v3.25.4
Investments - Investments Measured at Fair Value on a Recurring Basis (Details) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments $ 359,400 $ 359,897
Derivative instruments (40) 423
Total investments, including derivative instruments 359,360 360,320
Debt investments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments 302,379 318,838
Warrant investments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments 30,287 24,111
Equity investments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments 26,734 16,948
Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments 0 0
Derivative instruments 0 0
Total investments, including derivative instruments 0 0
Level 1 | Debt investments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments 0 0
Level 1 | Warrant investments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments 0 0
Level 1 | Equity investments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments 0 0
Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments 0 0
Derivative instruments (40) 423
Total investments, including derivative instruments (40) 423
Level 2 | Debt investments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments 0 0
Level 2 | Warrant investments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments 0 0
Level 2 | Equity investments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments 0 0
Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments 359,400 359,897
Derivative instruments 0 0
Total investments, including derivative instruments 359,400 359,897
Level 3 | Debt investments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments 302,379 318,838
Level 3 | Warrant investments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments 30,287 24,111
Level 3 | Equity investments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total portfolio company investments $ 26,734 $ 16,948