v3.26.1
CONSOLIDATED FINANCIAL HIGHLIGHTS (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Investment Company, Financial Highlights [Roll Forward]          
Net asset value, beginning of period (in dollars per unit) [1]     $ 18.57 $ 18.96  
Net investment income (loss) (in dollars per unit) [1]     0.75 0.85  
Net unrealized and realized gain (loss) (in dollars per unit) [1],[2]     (0.63) (0.19)  
Net increase (decrease) in net assets resulting from operations (in dollars per unit) [1]     0.12 0.66  
Distributions declared (in dollars per unit) $ (0.39) $ (0.42) (0.78) [1] (0.85) [1]  
Total increase (decrease) in net assets (in dollars per unit) [1]     (0.66) (0.19)  
Net asset value, end of period (in dollars per unit) [1] $ 17.91 $ 18.77 $ 17.91 $ 18.77  
Units outstanding, end of period (in units) 172,668,816 [1] 185,456,368 [1] 172,668,816 [1] 185,456,368 [1] 182,049,066
Weighted average units outstanding - (basic) 180,379,755 187,815,378 182,816,004 [1] 183,838,053 [1]  
Weighted average units outstanding - (diluted) 180,379,755 187,815,378 182,816,004 [1] 183,838,053 [1]  
Total return based on net asset value [1],[3]     0.68% 3.55%  
Ratio/Supplemental Data:          
Members' capital at end of period [1] $ 3,091,814 $ 3,480,148 $ 3,091,814 $ 3,480,148  
Ratio of expenses before waivers to average Members' Capital [1],[4]     10.19% 10.07%  
Ratio of net expenses to average Members Capital [1],[4]     9.85% 9.40%  
Ratio of net investment income to average Members' Capital [1],[4]     8.54% 9.49%  
Asset coverage ratio [1],[5] 204.00% 211.00% 204.00% 211.00%  
Portfolio turnover rate [1]     5.75% 8.41%  
[1] The per unit data was derived by using the weighted average units outstanding during the period, except otherwise noted.
[2] The amount shown does not correspond with the aggregate amount for the period as it includes the effect of the timing of capital transactions.
[3] Total return (not annualized) is calculated assuming a purchase of units at the opening of the first day of the period and a sale on the closing of the last business day of the period. Distributions, if any, are assumed for purposes of this calculation, to be reinvested at prices obtained under the Company’s DRIP.
[4] Amounts are annualized except for incentive fees, organization and offering costs, and other expenses for which expense support was provided, as applicable.
[5] Effective October 27, 2021, in accordance with Section 61(a)(2) of the 1940 Act, with certain limited exceptions, the Company is allowed to borrow amounts such that its asset coverage, as defined in the 1940 Act, is at least 150% after such borrowing. Prior to October 27, 2021, in accordance with the 1940 Act, with certain limited exceptions, the Company was allowed to borrow amounts such that its asset coverage, as defined in the 1940 Act, was at least 200% after such borrowing.