v3.25.4
Investments - Quantitative Information About the Level 3 Fair Value Measurements (Details)
$ in Thousands
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Total portfolio company investments $ 359,400 $ 359,897
Debt investments    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Total portfolio company investments 302,379 318,838
Warrant investments    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Total portfolio company investments 30,287 24,111
Equity investments    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Total portfolio company investments 26,734 16,948
Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Total portfolio company investments 359,400 359,897
Level 3 | Debt investments    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Total portfolio company investments 302,379 318,838
Level 3 | Debt investments | Discounted Cash Flows    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Total portfolio company investments 285,046 311,488
Level 3 | Debt investments | Probability-Weighted Expected Return Method    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Total portfolio company investments $ 17,333 $ 7,350
Level 3 | Debt investments | Minimum | Discount Rate | Discounted Cash Flows    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.0617 0.1012
Level 3 | Debt investments | Minimum | Probability Weighting of Alternative Outcomes | Probability-Weighted Expected Return Method    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0 0.2500
Level 3 | Debt investments | Maximum | Discount Rate | Discounted Cash Flows    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.5114 0.3773
Level 3 | Debt investments | Maximum | Probability Weighting of Alternative Outcomes | Probability-Weighted Expected Return Method    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 1.0000 1.0000
Level 3 | Debt investments | Weighted Average | Discount Rate | Discounted Cash Flows    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.1602 0.1804
Level 3 | Debt investments | Weighted Average | Probability Weighting of Alternative Outcomes | Probability-Weighted Expected Return Method    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.7122 0.7837
Level 3 | Warrant investments    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Total portfolio company investments $ 30,287 $ 24,111
Level 3 | Warrant investments | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Total portfolio company investments $ 30,287 $ 24,111
Level 3 | Warrant investments | Minimum | Revenue Multiples | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.45 0.40
Level 3 | Warrant investments | Minimum | Volatility | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.3500 0.3500
Level 3 | Warrant investments | Minimum | Term | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.50 0.50
Level 3 | Warrant investments | Minimum | Risk Free Rate | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.0017 0.0017
Level 3 | Warrant investments | Maximum | Revenue Multiples | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 56.90 56.90
Level 3 | Warrant investments | Maximum | Volatility | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.8500 0.9000
Level 3 | Warrant investments | Maximum | Term | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 5.00 5.50
Level 3 | Warrant investments | Maximum | Risk Free Rate | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.0487 0.0487
Level 3 | Warrant investments | Weighted Average | Revenue Multiples | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 5.27 3.80
Level 3 | Warrant investments | Weighted Average | Volatility | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.6549 0.6544
Level 3 | Warrant investments | Weighted Average | Term | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 3.42 3.4
Level 3 | Warrant investments | Weighted Average | Risk Free Rate | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.0325 0.0364
Level 3 | Equity investments    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Total portfolio company investments $ 26,734 $ 16,948
Level 3 | Equity investments | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Total portfolio company investments $ 26,734 $ 16,948
Level 3 | Equity investments | Minimum | Revenue Multiples | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.55 0.70
Level 3 | Equity investments | Minimum | Volatility | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.4000 0.5000
Level 3 | Equity investments | Minimum | Term | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 1.75 1.75
Level 3 | Equity investments | Minimum | Risk Free Rate | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.0046 0.0046
Level 3 | Equity investments | Minimum | EBITDA Multiples | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 10.5  
Level 3 | Equity investments | Maximum | Revenue Multiples | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 11.00 11.00
Level 3 | Equity investments | Maximum | Volatility | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.8500 0.9000
Level 3 | Equity investments | Maximum | Term | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 4.5 4.00
Level 3 | Equity investments | Maximum | Risk Free Rate | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.0486 0.0486
Level 3 | Equity investments | Maximum | EBITDA Multiples | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 11.5  
Level 3 | Equity investments | Weighted Average | Revenue Multiples | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 2.24 2.34
Level 3 | Equity investments | Weighted Average | Volatility | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.5788 0.5678
Level 3 | Equity investments | Weighted Average | Term | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 3.04 3.08
Level 3 | Equity investments | Weighted Average | Risk Free Rate | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 0.0341 0.0335
Level 3 | Equity investments | Weighted Average | EBITDA Multiples | Black Scholes Option Pricing Model    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Unobservable Inputs 11.00