identifier [Axis]: Warrant Investments and Drug Discovery & Development and enGene, Inc., Warrant, Acquisition Date 12/30/2021, Preferred Series 3        
Investment Holding [Line Items]        
Investment cost $ 72 [2],[13],[25],[26] $ 72 [6],[23],[27],[28]    
Investments at Fair Value $ 0 [13],[25],[26] $ 28 [23],[27],[28]    
Shares | shares 133,692 [13],[25],[26] 133,692 [23],[27],[28] 133,692 [13],[25],[26] 133,692 [23],[27],[28]
Investments Owned Acquisition Date Dec. 30, 2021 [3],[13],[25],[26] Dec. 30, 2021 [23],[27],[28],[41]    
Investment, Identifier [Axis]: Warrant Investments and Electronics & Computer Hardware (0.02%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.02%   0.02%  
Investment cost [2] $ 692      
Investments at Fair Value 346      
Investment, Identifier [Axis]: Warrant Investments and Electronics & Computer Hardware (0.09%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.09%   0.09%
Investment cost [6]   $ 692    
Investments at Fair Value   1,273    
Investment, Identifier [Axis]: Warrant Investments and Electronics & Computer Hardware and 908 Devices, Inc., Warrant, Acquisition Date 3/15/2017, Common Stock        
Investment Holding [Line Items]        
Investment cost 101 [2],[40] 101 [6],[41]    
Investments at Fair Value $ 57 [40] $ 86 [41]    
Shares | shares 49,078 [40] 49,078 [41] 49,078 [40] 49,078 [41]
Investments Owned Acquisition Date Mar. 15, 2017 [3],[40] Mar. 15, 2017 [41]    
Investment, Identifier [Axis]: Warrant Investments and Electronics & Computer Hardware and Locus Robotics Corp., Warrant, Acquisition Date 6/21/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 34 [2] $ 34 [6]    
Investments at Fair Value $ 119 $ 212    
Shares | shares 8,503 8,511 8,503 8,511
Investments Owned Acquisition Date Jun. 21, 2022 [3] Jun. 21, 2022 [41]    
Investment, Identifier [Axis]: Warrant Investments and Electronics & Computer Hardware and Skydio, Inc., Warrant, Acquisition Date 11/08/2021, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 557 [2] $ 557 [6]    
Investments at Fair Value $ 170 $ 975    
Shares | shares 622,255 622,255 622,255 622,255
Investments Owned Acquisition Date Nov. 08, 2021 [3] Nov. 08, 2021 [41]    
Investment, Identifier [Axis]: Warrant Investments and Healthcare Services, Other (0.00%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.00%   0.00%
Investment cost [6]   $ 114    
Investments at Fair Value   14    
Investment, Identifier [Axis]: Warrant Investments and Healthcare Services, Other (0.03%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.03%   0.03%  
Investment cost [2] $ 749      
Investments at Fair Value 548      
Investment, Identifier [Axis]: Warrant Investments and Healthcare Services, Other and Modern Life, Inc., Warrant, Acquisition Date 3/30/2023, Common Stock        
Investment Holding [Line Items]        
Investment cost [2] 164      
Investments at Fair Value $ 153      
Shares | shares 37,618   37,618  
Investments Owned Acquisition Date [3] Mar. 30, 2023      
Investment, Identifier [Axis]: Warrant Investments and Healthcare Services, Other and Recover Together, Inc.., Warrant, Acquisition Date 7/3/2023, Common Stock        
Investment Holding [Line Items]        
Investment cost [2] $ 382      
Investments at Fair Value $ 309      
Shares | shares 194,830   194,830  
Investments Owned Acquisition Date [3] Jul. 03, 2023      
Investment, Identifier [Axis]: Warrant Investments and Healthcare Services, Other and Strive Health Holdings, LLC., Warrant, Acquisition Date 9/28/2023, Common Units        
Investment Holding [Line Items]        
Investment cost [1],[2] $ 83      
Investments at Fair Value [1] $ 82      
Shares | shares [1] 51,760   51,760  
Investments Owned Acquisition Date [1],[3] Sep. 28, 2023      
Investment, Identifier [Axis]: Warrant Investments and Healthcare Services, Other and Vida Health, Inc., Warrant, Acquisition Date 3/28/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 120 [2] 114 [6]    
Investments at Fair Value $ 4 $ 14    
Shares | shares 155,957 100,618 155,957 100,618
Investments Owned Acquisition Date Mar. 28, 2022 [3] Mar. 28, 2022 [41]    
Investment, Identifier [Axis]: Warrant Investments and Information Services (0.03%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.03%   0.03%  
Investment cost [2] $ 680      
Investments at Fair Value 448      
Investment, Identifier [Axis]: Warrant Investments and Information Services (0.04%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.04%   0.04%
Investment cost [6]   $ 680    
Investments at Fair Value   509    
Investment, Identifier [Axis]: Warrant Investments and Information Services and Capella Space Corp., Warrant, Acquisition Date 10/21/2021, Common Stock        
Investment Holding [Line Items]        
Investment cost 207 [1],[2] 207 [6],[31]    
Investments at Fair Value $ 56 [1] $ 114 [31]    
Shares | shares 176,200 [1] 176,200 [31] 176,200 [1] 176,200 [31]
Investments Owned Acquisition Date Oct. 21, 2021 [1],[3] Oct. 21, 2021 [31],[41]    
Investment, Identifier [Axis]: Warrant Investments and Information Services and INMOBI Inc., Warrant, Acquisition Date 11/19/2014, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 82 [2],[25],[26] $ 82 [6],[27],[28]    
Investments at Fair Value $ 0 [25],[26] $ 0 [27],[28]    
Shares | shares 65,587 [25],[26] 65,587 [27],[28] 65,587 [25],[26] 65,587 [27],[28]
Investments Owned Acquisition Date Nov. 19, 2014 [3],[25],[26] Nov. 19, 2014 [27],[28],[41]    
Investment, Identifier [Axis]: Warrant Investments and Information Services and NetBase Solutions, Inc., Warrant, Acquisition Date 8/22/2017, Preferred Series 1        
Investment Holding [Line Items]        
Investment cost $ 356 [2] $ 356 [6]    
Investments at Fair Value $ 351 $ 380    
Shares | shares 60,000 60,000 60,000 60,000
Investments Owned Acquisition Date Aug. 22, 2017 [3] Aug. 22, 2017 [41]    
Investment, Identifier [Axis]: Warrant Investments and Information Services and Signal Media Limited, Warrant, Acquisition Date 6/29/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 35 [2],[25],[26] $ 35 [6],[27],[28]    
Investments at Fair Value $ 41 [25],[26] $ 15 [27],[28]    
Shares | shares 94,857 [25],[26] 94,857 [27],[28] 94,857 [25],[26] 94,857 [27],[28]
Investments Owned Acquisition Date Jun. 29, 2022 [3],[25],[26] Jun. 29, 2022 [27],[28],[41]    
Investment, Identifier [Axis]: Warrant Investments and Manufacturing Technology (0.13%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.13%   0.13%  
Investment cost [2] $ 1,112      
Investments at Fair Value 2,163      
Investment, Identifier [Axis]: Warrant Investments and Manufacturing Technology (0.30%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.30%   0.30%
Investment cost [6]   $ 1,112    
Investments at Fair Value   4,156    
Investment, Identifier [Axis]: Warrant Investments and Manufacturing Technology and Bright Machines, Inc., Warrant, Acquisition Date 3/31/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost 537 [2] 537 [6]    
Investments at Fair Value $ 442 $ 1,154    
Shares | shares 392,308 392,308 392,308 392,308
Investments Owned Acquisition Date Mar. 31, 2022 [3] Mar. 31, 2022 [41]    
Investment, Identifier [Axis]: Warrant Investments and Manufacturing Technology and MacroFab, Inc., Warrant, Acquisition Date 3/23/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 528 [2] $ 528 [6]    
Investments at Fair Value $ 912 $ 1,202    
Shares | shares 1,111,111 1,111,111 1,111,111 1,111,111
Investments Owned Acquisition Date Mar. 23, 2022 [3] Mar. 23, 2022 [41]    
Investment, Identifier [Axis]: Warrant Investments and Manufacturing Technology and Xometry, Inc., Warrant, Acquisition Date 5/9/2018, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 47 [2],[40] $ 47 [6],[41]    
Investments at Fair Value $ 809 [40] $ 1,800 [41]    
Shares | shares 87,784 [40] 87,784 [41] 87,784 [40] 87,784 [41]
Investments Owned Acquisition Date May 09, 2018 [3],[40] May 09, 2018 [41]    
Investment, Identifier [Axis]: Warrant Investments and Media/Content/Info (0.00%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.00%   0.00%
Investment cost [6]   $ 35    
Investments at Fair Value   35    
Investment, Identifier [Axis]: Warrant Investments and Media/Content/Info (0.01%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.01%   0.01%  
Investment cost [2] $ 67      
Investments at Fair Value 236      
Investment, Identifier [Axis]: Warrant Investments and Media/Content/Info and Fever Labs, Inc., Warrant, Acquisition Date 12/30/2022, Preferred Series E-1        
Investment Holding [Line Items]        
Investment cost 67 [2] 35 [6]    
Investments at Fair Value $ 236 $ 35    
Shares | shares 369,370 221,622 369,370 221,622
Investments Owned Acquisition Date Dec. 30, 2022 [3] Dec. 30, 2022 [41]    
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment (0.02%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.02%   0.02%  
Investment cost [2] $ 956      
Investments at Fair Value 411      
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment (0.07%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.07%   0.07%
Investment cost [6]   $ 2,034    
Investments at Fair Value   919    
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Aspire Bariatrics, Inc., Warrant, Acquisition Date 1/28/2015, Common Stock        
Investment Holding [Line Items]        
Investment cost [6]   455    
Investments at Fair Value   $ 0    
Shares | shares   22,572   22,572
Investments Owned Acquisition Date [41]   Jan. 28, 2015    
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Flowonix Medical Incorporated        
Investment Holding [Line Items]        
Investment cost [6]   $ 713    
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        
Investment Holding [Line Items]        
Investment cost [6]   $ 362    
Investments at Fair Value   $ 0    
Shares | shares   110,946   110,946
Investments Owned Acquisition Date [41]   Nov. 03, 2014    
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Flowonix Medical Incorporated, Warrant, Acquisition Date 9/21/2018, Preferred Series BB        
Investment Holding [Line Items]        
Investment cost [6]   $ 351    
Investments at Fair Value   $ 0    
Shares | shares   725,806   725,806
Investments Owned Acquisition Date [41]   Sep. 21, 2018    
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Intuity Medical, Inc., Warrant, Acquisition Date 12/29/2017, Preferred Series B-1        
Investment Holding [Line Items]        
Investment cost 294 [2] $ 294 [6]    
Investments at Fair Value $ 0 $ 54    
Shares | shares 3,076,323 3,076,323 3,076,323 3,076,323
Investments Owned Acquisition Date Dec. 29, 2017 [3] Dec. 29, 2017 [41]    
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Lucira Health, Inc., Warrant, Acquisition Date 2/4/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[41]   $ 110    
Investments at Fair Value [41]   $ 0    
Shares | shares [41]   59,642   59,642
Investments Owned Acquisition Date [41]   Feb. 04, 2022    
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Outset Medical, Inc., Warrant, Acquisition Date 9/27/2013, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 401 [2],[40] $ 401 [6],[41]    
Investments at Fair Value $ 205 [40] $ 864 [41]    
Shares | shares 62,794 [40] 62,794 [41] 62,794 [40] 62,794 [41]
Investments Owned Acquisition Date Sep. 27, 2013 [3],[40] Sep. 27, 2013 [41]    
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Senseonics Holdings, Inc., Warrant, Acquisition Date 9/8/2023, Common Stock        
Investment Holding [Line Items]        
Investment cost [2],[40] $ 200      
Investments at Fair Value [40] $ 206      
Shares | shares [40] 728,317   728,317  
Investments Owned Acquisition Date [3],[40] Sep. 08, 2023      
Investment, Identifier [Axis]: Warrant Investments and Medical Devices & Equipment and Tela Bio, Inc., Warrant, Acquisition Date 3/31/2017, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 61 [2],[40] $ 61 [6],[41]    
Investments at Fair Value $ 0 [40] $ 1 [41]    
Shares | shares 15,712 [40] 15,712 [41] 15,712 [40] 15,712 [41]
Investments Owned Acquisition Date Mar. 31, 2017 [3],[40] Mar. 31, 2017 [41]    
Investment, Identifier [Axis]: Warrant Investments and Semiconductors (0.04%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.04%   0.04%
Investment cost [6]   $ 850    
Investments at Fair Value   524    
Investment, Identifier [Axis]: Warrant Investments and Semiconductors (0.05%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.05%   0.05%  
Investment cost [2] $ 99      
Investments at Fair Value 802      
Investment, Identifier [Axis]: Warrant Investments and Semiconductors and Achronix Semiconductor Corporation, Warrant, Acquisition Date 6/26/2015, Preferred Series D-2        
Investment Holding [Line Items]        
Investment cost 99 [2] 99 [6]    
Investments at Fair Value $ 802 $ 524    
Shares | shares 750,000 750,000 750,000 750,000
Investments Owned Acquisition Date Jun. 26, 2015 [3] Jun. 26, 2015 [41]    
Investment, Identifier [Axis]: Warrant Investments and Semiconductors and Fungible, Inc., Warrant, Acquisition Date 12/16/2021, Common Stock        
Investment Holding [Line Items]        
Investment cost [6],[31]   $ 751    
Investments at Fair Value [31]   $ 0    
Shares | shares [31]   800,000   800,000
Investments Owned Acquisition Date [31],[41]   Dec. 16, 2021    
Investment, Identifier [Axis]: Warrant Investments and Software (0.59%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.59%   0.59%
Investment cost [6]   $ 9,761    
Investments at Fair Value   8,244    
Investment, Identifier [Axis]: Warrant Investments and Software (0.79%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.79%   0.79%  
Investment cost [2] $ 11,690      
Investments at Fair Value 12,976      
Investment, Identifier [Axis]: Warrant Investments and Software and Aria Systems, Inc., Warrant, Acquisition Date 5/22/2015, Preferred Series G        
Investment Holding [Line Items]        
Investment cost 74 [2] 74 [6]    
Investments at Fair Value $ 0 $ 0    
Shares | shares 231,535 231,535 231,535 231,535
Investments Owned Acquisition Date May 22, 2015 [3] May 22, 2015 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Automation Anywhere, Inc., Warrant, Acquisition Date 9/23/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 449 [2] $ 448 [6]    
Investments at Fair Value $ 401 $ 365    
Shares | shares 254,778 254,778 254,778 254,778
Investments Owned Acquisition Date Sep. 23, 2022 [3] Sep. 23, 2022 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Bitsight Technologies, Inc., Warrant, Acquisition Date 11/18/2020, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 284 [2] $ 284 [6]    
Investments at Fair Value $ 508 $ 398    
Shares | shares 29,691 29,691 29,691 29,691
Investments Owned Acquisition Date Nov. 18, 2020 [3] Nov. 18, 2020 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Brain Corporation, Warrant, Acquisition Date 10/4/2021, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 165 [1],[2] $ 165 [6],[31]    
Investments at Fair Value $ 53 [1] $ 61 [31]    
Shares | shares 194,629 [1] 194,629 [31] 194,629 [1] 194,629 [31]
Investments Owned Acquisition Date Oct. 04, 2021 [1],[3] Oct. 04, 2021 [31],[41]    
Investment, Identifier [Axis]: Warrant Investments and Software and CloudBolt Software, Inc., Warrant, Acquisition Date 9/30/2020, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 117 [2] $ 117 [6]    
Investments at Fair Value $ 5 $ 1    
Shares | shares 211,342 211,342 211,342 211,342
Investments Owned Acquisition Date Sep. 30, 2020 [3] Sep. 30, 2020 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Cloudian, Inc., Warrant, Acquisition Date 11/6/2018, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 71 [2] $ 71 [6]    
Investments at Fair Value $ 25 $ 14    
Shares | shares 477,454 477,454 477,454 477,454
Investments Owned Acquisition Date Nov. 06, 2018 [3] Nov. 06, 2018 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Cloudpay, Inc., Warrant, Acquisition Date 4/10/2018, Preferred Series B        
Investment Holding [Line Items]        
Investment cost $ 54 [2],[25],[26] $ 54 [6],[27],[28]    
Investments at Fair Value $ 805 [25],[26] $ 400 [27],[28]    
Shares | shares 6,763 [25],[26] 6,763 [27],[28] 6,763 [25],[26] 6,763 [27],[28]
Investments Owned Acquisition Date Apr. 10, 2018 [3],[25],[26] Apr. 10, 2018 [27],[28],[41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Convoy, Inc., Warrant, Acquisition Date 3/30/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 974 [2] $ 974 [6],[24]    
Investments at Fair Value $ 0 $ 364 [24]    
Shares | shares 165,456 165,456 [24] 165,456 165,456 [24]
Investments Owned Acquisition Date Mar. 30, 2022 [3] Mar. 30, 2022 [24],[41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Couchbase, Inc., Warrant, Acquisition Date 4/25/2019, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 462 [2],[40] $ 462 [6],[41]    
Investments at Fair Value $ 821 [40] $ 488 [41]    
Shares | shares 105,350 [40] 105,350 [41] 105,350 [40] 105,350 [41]
Investments Owned Acquisition Date Apr. 25, 2019 [3],[40] Apr. 25, 2019 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Cutover, Inc., Warrant, Acquisition Date 9/21/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 26 [2],[13],[25],[26] $ 26 [6],[23],[27],[28]    
Investments at Fair Value $ 50 [13],[25],[26] $ 19 [23],[27],[28]    
Shares | shares 102,898 [13],[25],[26] 102,898 [23],[27],[28] 102,898 [13],[25],[26] 102,898 [23],[27],[28]
Investments Owned Acquisition Date Sep. 21, 2022 [3],[13],[25],[26] Sep. 21, 2022 [23],[27],[28],[41]    
Investment, Identifier [Axis]: Warrant Investments and Software and DNAnexus, Inc., Warrant, Acquisition Date 3/21/2014, Preferred Series C        
Investment Holding [Line Items]        
Investment cost $ 97 [2] $ 97 [6]    
Investments at Fair Value $ 146 $ 131    
Shares | shares 909,091 909,091 909,091 909,091
Investments Owned Acquisition Date Mar. 21, 2014 [3] Mar. 21, 2014 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Dashlane, Inc., Warrant, Acquisition Date 3/11/2019, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 353 [2] $ 353 [6]    
Investments at Fair Value $ 109 $ 168    
Shares | shares 453,641 453,641 453,641 453,641
Investments Owned Acquisition Date Mar. 11, 2019 [3] Mar. 11, 2019 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Delphix Corp., Warrant, Acquisition Date 10/8/2019, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 1,594 [2] $ 1,594 [6]    
Investments at Fair Value $ 3,752 $ 2,657    
Shares | shares 718,898 718,898 718,898 718,898
Investments Owned Acquisition Date Oct. 08, 2019 [3] Oct. 08, 2019 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Demandbase, Inc., Warrant, Acquisition Date 8/2/2021, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 545 [2] $ 545 [6]    
Investments at Fair Value $ 248 $ 180    
Shares | shares 727,047 727,047 727,047 727,047
Investments Owned Acquisition Date Aug. 02, 2021 [3] Aug. 02, 2021 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Dragos, Inc., Warrant, Acquisition Date 6/28/2023, Common Stock        
Investment Holding [Line Items]        
Investment cost [2] $ 1,452      
Investments at Fair Value $ 1,167      
Shares | shares 49,309   49,309  
Investments Owned Acquisition Date [3] Jun. 28, 2023      
Investment, Identifier [Axis]: Warrant Investments and Software and DroneDeploy, Inc., Warrant, Acquisition Date 6/30/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 278 [2] $ 278 [6]    
Investments at Fair Value $ 379 $ 300    
Shares | shares 95,911 95,911 95,911 95,911
Investments Owned Acquisition Date Jun. 30, 2022 [3] Jun. 30, 2022 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Eigen Technologies Ltd., Warrant, Acquisition Date 4/13/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 8 [2],[25],[26] $ 8 [6],[27],[28]    
Investments at Fair Value $ 3 [25],[26] $ 6 [27],[28]    
Shares | shares 522 [25],[26] 522 [27],[28] 522 [25],[26] 522 [27],[28]
Investments Owned Acquisition Date Apr. 13, 2022 [3],[25],[26] Apr. 13, 2022 [27],[28],[41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Elation Health, Inc., Warrant, Acquisition Date 9/12/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 583 [2] $ 583 [6]    
Investments at Fair Value $ 188 $ 382    
Shares | shares 362,837 362,837 362,837 362,837
Investments Owned Acquisition Date Sep. 12, 2022 [3] Sep. 12, 2022 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Esme Learning Solutions, Inc., Warrant, Acquisition Date 1/27/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost [6]   $ 198    
Investments at Fair Value   $ 0    
Shares | shares   56,765   56,765
Investments Owned Acquisition Date [41]   Jan. 27, 2022    
Investment, Identifier [Axis]: Warrant Investments and Software and Evernote Corporation, Warrant, Acquisition Date 9/30/2016, Common Stock        
Investment Holding [Line Items]        
Investment cost [6]   $ 107    
Investments at Fair Value   $ 6    
Shares | shares   62,500   62,500
Investments Owned Acquisition Date [41]   Sep. 30, 2016    
Investment, Identifier [Axis]: Warrant Investments and Software and First Insight, Inc., Warrant, Acquisition Date 5/10/2018, Preferred Series B        
Investment Holding [Line Items]        
Investment cost $ 96 [2] $ 96 [6]    
Investments at Fair Value $ 45 $ 39    
Shares | shares 75,917 75,917 75,917 75,917
Investments Owned Acquisition Date May 10, 2018 [3] May 10, 2018 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Fulfil Solutions, Inc., Warrant, Acquisition Date 7/29/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 325 [2] $ 325 [6]    
Investments at Fair Value $ 394 $ 314    
Shares | shares 84,995 84,995 84,995 84,995
Investments Owned Acquisition Date Jul. 29, 2022 [3] Jul. 29, 2022 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Kore.ai, Inc., Warrant, Acquisition Date 3/31/2023, Preferred Series C        
Investment Holding [Line Items]        
Investment cost [2] $ 208      
Investments at Fair Value $ 256      
Shares | shares 64,293   64,293  
Investments Owned Acquisition Date [3] Mar. 31, 2023      
Investment, Identifier [Axis]: Warrant Investments and Software and Leapwork ApS, Warrant, Acquisition Date 1/23/2023, Common Stock        
Investment Holding [Line Items]        
Investment cost [2],[13],[25],[26] $ 16      
Investments at Fair Value [13],[25],[26] $ 38      
Shares | shares [13],[25],[26] 39,948   39,948  
Investments Owned Acquisition Date [3],[13],[25],[26] Jan. 23, 2023      
Investment, Identifier [Axis]: Warrant Investments and Software and Lightbend, Inc., Warrant, Acquisition Date 2/14/2018, Preferred Series D        
Investment Holding [Line Items]        
Investment cost $ 131 [2] $ 131 [6]    
Investments at Fair Value $ 54 $ 1    
Shares | shares 89,685 89,685 89,685 89,685
Investments Owned Acquisition Date Feb. 14, 2018 [3] Feb. 14, 2018 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Mixpanel, Inc., Warrant, Acquisition Date 9/30/2020, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 252 [2] $ 252 [6]    
Investments at Fair Value $ 236 $ 225    
Shares | shares 82,362 82,362 82,362 82,362
Investments Owned Acquisition Date Sep. 30, 2020 [3] Sep. 30, 2020 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Nuvolo Technologies Corporation, Warrant, Acquisition Date 3/29/2019, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 172 [2],[13] $ 172 [6],[23]    
Investments at Fair Value $ 640 [13] $ 175 [23]    
Shares | shares 70,000 [13] 70,000 [23] 70,000 [13] 70,000 [23]
Investments Owned Acquisition Date Mar. 29, 2019 [3],[13] Mar. 29, 2019 [23],[41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Onna Technologies, Inc.Warrant 7/5/2023 Common Stock        
Investment Holding [Line Items]        
Investment cost [2] $ 60      
Investments at Fair Value $ 33      
Shares | shares 172,867   172,867  
Investments Owned Acquisition Date [3] Jul. 05, 2023      
Investment, Identifier [Axis]: Warrant Investments and Software and Poplicus, Inc., Warrant, Acquisition Date 5/28/2014, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 0 [2] $ 0 [6]    
Investments at Fair Value $ 0 $ 0    
Shares | shares 132,168 132,168 132,168 132,168
Investments Owned Acquisition Date May 28, 2014 [3] May 28, 2014 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Reltio, Inc., Warrant, Acquisition Date 6/30/2020, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 215 [2] $ 215 [6]    
Investments at Fair Value $ 386 $ 298    
Shares | shares 69,120 69,120 69,120 69,120
Investments Owned Acquisition Date Jun. 30, 2020 [3] Jun. 30, 2020 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and SignPost, Inc., Warrant, Acquisition Date 1/13/2016, Series Junior 1 Preferred        
Investment Holding [Line Items]        
Investment cost [6]   $ 314    
Investments at Fair Value   $ 0    
Shares | shares   474,019   474,019
Investments Owned Acquisition Date [41]   Jan. 13, 2016    
Investment, Identifier [Axis]: Warrant Investments and Software and Simon Data, Inc., Warrant, Acquisition Date 3/22/2023, Common Stock        
Investment Holding [Line Items]        
Investment cost [2],[13] $ 96      
Investments at Fair Value [13] $ 61      
Shares | shares [13] 77,934   77,934  
Investments Owned Acquisition Date [3],[13] Mar. 22, 2023      
Investment, Identifier [Axis]: Warrant Investments and Software and SingleStore, Inc., Warrant, Acquisition Date 4/28/2020, Preferred Series D        
Investment Holding [Line Items]        
Investment cost $ 103 [2] $ 103 [6]    
Investments at Fair Value $ 416 $ 426    
Shares | shares 312,596 312,596 312,596 312,596
Investments Owned Acquisition Date Apr. 28, 2020 [3] Apr. 28, 2020 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Sisense Ltd., Warrant, Acquisition Date 6/28/2023, Ordinary Shares        
Investment Holding [Line Items]        
Investment cost [2],[25],[26] $ 174      
Investments at Fair Value [25],[26] $ 142      
Shares | shares [25],[26] 321,956   321,956  
Investments Owned Acquisition Date [3],[25],[26] Jun. 08, 2023      
Investment, Identifier [Axis]: Warrant Investments and Software and Suzy, Inc. Warrant 8/24/2023 Common Stock        
Investment Holding [Line Items]        
Investment cost [1],[2] $ 367      
Investments at Fair Value [1] $ 334      
Shares | shares [1] 292,936   292,936  
Investments Owned Acquisition Date [1],[3] Aug. 24, 2023      
Investment, Identifier [Axis]: Warrant Investments and Software and Tact.ai Technologies, Inc., Warrant, Acquisition Date 2/13/2020, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 206 [2] $ 206 [6]    
Investments at Fair Value $ 0 $ 69    
Shares | shares 1,041,667 1,041,667 1,041,667 1,041,667
Investments Owned Acquisition Date Feb. 13, 2020 [3] Feb. 13, 2020 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and The Faction Group LLC, Warrant, Acquisition Date 11/3/2014, Preferred Series AA        
Investment Holding [Line Items]        
Investment cost $ 234 [2] $ 234 [6]    
Investments at Fair Value $ 958 $ 436    
Shares | shares 8,076 8,076 8,076 8,076
Investments Owned Acquisition Date Nov. 03, 2014 [3] Nov. 03, 2014 [41]    
Investment, Identifier [Axis]: Warrant Investments and Software and Tipalti Solutions Ltd., Warrant, Acquisition Date 3/22/2023, Ordinary Shares        
Investment Holding [Line Items]        
Investment cost [2],[25],[26] $ 174      
Investments at Fair Value [25],[26] $ 203      
Shares | shares [25],[26] 254,877   254,877  
Investments Owned Acquisition Date [3],[25],[26] Mar. 22, 2023      
Investment, Identifier [Axis]: Warrant Investments and Software and VideoAmp, Inc., Warrant, Acquisition Date 1/21/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost $ 1,275 [1],[2] $ 1,275 [6],[31]    
Investments at Fair Value $ 120 [1] $ 321 [31]    
Shares | shares 152,048 [1] 152,048 [31] 152,048 [1] 152,048 [31]
Investments Owned Acquisition Date Jan. 21, 2022 [1],[3] Jan. 21, 2022 [31],[41]    
Investment, Identifier [Axis]: Warrant Investments and Surgical Devices (0.03%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.03%   0.03%  
Investment cost [2] $ 39      
Investments at Fair Value 418      
Investment, Identifier [Axis]: Warrant Investments and Surgical Devices (0.04%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.04%   0.04%
Investment cost [6]   $ 46    
Investments at Fair Value   492    
Investment, Identifier [Axis]: Warrant Investments and Surgical Devices and Gynesonics, Inc., Warrant, Acquisition Date 1/16/2013, Preferred Series C        
Investment Holding [Line Items]        
Investment cost [6]   7    
Investments at Fair Value   $ 0    
Shares | shares   16,835   16,835
Investments Owned Acquisition Date [41]   Jan. 16, 2013    
Investment, Identifier [Axis]: Warrant Investments and Surgical Devices and TransMedics Group, Inc., Warrant, Acquisition Date 9/11/2015, Common Stock        
Investment Holding [Line Items]        
Investment cost 39 [2],[40] $ 39 [6],[41]    
Investments at Fair Value $ 418 [40] $ 492 [41]    
Shares | shares 14,440 [40] 14,440 [41] 14,440 [40] 14,440 [41]
Investments Owned Acquisition Date Sep. 11, 2015 [3],[40] Sep. 11, 2015 [41]    
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology (0.00%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [4] 0.00%   0.00%  
Investment cost [2] $ 539      
Investments at Fair Value 66      
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology (0.03%)        
Investment Holding [Line Items]        
Investment owned, percent of net assets [5]   0.03%   0.03%
Investment cost [6]   $ 723    
Investments at Fair Value   488    
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology and Ampion, PBC, Warrant, Acquisition Date 4/15/2022, Common Stock        
Investment Holding [Line Items]        
Investment cost 52 [2] 52 [6]    
Investments at Fair Value $ 37 $ 44    
Shares | shares 18,472 18,472 18,472 18,472
Investments Owned Acquisition Date Apr. 15, 2022 [3] Apr. 15, 2022 [41]    
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology and Fulcrum Bioenergy, Inc., Warrant, Acquisition Date 4/30/2013, Preferred Series C-1        
Investment Holding [Line Items]        
Investment cost [6]   $ 64    
Investments at Fair Value   $ 275    
Shares | shares   93,632   93,632
Investments Owned Acquisition Date [41]   Apr. 30, 2013    
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology and Halio, Inc.        
Investment Holding [Line Items]        
Investment cost $ 218 [2] $ 218 [6]    
Investments at Fair Value $ 29 $ 169    
Shares | shares 456,883 456,883 456,883 456,883
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology and Halio, Inc., Warrant, Acquisition Date 4/22/2014, Preferred Series A        
Investment Holding [Line Items]        
Investment cost $ 155 [2] $ 155 [6]    
Investments at Fair Value $ 22 $ 126    
Shares | shares 325,000 325,000 325,000 325,000
Investments Owned Acquisition Date Apr. 22, 2014 [3] Apr. 22, 2014 [41]    
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology and Halio, Inc., Warrant, Acquisition Date 4/7/2015, Preferred Series B        
Investment Holding [Line Items]        
Investment cost $ 63 [2] $ 63 [6]    
Investments at Fair Value $ 7 $ 43    
Shares | shares 131,883 131,883 131,883 131,883
Investments Owned Acquisition Date Apr. 07, 2015 [3] Apr. 07, 2015 [41]    
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        
Investment Holding [Line Items]        
Investment cost [6]   $ 120    
Investments at Fair Value   $ 0    
Shares | shares   471,327   471,327
Investments Owned Acquisition Date [41]   Jun. 20, 2013    
Investment, Identifier [Axis]: Warrant Investments and Sustainable and Renewable Technology and Polyera Corporation, Warrant, Acquisition Date 3/24/2015, Preferred Series C        
Investment Holding [Line Items]        
Investment cost $ 269 [2] $ 269 [6]    
Investments at Fair Value $ 0 $ 0    
Shares | shares 150,036 150,036 150,036 150,036
Investments Owned Acquisition Date Mar. 24, 2015 [3] Mar. 24, 2015 [41]    
Investment, Identifier [Axis]: nvestment Funds & Vehicles Investments and Software and Liberty Zim Co-Invest L.P., Investment Funds & Vehicles, Acquisition Date 7/21/2022        
Investment Holding [Line Items]        
Investment cost [6],[27],[28]   $ 381    
Investments at Fair Value [27],[28]   $ 375    
Investments Owned Acquisition Date [27],[28],[41]   Jul. 21, 2022    
[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 $97.2 million, $143.1 million and $45.9 million, respectively. The tax cost of investments is $3.3 billion
[3] Unless otherwise noted, all securities are restricted as of September 30, 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. 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.
[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 all or a portion of the debt investment principal includes accumulated PIK interest and is net of repayments.
[8] Denotes that all or a portion of the debt investment secures the 2031 Asset-Backed Notes (as defined in “Note 5 — Debt”).
[9] Denotes that there is an unfunded contractual commitment available at the request of this portfolio company as of September 30, 2023 (Refer to “Note 11 - Commitments and Contingencies”).
[10] 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”).
[11] Interest rate PRIME represents 8.50% as of September 30, 2023. 1-month LIBOR, 3-month LIBOR and 6-month LIBOR represent 5.43%, 5.66%, and 5.90%, respectively, as of September 30, 2023. 1-month SOFR, 3-month SOFR and 6-month SOFR represent 5.32%, 5.27%, and 5.17%, respectively, as of September 30, 2023.
[12] 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.
[13] Denotes that all or a portion of the investment is pledged as collateral under the MUFG Bank Facility (as defined in “Note 5 — Debt”).
[14] Denotes second lien senior secured debt.
[15] Denotes second lien senior secured debt.
[16] Denotes that all or a portion of the debt investment principal includes accumulated PIK interest and is net of repayments.
[17] Denotes that all or a portion of the debt investment is pledged as collateral under the SMBC Facility (as defined in “Note 5 — Debt”).
[18] 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.
[19] Denotes that all or a portion of the debt investment is pledged as collateral under the SMBC Facility (as defined in “Note 5 — Debt”).
[20] 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.
[21] 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 September 30, 2023.
[22] Denotes that all or a portion of the debt investment secures the 2031 Asset-Backed Notes (as defined in “Note 5 — Debt”).
[23] Denotes that all or a portion of the investment is pledged as collateral under the MUFG Bank Facility (as defined in “Note 5 — Debt”).
[24] 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.
[25] 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.
[26] Non-U.S. company or the company’s principal place of business is outside the United States
[27] 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.
[28] Non-U.S. company or the company’s principal place of business is outside the United States.
[29] Denotes that all or a portion of the debt investment is convertible debt.
[30] Denotes that all or a portion of the debt investment is convertible debt.
[31] 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.
[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 September 30, 2023, and is therefore considered non-income producing. Note that as of September 30, 2023, only the PIK, or payment-in-kind, portion is on non-accrual for the Company’s debt investment in Tectura Corporation.
[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] Debt is on non-accrual status as of December 31, 2022, and is therefore considered non-income producing. Note that as of December 31, 2022, only the PIK, or payment-in-kind, portion is on non-accrual for the Company’s debt investment in Tectura Corporation.
[36] 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.
[37] 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.
[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 $4.6 million and $3.2 million, respectively.
[39] 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.
[40] Denotes an investment in common stock or warrants of a publicly traded company. None of the publicly traded company securities are restricted securities as defined under the Securities Act of 1933 ("Securities Act") as of September 30, 2023.
[41] 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 valuation committee (the “Valuation Committee”) and approved by the board of directors (the “Board”)
[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 for Black Crow AI, Inc., subject to release upon repayment of the outstanding balance of the notes. As of September 30, 2023, the Black Crow AI, Inc. affiliates promissory notes had an outstanding balance of $2.4 million.
[43] 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, 2022, the Black Crow AI, Inc. affiliates promissory notes had an outstanding balance of $3.0 million.
[44] 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.