CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Investment income:
Payment-in-kind interest income	$ 15,868	$ 7,694	$ 5,920
Dividend income	1,599	569	501
Other income	10,887	2,184	2,182
Total investment income	410,919	224,644	91,675
Operating expenses:
Interest and other debt financing expenses	132,244	61,928	21,734
Base management fees	42,930	23,875	13,011
Incentive fees	29,497	16,365	6,344
Professional fees	2,562	1,790	1,656
Administrative service fees	2,961	1,731	1,132
General and administrative expenses	3,519	2,364	900
Directors’ fees	150	91	82
Operating expenses before fee waivers	213,863	108,144	44,859
Base management fee waivers	0	0	(1,701)
Incentive fee waivers	0	0	(1,468)
Total operating expenses, net of fee waivers	213,863	108,144	41,690
Net investment income before income taxes	197,056	116,500	49,985
Income taxes, including excise taxes	1,206	614	169
Net investment income	195,850	115,886	49,816
Net realized gain (loss):
Non-controlled/non-affiliate company investments	2,993	(403)	(17)
Foreign currency forward contracts	(308)	1,755	664
Foreign currency and other transactions	(467)	272	(4)
Net realized gain (loss)	2,218	1,624	643
Net change in unrealized gain (loss):
Unrealized gain (loss) of investments	1,085	1,459	(5,330)
Foreign currency forward contracts	4,588	(4,383)	711
Foreign currency and other transactions	2,732	(28)	1
Net change in unrealized gain (loss)	8,405	(2,952)	(4,618)
Net gain (loss)	10,623	(1,328)	(3,975)
Net increase (decrease) in net assets resulting from operations	$ 206,473	$ 114,558	$ 45,841
Per common share data:
Net investment income per share - basic (in dollars per share)	$ 1.20	$ 1.21	$ 0.90
Net investment income per share - diluted (in dollars per share)	1.20	1.21	0.90
Net increase (decrease) in net assets resulting from operations per share - basic (in dollars per share)	1.27	1.19	0.83
Net increase (decrease) in net assets resulting from operations per share - diluted (in dollars per share)	$ 1.27	$ 1.19	$ 0.83
Weighted average common shares outstanding - basic (in shares)	163,042	96,102	55,418
Weighted average common shares outstanding - diluted (in shares)	163,042	96,102	55,418
Non-controlled/non-affiliate company investments
Investment income:
Interest income	$ 377,064	$ 211,362	$ 81,857
Payment-in-kind interest income	15,217	7,637	5,920
Dividend income	1,549	569	501
Other income	10,887	2,019	2,182
Total investment income	404,717	221,587	90,460
Net realized gain (loss):
Non-controlled/non-affiliate company investments	3,031	(403)	(17)
Net change in unrealized gain (loss):
Unrealized gain (loss) of investments	13,437	(1,242)	(5,634)
Non-controlled/affiliate company investments
Investment income:
Interest income	5,501	2,835	1,215
Payment-in-kind interest income	651	57	0
Dividend income	50	0	0
Other income	0	165	0
Total investment income	6,202	3,057	1,215
Net realized gain (loss):
Non-controlled/non-affiliate company investments	(38)	0	0
Net change in unrealized gain (loss):
Unrealized gain (loss) of investments	$ (12,352)	$ 2,701	$ 304