CONSOLIDATED STATEMENT OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
INVESTMENT INCOME:
PIK interest income			$ 99.0	$ 81.0
Total investment income	$ 755.0	$ 634.0	1,456.0	1,252.0
EXPENSES:
Interest and credit facility fees	174.0	141.0	333.0	280.0
Base management fee	91.0	79.0	178.0	158.0
Income based fee	93.0	79.0	181.0	155.0
Capital gains incentive fee	(13.0)	4.0	12.0	(2.0)
Administrative and other fees	3.0	3.0	6.0	6.0
Other general and administrative	8.0	8.0	15.0	15.0
Total expenses	356.0	314.0	725.0	612.0
NET INVESTMENT INCOME BEFORE INCOME TAXES	399.0	320.0	731.0	640.0
Income tax expense, including excise tax	41.0	6.0	48.0	8.0
NET INVESTMENT INCOME	358.0	314.0	683.0	632.0
REALIZED AND UNREALIZED GAINS (LOSSES) ON INVESTMENTS, FOREIGN CURRENCY AND OTHER TRANSACTIONS:
Foreign currency and other transactions	14.0	(13.0)	0.0	(43.0)
Net realized gains (losses)	12.0	(81.0)	(6.0)	(131.0)
Foreign currency and other transactions	(10.0)	1.0	20.0	26.0
Net unrealized (losses) gains	(48.0)	98.0	108.0	108.0
Net realized and unrealized (losses) gains on investments, foreign currency and other transactions	(36.0)	17.0	102.0	(23.0)
REALIZED GAIN ON EXTINGUISHMENT OF DEBT	0.0		(14.0)	0.0
Net (decrease) increase in members’ capital resulting from operations	$ 322.0	$ 331.0	$ 771.0	$ 609.0
NET INCOME PER COMMON SHARE (see Note 10)
Basic (in usd per share)	$ 0.52	$ 0.61	$ 1.28	$ 1.13
Diluted (in usd per share)	$ 0.52	$ 0.59	$ 1.28	$ 1.10
WEIGHTED AVERAGE SHARES OF COMMON STOCK OUTSTANDING (see Note 10)
Basic (in shares)	616	547	603	541
Diluted (in shares)	616	567	603	561
Non-controlled/non-affiliate company investments
INVESTMENT INCOME:
Interest income (excluding payment-in-kind (“PIK”) interest income)	$ 434.0	$ 376.0	$ 847.0	$ 743.0
PIK interest income	43.0	35.0	85.0	72.0
Capital structuring service fees	56.0	16.0	82.0	26.0
Dividend income	73.0	57.0	152.0	114.0
Other income	12.0	13.0	24.0	29.0
Total investment income	618.0	497.0	1,190.0	984.0
REALIZED AND UNREALIZED GAINS (LOSSES) ON INVESTMENTS, FOREIGN CURRENCY AND OTHER TRANSACTIONS:
Net realized gains (losses):	(23.0)	(68.0)	(28.0)	(88.0)
Net unrealized gains (losses):	(12.0)	66.0	85.0	69.0
Non-controlled affiliate company investments
INVESTMENT INCOME:
Interest income (excluding payment-in-kind (“PIK”) interest income)	4.0	3.0	8.0	6.0
PIK interest income	5.0	1.0	6.0	2.0
Capital structuring service fees	2.0	0.0	2.0	0.0
Dividend income	0.0	6.0	1.1	6.0
Other income	1.0	0.0	1.4	0.0
Total investment income	12.0	10.0	18.0	14.0
REALIZED AND UNREALIZED GAINS (LOSSES) ON INVESTMENTS, FOREIGN CURRENCY AND OTHER TRANSACTIONS:
Net realized gains (losses):	(6.0)	0.0	(6.0)	0.0
Net unrealized gains (losses):	16.0	0.0	13.0	14.0
Controlled affiliate company investments
INVESTMENT INCOME:
Interest income (excluding payment-in-kind (“PIK”) interest income)	50.0	57.0	98.0	116.0
PIK interest income	3.0	4.0	8.0	7.0
Capital structuring service fees	0.0	5.0	2.4	5.0
Dividend income	70.0	60.0	137.2	124.0
Other income	2.0	1.0	2.7	2.0
Total investment income	125.0	127.0	248.0	254.0
REALIZED AND UNREALIZED GAINS (LOSSES) ON INVESTMENTS, FOREIGN CURRENCY AND OTHER TRANSACTIONS:
Net realized gains (losses):	27.0	0.0	28.1	0.0
Net unrealized gains (losses):	$ (42.0)	$ 31.0	$ (9.7)	$ (1.0)