v3.26.1
Fair Value (Details) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2026
Dec. 31, 2025
Fair Value [Line Items]      
Unamortized deferred debt, percentage   5.50%  
Equity cost value $ 2,800,000 $ 6,700,000  
Investment held in subordinated and income notes     $ 24,100,000
Amortization of cost 36,000 $ 74,000  
Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]   Non-Affiliate/non-control investments  
OXSQG [Member]      
Fair Value [Line Items]      
Unamortized deferred debt, percentage   5.50%  
OXSQH [Member]      
Fair Value [Line Items]      
Unamortized deferred debt, percentage   7.75%  
5.50% Unsecured Notes [Member]      
Fair Value [Line Items]      
Unamortized deferred debt, percentage     5.50%
Carrying value net of unamortized deferred debt discount issuance cost 800,000 $ 800,000 $ 1,000,000
Unsecured Notes [Member]      
Fair Value [Line Items]      
Unamortized deferred debt, percentage   7.75%  
7.75% Unsecured Notes [Member]      
Fair Value [Line Items]      
Unamortized deferred debt, percentage     7.75%
Carrying value net of unamortized deferred debt discount issuance cost 2,300,000 $ 2,300,000 $ 2,600,000
CLO [Member]      
Fair Value [Line Items]      
Equity cost value     7,700,000
Investment held in subordinated and income notes 6,300,000 13,300,000  
Amortization of cost     57,000
Interest income recognized     $ 16,500,000
CLO [Member] | Subordinated and income notes [Member]      
Fair Value [Line Items]      
Interest income recognized $ 3,500,000 $ 6,700,000  
Minimum [Member]      
Fair Value [Line Items]      
Unamortized deferred debt, percentage   5.50%  
Maximum [Member]      
Fair Value [Line Items]      
Unamortized deferred debt, percentage   7.75%