Commitment and Contingencies - Schedule of Commitments to Fund Investments in Current Portfolio Companies (Details) - USD ($)	Sep. 30, 2025	Dec. 31, 2024
Other Commitments [Line Items]
Outstanding commitments to fund investments	$ 60,616,000	$ 50,512,000
Investment, Identifier [Axis]: A&J Holdco, LLC - Delayed Draw & Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	3,712,000	0
Investment, Identifier [Axis]: Aeritek Global Holdings, LLC - Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	715,000	0
Investment, Identifier [Axis]: Afore Insurance Services, LLC - Delayed Draw & Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	1,749,000	3,289,000
Investment, Identifier [Axis]: Alcrete, LLC - Delayed Draw & Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	2,996,000	0
Investment, Identifier [Axis]: Align ENTA Management Services, LLC - Delayed Draw & Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	1,823,000	3,212,000
Investment, Identifier [Axis]: Ark Data Centers, LLC - Delayed Draw & Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	2,223,000	3,041,000
Investment, Identifier [Axis]: Attigo Health, LLC - Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	571,000	0
Investment, Identifier [Axis]: BSU VS Holdings, LLC - Delayed Draw
Other Commitments [Line Items]
Outstanding commitments to fund investments	1,476,000	0
Investment, Identifier [Axis]: Best Practice Associates, LLC - Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	588,000	588,000
Investment, Identifier [Axis]: By Light Professional IT Services, LLC - Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	446,000	0
Investment, Identifier [Axis]: CX Institutional, LLC - Delayled Draw
Other Commitments [Line Items]
Outstanding commitments to fund investments	231,000	692,000
Investment, Identifier [Axis]: Chirisa Volo, LLC - Delayed Draw
Other Commitments [Line Items]
Outstanding commitments to fund investments	203,000	6,125,000
Investment, Identifier [Axis]: Crete PA Holdco, LLC - Delayed Draw & Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	1,126,000	1,727,000
Investment, Identifier [Axis]: Galaxy Helios I, LLC - Delayed Draw
Other Commitments [Line Items]
Outstanding commitments to fund investments	9,716,000	0
Investment, Identifier [Axis]: Garden Owner, LLC - Delayed Draw
Other Commitments [Line Items]
Outstanding commitments to fund investments	0	64,000
Investment, Identifier [Axis]: Gas Media Holdings, LLC - Delayed Draw & Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	2,305,000	0
Investment, Identifier [Axis]: Govos Intermediate Holdings - Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	0	181,000
Investment, Identifier [Axis]: IXOPay, Inc. - Delayed Draw & Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	3,537,000	0
Investment, Identifier [Axis]: JFL-Atomic AcquisitionCo, Inc. - Delayed Draw & Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	1,845,000	0
Investment, Identifier [Axis]: Jitterbit, Inc. - Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	50,000	200,000
Investment, Identifier [Axis]: Kelso Industries, LLC - Delayed Draw
Other Commitments [Line Items]
Outstanding commitments to fund investments	951,000	2,703,000
Investment, Identifier [Axis]: Mist Holding Co. - Delayed Draw & Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	4,691,000	4,482,000
Investment, Identifier [Axis]: Mountainside Fitness Acquisitions, LLC - Delayed Draw & Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	1,564,000	1,564,000
Investment, Identifier [Axis]: North American Central School Bus Intermediate Holding Company, LLC - Delayed Draw
Other Commitments [Line Items]
Outstanding commitments to fund investments	840,000	0
Investment, Identifier [Axis]: OPLTD Glenwillow LLC - Delayed Draw
Other Commitments [Line Items]
Outstanding commitments to fund investments	625,000	1,320,000
Investment, Identifier [Axis]: PT&C Group, LLC - Delayed Draw & Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	964,000	2,236,000
Investment, Identifier [Axis]: Payrange, LLC - Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	620,000	620,000
Investment, Identifier [Axis]: SDG Mgmt Company, LLC - Delayed Draw & Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	4,837,000	10,050,000
Investment, Identifier [Axis]: Sensei Holdco, LLC - Delayed Draw & Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	2,895,000	0
Investment, Identifier [Axis]: Soapy Joe's Midco OC Holdings LLC - Delayed Draw
Other Commitments [Line Items]
Outstanding commitments to fund investments	3,847,000	0
Investment, Identifier [Axis]: THE MARLOWE APARTMENTS, LLC - Delayed Draw
Other Commitments [Line Items]
Outstanding commitments to fund investments	1,094,000	0
Investment, Identifier [Axis]: TMC Buyer Inc - Delayed Draw
Other Commitments [Line Items]
Outstanding commitments to fund investments	180,000	421,000
Investment, Identifier [Axis]: TickPick Intermediate Holdings LLC - Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	200,000	200,000
Investment, Identifier [Axis]: Top Rx, LLC - Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	917,000	1,112,000
Investment, Identifier [Axis]: US Signal Company, LLC - Delayed Draw & Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	575,000	1,149,000
Investment, Identifier [Axis]: Vacation Rental Brands. LLC
Other Commitments [Line Items]
Outstanding commitments to fund investments	0	4,013,000
Investment, Identifier [Axis]: WHI Global, LLC - Revolver
Other Commitments [Line Items]
Outstanding commitments to fund investments	306,000	0
Investment, Identifier [Axis]: Willow Breeze LLC - Delayed Draw
Other Commitments [Line Items]
Outstanding commitments to fund investments	$ 198,000	$ 1,523,000