v3.26.1
Financial Highlights - Schedule of Financial Highlights (Details) - USD ($)
$ / shares in Units, $ in Thousands
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Dec. 31, 2024
Investment Company [Abstract]            
Net Asset Value Per Unit (accrual base), Beginning of Period $ 94.43 [1] $ 96.87        
Income from Investment Operations:            
Net investment income 3.39 3.49        
Net realized and unrealized gain (loss) 2.85 (1.66)        
Total income from investment operations 6.24 1.83        
Less Distributions:            
From net investment income (1.96) (3.92)        
Total distributions (1.96) (3.92)        
Net Asset Value Per Unit (accrual base), End of Period $ 98.71 [1] $ 94.78        
Unitholder Total Return 7.33% 3.30%        
Unitholder IRR before incentive fee 16.07% 13.52%        
Unitholder IRR 13.99% 11.66%        
Ratios and Supplemental Data            
Members' Capital, end of period $ 501,995 $ 823,570 $ 815,597 $ 819,100 $ 601,141 $ 611,229
Units outstanding, end of period 6,310,260 12,745,660 12,745,660 12,745,660 12,745,660 12,745,660
Ratios based on average net assets of Members’ Capital:            
Ratio of total expenses to average net asset 8.14% 9.52%        
Ratio of financing cost to average net assets 1.60% 2.87%        
Ratio of net investment income to average net assets 9.73% 13.31%        
Ratio of incentive fees to average net assets 2.71% 1.23%        
Credit facility payable $ 157,149 $ 439,200        
Asset coverage ratio 4.19% 2.88%        
Portfolio turnover rate 17.33% 11.02%        
[1] Net Asset Value Per Unit (accrual base) equates to the aggregate of the Total Members' Capital and Common Unitholders' undrawn commitment divided by total Common units outstanding.