Net Assets - Cash Distributions (Details) - USD ($) $ / shares in Units, $ in Thousands																		9 Months Ended
	Sep. 07, 2022	Aug. 24, 2022	Jul. 20, 2022	Jun. 23, 2022	May 23, 2022	Apr. 23, 2022	Mar. 23, 2022	Feb. 23, 2022	Jan. 26, 2022	Sep. 27, 2021	Aug. 25, 2021	Jul. 21, 2021	May 25, 2021	Apr. 23, 2021	Mar. 30, 2021	Feb. 24, 2021	Jan. 29, 2021	Sep. 30, 2022	Sep. 30, 2021
Class I
Class of Stock [Line Items]
Declared distribution (in dollars per share)	$ 0.1740	$ 0.2440	$ 0.1740	$ 0.1740	$ 0.1740	$ 0.1740	$ 0.1740	$ 0.1740	$ 0.1740	$ 0.1740	$ 0.1740	$ 0.1740	$ 0.1563	$ 0.1510	$ 0.1458	$ 0.1427	$ 0.1151	$ 1.6360	$ 1.5229
Distribution Amount	$ 108,483	$ 148,413	$ 102,863	$ 100,372	$ 96,450	$ 89,838	$ 82,959	$ 75,042	$ 66,686	$ 42,453	$ 36,103	$ 31,252	$ 19,336	$ 15,074	$ 10,483	$ 7,206	$ 3,431	$ 871,106	$ 207,543
Class I | Net Investment Income
Class of Stock [Line Items]
Declared distribution (in dollars per share)																		$ 1.6360	$ 1.5229
Distribution Amount																		$ 871,106	$ 207,543
Class I | Net Realized Gains
Class of Stock [Line Items]
Declared distribution (in dollars per share)																		$ 0	$ 0
Distribution Amount																		$ 0	$ 0
Class S
Class of Stock [Line Items]
Declared distribution (in dollars per share)	$ 0.1562	$ 0.2263	$ 0.1564	$ 0.1561	$ 0.1558	$ 0.1557	$ 0.1557	$ 0.1556	$ 0.1556	$ 0.1557	$ 0.1557	$ 0.1557	$ 0.1382	$ 0.1329	$ 0.1281	$ 0.1250	$ 0.1008	$ 1.4734	$ 1.3638
Distribution Amount	$ 41,985	$ 58,706	$ 39,451	$ 38,018	$ 35,893	$ 32,985	$ 29,834	$ 26,598	$ 23,816	$ 11,742	$ 9,376	$ 8,187	$ 4,607	$ 2,994	$ 1,426	$ 827	$ 277	$ 327,287	$ 51,138
Class S | Net Investment Income
Class of Stock [Line Items]
Declared distribution (in dollars per share)																		$ 1.4734	$ 1.3638
Distribution Amount																		$ 327,287	$ 51,138
Class S | Net Realized Gains
Class of Stock [Line Items]
Declared distribution (in dollars per share)																		$ 0	$ 0
Distribution Amount																		$ 0	$ 0
Class D
Class of Stock [Line Items]
Declared distribution (in dollars per share)	$ 0.1688	$ 0.2388	$ 0.1688	$ 0.1687	$ 0.1686	$ 0.1686	$ 0.1686	$ 0.1686	$ 0.1686	$ 0.1686	$ 0.1686	$ 0.1686	$ 0.1510					$ 1.5881	$ 0.9414
Distribution Amount	$ 7,401	$ 10,007	$ 6,555	$ 6,190	$ 5,699	$ 5,126	$ 4,551	$ 3,961	$ 3,469	$ 1,309	$ 997	$ 749	$ 205					$ 52,959	$ 4,120
Class D | Net Investment Income
Class of Stock [Line Items]
Declared distribution (in dollars per share)																		$ 1.5881	$ 0.9414
Distribution Amount																		$ 52,959	$ 4,120
Class D | Net Realized Gains
Class of Stock [Line Items]
Declared distribution (in dollars per share)																		$ 0	$ 0
Distribution Amount																		$ 0	$ 0