Unaudited Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Investment income:
Total interest income	$ 69,408	$ 60,553
Total dividend income	7,290	6,739
Total fee and other income	5,240	4,376
Total payment-in-kind interest income	3,455	2,365
Interest income from cash	664	261
Total investment income	86,057	74,294
Operating expenses:
Interest and other financing fees	20,915	24,152
Base management fee (Note 2)	5,723	4,593
Incentive management fees (Note 2)	3,801	3,067
Other general and administrative expenses (Note 2)	1,734	1,667
Total operating expenses	32,173	33,479
Net investment income before taxes	53,884	40,815
Income taxes, including excise tax expense	400	250
Net investment income	53,484	40,565
Net realized gains (losses):
Net realized gains (losses) on investments	(465)	(3,559)
Foreign currency transactions	722	(397)
Forward currency contracts	25,952	(14,917)
Net realized gains (losses)	26,209	(18,873)
Net unrealized appreciation (depreciation):
Net unrealized appreciation (depreciation) on investments	19,381	1,916
Foreign currency transactions	(3,917)	1,850
Forward currency contracts	(39,714)	25,940
Net unrealized appreciation (depreciation)	(24,250)	29,706
Net realized gains (losses) and unrealized appreciation (depreciation) on investments, foreign currency transactions and forward currency contracts	1,959	10,833
Net increase in net assets resulting from operations	$ 55,443	$ 51,398
Net investment income per share—basic (in dollars per share)	$ 0.53	$ 0.57
Net investment income per share— diluted (in dollars per share)	0.53	0.57
Net increase in net assets resulting from operations per share—basic and diluted (in dollars per share)	0.55	0.72
Dividends / distributions per share:
Total dividends / distributions per share, declared (in dollars per share)	0.60	0.60
Total dividends / distributions per share, paid (in dollars per share)	$ 0.60	$ 0.60
Weighted average shares outstanding—basic (in shares)	101,251,032	71,002,621
Weighted average shares outstanding—diluted (in shares)	101,251,032	71,002,621
Non-Control / Non-Affiliate investments
Investment income:
Total interest income	$ 68,905	$ 60,264
Total dividend income	777	938
Total fee and other income	5,222	4,347
Total payment-in-kind interest income	3,224	2,274
Net realized gains (losses):
Net realized gains (losses) on investments	(465)	(3,559)
Net unrealized appreciation (depreciation):
Net unrealized appreciation (depreciation) on investments	18,070	2,907
Affiliate investments
Investment income:
Total interest income	503	289
Total dividend income	6,513	5,801
Total fee and other income	18	29
Total payment-in-kind interest income	0	91
Net unrealized appreciation (depreciation):
Net unrealized appreciation (depreciation) on investments	1,325	(991)
Control investments
Investment income:
Total payment-in-kind interest income	231	0
Net unrealized appreciation (depreciation):
Net unrealized appreciation (depreciation) on investments	$ (14)	$ 0