v3.26.1
Fair Value of Financial Instruments - Schedule of Assets and Liabilities Measured at Fair Value (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Foreign currency forward contracts $ 0 $ 711 [1]
Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 1,192,350 927,402
Cash equivalents 8,643 2,849
Foreign currency forward contracts   (711)
Total 1,200,993 929,540
Senior Secured Loans | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 1,074,494 853,893
Second Lien Loans | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 22,281 6,434
Subordinated Debt | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 25,554  
Preferred Stock/Units | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 29,297 36,264
Common Stock/Units | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 967 60
Equity Interest | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 13,035 14,746
Warrants & Other Contractual Rights | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 26,722 16,005
Level 1 | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 333 42
Cash equivalents 8,643 2,849
Foreign currency forward contracts   0
Total 8,976 2,891
Level 1 | Senior Secured Loans | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 0 0
Level 1 | Second Lien Loans | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 0 0
Level 1 | Subordinated Debt | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 0  
Level 1 | Preferred Stock/Units | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 0 0
Level 1 | Common Stock/Units | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 333 42
Level 1 | Equity Interest | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 0 0
Level 1 | Warrants & Other Contractual Rights | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 0 0
Level 2 | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 347 423
Cash equivalents 0 0
Foreign currency forward contracts   (711)
Total 347 (288)
Level 2 | Senior Secured Loans | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 0 0
Level 2 | Second Lien Loans | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 0 0
Level 2 | Subordinated Debt | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 0  
Level 2 | Preferred Stock/Units | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 0 0
Level 2 | Common Stock/Units | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 0 0
Level 2 | Equity Interest | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 0 0
Level 2 | Warrants & Other Contractual Rights | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 347 423
Level 3    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 1,178,635 913,684
Level 3 | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 1,178,635 913,684
Cash equivalents 0 0
Foreign currency forward contracts   0
Total 1,178,635 913,684
Level 3 | Senior Secured Loans | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 1,074,494 853,893
Level 3 | Second Lien Loans | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 22,281 6,434
Level 3 | Subordinated Debt | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 25,554  
Level 3 | Preferred Stock/Units | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 29,297 36,264
Level 3 | Common Stock/Units | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 634 18
Level 3 | Equity Interest | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 0 1,493
Level 3 | Warrants & Other Contractual Rights | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments 26,375 15,582
Measured at Net Asset Value | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments [2] 13,035 13,253
Cash equivalents [2] 0 0
Foreign currency forward contracts [2]   0
Total [2] 13,035 13,253
Measured at Net Asset Value | Senior Secured Loans | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments [2] 0 0
Measured at Net Asset Value | Second Lien Loans | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments [2] 0 0
Measured at Net Asset Value | Subordinated Debt | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments [2] 0  
Measured at Net Asset Value | Preferred Stock/Units | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments [2] 0 0
Measured at Net Asset Value | Common Stock/Units | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments [2] 0 0
Measured at Net Asset Value | Equity Interest | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments [2] 13,035 13,253
Measured at Net Asset Value | Warrants & Other Contractual Rights | Fair Value, Recurring [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Investments [2] $ 0 $ 0
[1] Net amount of derivative liabilities represents the net amount due from the Company to the counterparty.
[2] In accordance with ASC 820, the Company's equity investment in Runway-Cadma I LLC is measured using the net asset value as a practical expedient for fair value, and thus has not been classified in the fair value hierarchy.