Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Investment income:
Total investment income	$ 99,508	$ 104,188	$ 200,966	$ 203,289
Expenses:
Interest and other financing expenses	34,707	29,302	68,886	56,562
Management fees	9,624	8,639	19,242	16,869
Income based incentive fees	9,279	11,554	19,122	22,890
Professional fees	1,698	1,687	3,306	2,904
Directors’ fees	130	128	259	274
Administrative service fees	85	17	145	42
General and other expenses	128	51	310	159
Total expenses	55,651	51,378	111,270	99,700
Management fees waiver (Note 3)	0	(2,160)	(641)	(5,257)
Incentive fees waiver (Note 3)	0	(1,651)	(375)	(2,862)
Net expenses	55,651	47,567	110,254	91,581
Net investment income (loss) before taxes	43,857	56,621	90,712	111,708
Excise tax expense	200	500	827	936
Net investment income (loss) after taxes	43,657	56,121	89,885	110,772
Net realized and unrealized gain (loss):
Net realized gain (loss) on non-controlled/non-affiliated investments			587	(5,517)
Foreign currency and other transactions	66	0	53	0
Net realized gain (loss)	91	108	640	(5,517)
Translation of assets and liabilities in foreign currencies	101	0	100	0
Net unrealized appreciation (depreciation)	(7,652)	2,816	(24,759)	5,474
Net realized and unrealized gain (loss)	(7,561)	2,924	(24,119)	(43)
Net increase (decrease) in net assets resulting from operations	$ 36,096	$ 59,045	$ 65,766	$ 110,729
Net investment income (loss) per share - basic (in dollars per share)	$ 0.50	$ 0.63	$ 1.02	$ 1.25
Net investment income (loss) per share - diluted (in dollars per share)	0.50	0.63	1.02	1.25
Earnings per share - basic (in dollars per share)	0.41	0.66	0.75	1.25
Earnings per share - diluted (in dollars per share)	$ 0.41	$ 0.66	$ 0.75	$ 1.25
Weighted average shares outstanding - basic (in shares)	87,189,801	89,271,839	87,798,346	88,315,183
Weighted average shares outstanding - diluted (in shares)	87,189,801	89,271,839	87,798,346	88,315,183
From non-controlled/non-affiliated investments:
Investment income:
Interest income	$ 93,752	$ 99,072	$ 188,693	$ 193,703
Payment-in-kind income	3,815	2,850	8,003	5,494
Dividend income	650	646	1,244	1,211
Other income	1,175	1,620	2,870	2,881
Net realized and unrealized gain (loss):
Net realized gain (loss) on non-controlled/non-affiliated investments	25	108	587	(5,517)
Net change in unrealized appreciation (depreciation)	(7,751)	2,816	(24,899)	5,474
From non-controlled/affiliated investments:
Investment income:
Interest income	44	0	70	0
Payment-in-kind income	72	0	86	0
Net realized and unrealized gain (loss):
Net change in unrealized appreciation (depreciation)	$ (2)	$ 0	$ 40	$ 0