Consolidated Statements of Changes in Net Assets (Unaudited) - USD ($) $ in Thousands		3 Months Ended					6 Months Ended	9 Months Ended
	Jun. 30, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Sep. 30, 2022	Sep. 30, 2023
Beginning balance		$ 906,467	$ 812,319	$ 546,711	$ (913)			$ 546,711
Net investment income (loss)		32,056	32,421	15,115	(707)	$ (943)
Net change in unrealized gains (losses) on investments and foreign currency translation		29,957	423	13,047	432		$ 432	$ 43,427
Net realized gains (losses) on investments and foreign currency transactions		(510)	(13)	56	(56)
Issuance of common shares, Value		150,000	75,000	250,000	180,572	30
Stock issued in connection with dividend reinvestment plan		16,452	9,563
Stock issued in connection with dividend reinvestment plan, Shares	629,647							1,000,755
Dividends declared from net investment income		(27,277)	(23,246)	(12,610)
Ending balance	$ 906,467	1,107,145	906,467	812,319	179,328	(913)	$ 179,328	$ 1,107,145
Common Shares
Beginning balance		$ 35	$ 32	$ 22	$ 1			$ 22
Beginning balance, Shares		34,695,429	31,525,841	21,882,028	1,200			21,882,028
Issuance of common shares, Value		$ 5	$ 3	$ 10	$ 72	$ 1
Issuance of common shares, Shares			2,798,480	9,643,813	7,286,600	1,200		5,387,887
Stock issued in connection with dividend reinvestment plan		$ 1
Stock issued in connection with dividend reinvestment plan, Shares		629,647	371,108				0
Ending balance	$ 35	$ 41	$ 35	$ 32	$ 73	$ 1	$ 73	$ 41
Ending balance, Shares	34,695,429	40,712,963	34,695,429	31,525,841	7,287,800	1,200	7,287,800	40,712,963
Paid in Capital in Excess of Par
Beginning balance		$ 877,146	$ 792,586	$ 542,596	$ 29			$ 542,596
Issuance of common shares, Value		149,995	74,997	249,990	180,500	$ 29
Stock issued in connection with dividend reinvestment plan		16,451	9,563
Ending balance	$ 877,146	1,043,592	877,146	792,586	180,529	29	$ 180,529	1,043,592
Distributable Earnings
Beginning balance		29,286	19,701	4,093	(943)			4,093
Net investment income (loss)		32,056	32,421	15,115	(707)	(943)
Net change in unrealized gains (losses) on investments and foreign currency translation		29,957	423	13,047	432
Net realized gains (losses) on investments and foreign currency transactions		(510)	(13)	56	(56)
Dividends declared from net investment income		27,277	(23,246)	(12,610)
Ending balance	$ 29,286	$ 63,512	$ 29,286	$ 19,701	$ (1,274)	$ (943)	$ (1,274)	$ 63,512