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Portfolio Company Investments - Schedule of Debt Investment on Non-Accrual Status (Details) - USD ($)
$ in Thousands
Dec. 31, 2024
Dec. 31, 2023
Fair Value    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total $ 10,270 $ 9,664
Fair Value | Suited Connector LLC    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total 5,505 4,324
Fair Value | Virtex Enterprises, LP    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total 4,765 5,340
Cost    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Total 44,379 32,062
Cost | Quantum IR Technologies, LLC [Member]    
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 $ 11,259 $ 10,906