Consolidated Statements of Changes in Net Assets - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Increase (Decrease) in Net Assets Resulting from Operations
Net investment income (loss)	$ 92,258	$ 97,080	$ 286,691	$ 265,914
Net change in unrealized gain (loss)	109,688	(63,746)	38,547	(6,351)
Realized gain (loss)	(82,408)	23,470	(106,711)	7,982
Net Increase (Decrease) in Net Assets Resulting from Operations	119,538	56,804	218,527	267,545
Distributions
Distributions declared from earnings	(76,545)	(77,028)	(236,029)	(223,426)
Capital Share Transactions
Reinvestment of distributions	22,161	19,888	63,019	53,406
Net Increase/(Decrease) in Net Assets Resulting from Capital Share Transactions	22,161	19,888	63,019	53,406
Total Increase/(Decrease) in Net Assets	65,154	(336)	45,517	97,525
Net Assets, at beginning of period	3,510,357	3,485,226	3,529,994	3,387,365
Net Assets, at end of period	$ 3,575,511	$ 3,484,890	$ 3,575,511	$ 3,484,890