Financial Highlights (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Investment Company, Financial Highlights [Roll Forward]
Member's capital, beginning balance (in dollars per share)			$ 10.04	$ 10.02
Net investment income (loss) (in dollars per share)			0.45	0.48
Net realized and unrealized gains (losses) (in dollars per share)			(0.07)	0.03
Total net increase (decrease) (in dollars per share)			0.38	0.51
Net increase (decrease) in members' capital from capital transactions (in dollars per share)			0	0.01
Distributions declared to unitholders from net investment income (in dollars per share)			(0.448)	(0.513)
Member's capital, ending balance (in dollars per share)	$ 9.97	$ 10.03	$ 9.97	$ 10.03
Total return based on members' capital			3.78%	5.26%
Units outstanding at end of period (in shares)	38,430,375	24,525,250	38,430,375	24,525,250	33,306,325
Average weighted units outstanding for the period - basic (in shares)	33,362,633	16,852,036	33,334,635	13,706,018
Average weighted units outstanding for the period - diluted (in shares)	33,362,633	16,852,036	33,334,635	13,706,018
Average members' capital for the period			$ 334,106	$ 137,431
Ratio to average members' capital:
Net investment income (loss)			8.97%	9.65%
Total expenses, before waivers			3.60%	4.95%
Total expenses, net of waivers			3.59%	4.24%
Asset coverage ratio	2228.04%		2228.04%
Portfolio turnover			10.80%	12.15%
Capital Commitments			$ 512,405	$ 490,505
Funded Capital Commitments	$ 384,304	$ 245,253	$ 384,304	$ 245,253
Percentage of Capital Commitments funded			75.00%	50.00%
BMO Subscription Line
Ratio to average members' capital:
Average debt outstanding			$ 57,030	$ 12,440