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Portfolio Company Investments - Schedule of Debt Investment on Non-Accrual Status (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total	$ 3,409	$ 10,270
Fair Value | Suited Connector LLC
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total	1,784	5,505
Fair Value | Virtex Enterprises, LP
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total	1,625	4,765
Cost
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total	32,382	44,379
Cost | Quantum IR Technologies, LLC
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total		11,964
Cost | US GreenFiber, LLC
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total	5,223	5,223
Cost | Suited Connector LLC
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total	15,933	15,933
Cost | Virtex Enterprises, LP
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total	$ 11,226	$ 11,259

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- Definition

Amount of investment in debt security measured at amortized cost (held-to-maturity) on nonaccrual status.

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