Quarterly report [Sections 13 or 15(d)]

Commitments and Contingencies - Schedule of Unfunded Contractual Commitments (Details)

v3.25.3
Commitments and Contingencies - Schedule of Unfunded Contractual Commitments (Details) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Loss Contingencies [Line Items]    
Unfunded commitments $ 437,535 $ 448,528
Debt Investments    
Loss Contingencies [Line Items]    
Unfunded commitments 434,143 444,699
Financial Support, Capital Contributions    
Loss Contingencies [Line Items]    
Unfunded commitments 3,392 3,829
Adviser Funds    
Loss Contingencies [Line Items]    
Unfunded commitments 99,100 139,700
Debt investments    
Loss Contingencies [Line Items]    
Unfunded commitments 434,143 444,699
Investment, Identifier [Axis]: 3GTMS, LLC    
Loss Contingencies [Line Items]    
Unfunded commitments 0 886
Investment, Identifier [Axis]: ATAI Life Sciences N.V.    
Loss Contingencies [Line Items]    
Unfunded commitments 0 7,000
Investment, Identifier [Axis]: Akero Therapeutics, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 0 15,000
Investment, Identifier [Axis]: Akeyless Security Ltd.    
Loss Contingencies [Line Items]    
Unfunded commitments 2,000 0
Investment, Identifier [Axis]: Alchemer LLC    
Loss Contingencies [Line Items]    
Unfunded commitments 890 0
Investment, Identifier [Axis]: Alector, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 10,500 10,500
Investment, Identifier [Axis]: Allvue Systems, LLC    
Loss Contingencies [Line Items]    
Unfunded commitments 0 3,590
Investment, Identifier [Axis]: AlphaSense, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 4,000 4,000
Investment, Identifier [Axis]: Altumint, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 3,000 0
Investment, Identifier [Axis]: Annex Cloud    
Loss Contingencies [Line Items]    
Unfunded commitments 750 0
Investment, Identifier [Axis]: Arcus Biosciences, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 37,500 37,500
Investment, Identifier [Axis]: Armis, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 0 25,000
Investment, Identifier [Axis]: Aryaka Networks, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 0 12,500
Investment, Identifier [Axis]: Babel Street    
Loss Contingencies [Line Items]    
Unfunded commitments 0 4,367
Investment, Identifier [Axis]: Behavox Limited    
Loss Contingencies [Line Items]    
Unfunded commitments 2,100 0
Investment, Identifier [Axis]: Carbyne, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 2,334 0
Investment, Identifier [Axis]: Ceros, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 0 1,707
Investment, Identifier [Axis]: ChenMed, LLC    
Loss Contingencies [Line Items]    
Unfunded commitments 25,000 0
Investment, Identifier [Axis]: CoreView USA, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 10,000 10,000
Investment, Identifier [Axis]: Coronet Cyber Security Ltd.    
Loss Contingencies [Line Items]    
Unfunded commitments 0 17,000
Investment, Identifier [Axis]: Curana Health Holdings, LLC    
Loss Contingencies [Line Items]    
Unfunded commitments 0 7,500
Investment, Identifier [Axis]: DNSFilter, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 5,000 0
Investment, Identifier [Axis]: Dashlane, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 0 5,000
Investment, Identifier [Axis]: Disc Medicine, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 22,500 22,500
Investment, Identifier [Axis]: Dispatch Technologies, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 812 563
Investment, Identifier [Axis]: Distributed Creation Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 5,000 0
Investment, Identifier [Axis]: DocPlanner    
Loss Contingencies [Line Items]    
Unfunded commitments 9,538 0
Investment, Identifier [Axis]: Dragos, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 0 13,000
Investment, Identifier [Axis]: DroneDeploy, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 10,000 625
Investment, Identifier [Axis]: Earnix, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 26,250 41,250
Investment, Identifier [Axis]: Elation Health, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 7,500 0
Investment, Identifier [Axis]: Electronic Hydrogen Co.    
Loss Contingencies [Line Items]    
Unfunded commitments 10,000 0
Investment, Identifier [Axis]: Ennoble Care LLC    
Loss Contingencies [Line Items]    
Unfunded commitments 2,700 0
Investment, Identifier [Axis]: Flight Schedule Pro, LLC    
Loss Contingencies [Line Items]    
Unfunded commitments 0 646
Investment, Identifier [Axis]: Forbion Growth Opportunities Fund I C.V.    
Loss Contingencies [Line Items]    
Unfunded commitments 1,775 1,757
Investment, Identifier [Axis]: Forbion Growth Opportunities Fund II C.V.    
Loss Contingencies [Line Items]    
Unfunded commitments 1,617 2,072
Investment, Identifier [Axis]: Fortified Health Security    
Loss Contingencies [Line Items]    
Unfunded commitments 0 840
Investment, Identifier [Axis]: GoEuro Travel GmbH    
Loss Contingencies [Line Items]    
Unfunded commitments 18,750 26,250
Investment, Identifier [Axis]: Harness, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 25,988 11,550
Investment, Identifier [Axis]: Heron Therapeutics, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 0 8,000
Investment, Identifier [Axis]: Kaseware, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 2,000 0
Investment, Identifier [Axis]: LinenMaster, LLC    
Loss Contingencies [Line Items]    
Unfunded commitments 338 1,000
Investment, Identifier [Axis]: Locus Robotics Corp.    
Loss Contingencies [Line Items]    
Unfunded commitments 16,250 16,250
Investment, Identifier [Axis]: Loft Orbital Solutions Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 7,700 0
Investment, Identifier [Axis]: Loftware, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 2,846 2,277
Investment, Identifier [Axis]: LogRhythm, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 3,143 3,143
Investment, Identifier [Axis]: LogicSource    
Loss Contingencies [Line Items]    
Unfunded commitments 1,209 1,209
Investment, Identifier [Axis]: Main Street Rural, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 874 874
Investment, Identifier [Axis]: Mango Technologies, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 16,750 0
Investment, Identifier [Axis]: Marathon Health, LLC    
Loss Contingencies [Line Items]    
Unfunded commitments 9,620 24,250
Investment, Identifier [Axis]: New Relic, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 2,176 2,176
Investment, Identifier [Axis]: Omeda Holdings, LLC    
Loss Contingencies [Line Items]    
Unfunded commitments 497 731
Investment, Identifier [Axis]: PayIt, LLC    
Loss Contingencies [Line Items]    
Unfunded commitments 2,000 8,000
Investment, Identifier [Axis]: Pindrop Security, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 19,375 19,375
Investment, Identifier [Axis]: Saama Technologies, LLC    
Loss Contingencies [Line Items]    
Unfunded commitments 0 3,875
Investment, Identifier [Axis]: Saronic Technologies, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 21,250 0
Investment, Identifier [Axis]: Scylla DB Ltd.    
Loss Contingencies [Line Items]    
Unfunded commitments 4,886 0
Investment, Identifier [Axis]: ShadowDragon, LLC    
Loss Contingencies [Line Items]    
Unfunded commitments 333 333
Investment, Identifier [Axis]: Smartsheet Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 4,840 0
Investment, Identifier [Axis]: Stoke Space Technologies, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 5,625 0
Investment, Identifier [Axis]: Streamline Healthcare Solutions    
Loss Contingencies [Line Items]    
Unfunded commitments 2,100 2,200
Investment, Identifier [Axis]: Strive Health Holdings, LLC    
Loss Contingencies [Line Items]    
Unfunded commitments 0 8,299
Investment, Identifier [Axis]: Sumo Logic, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 2,000 2,000
Investment, Identifier [Axis]: Suzy, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 0 8,000
Investment, Identifier [Axis]: TaxCalc    
Loss Contingencies [Line Items]    
Unfunded commitments 311 1,166
Investment, Identifier [Axis]: Thumbtack, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 30,000 30,000
Investment, Identifier [Axis]: Viridian Therapeutics, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 0 8,000
Investment, Identifier [Axis]: Weee! Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 12,500 0
Investment, Identifier [Axis]: WellBe Senior Medical, LLC    
Loss Contingencies [Line Items]    
Unfunded commitments 4,000 12,000
Investment, Identifier [Axis]: Zappi, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 2,571 2,571
Investment, Identifier [Axis]: ZeroEyes, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 6,000 0
Investment, Identifier [Axis]: Zimperium, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments 1,087 196
Investment, Identifier [Axis]: iSpot.tv, Inc.    
Loss Contingencies [Line Items]    
Unfunded commitments $ 9,750 $ 0