CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Investment income:
Payment-in-kind interest income	$ 7,694	$ 5,920	$ 1,298
Total investment income	224,644	91,675	32,133
Operating expenses:
Interest and other debt financing expenses	61,928	21,734	6,036
Base management fees	23,875	13,011	6,027
Incentive fees	16,365	6,344	4,449
Professional fees	1,790	1,656	587
Administrative service fees	1,731	1,132	560
General and administrative expenses	2,364	900	551
Directors’ fees	91	82	60
Operating expenses before fee waivers	108,144	44,859	18,270
Base management fee waivers	0	(1,701)	(1,425)
Incentive fee waivers	0	(1,468)	(2,440)
Total operating expenses, net of fee waivers	108,144	41,690	14,405
Net investment income before income taxes	116,500	49,985	17,728
Income taxes, including excise taxes	614	169	(1)
Net investment income	115,886	49,816	17,729
Net realized gain (loss):
Non-controlled/non-affiliate company investments	(403)	(17)	488
Foreign currency forward contracts	1,755	664	29
Foreign currency and other transactions	272	(4)	(47)
Net realized gain (loss)	1,624	643	470
Net change in unrealized gain (loss):
Net change in unrealized gain (loss):	1,459	(5,330)	8,982
Foreign currency forward contracts	(4,383)	711	742
Foreign currency and other transactions	(28)	1	0
Net change in unrealized gain (loss)	(2,952)	(4,618)	9,724
Net gain (loss)	(1,328)	(3,975)	10,194
Net increase (decrease) in net assets resulting from operations	$ 114,558	$ 45,841	$ 27,923
Per common share data:
Net investment income per share - basic (in dollars per share)	$ 1.21	$ 0.90	$ 0.76
Net investment income per share - diluted (in dollars per share)	1.21	0.90	0.76
Net increase (decrease) in net assets resulting from operations per share - basic (in dollars per share)	1.19	0.83	1.20
Net increase (decrease) in net assets resulting from operations per share - diluted (in dollars per share)	$ 1.19	$ 0.83	$ 1.20
Weighted average common shares outstanding - basic (in shares)	96,102	55,418	23,221
Weighted average common shares outstanding - diluted (in shares)	96,102	55,418	23,221
Non-controlled/non-affiliate company investments
Investment income:
Interest, fee and dividend income	$ 214,531	$ 84,540	$ 30,731
Payment-in-kind interest income	7,637	5,920	1,298
Total investment income	222,168	90,460	32,029
Net realized gain (loss):
Non-controlled/non-affiliate company investments	(403)	(17)	488
Net change in unrealized gain (loss):
Net change in unrealized gain (loss):	(1,256)	(5,634)	8,982
Non-controlled affiliate company investments
Investment income:
Payment-in-kind interest income	57	0	0
Interest income	2,419	1,215	104
Total investment income	2,476	1,215	104
Net realized gain (loss):
Non-controlled/non-affiliate company investments	0	0
Net change in unrealized gain (loss):
Net change in unrealized gain (loss):	$ 2,715	$ 304	$ 0