Unaudited Consolidated Statements of Operations - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023		Jun. 30, 2022
Investment income
Paid-in-kind interest income				$ 70.0		$ 62.0
Total investment income		$ 462.0	$ 379.0	918.0		775.0
Operating expenses
Management fees		56.0	63.0	114.0		125.0
Subordinated income incentive fees	[1]	47.0	37.0	93.0		77.0
Administrative services expenses		4.0	4.0	7.0		8.0
Accounting and administrative fees		1.0	1.0	2.0		2.0
Interest expense	[2]	118.0	83.0	232.0		160.0
Other general and administrative expenses		7.0	3.0	12.0		10.0
Total operating expenses		233.0	191.0	460.0		382.0
Incentive fee waiver	[1]	0.0	(15.0)	0.0		(30.0)
Net expenses		233.0	176.0	460.0		352.0
Net investment income		229.0	203.0	458.0		423.0
Realized and unrealized gain/loss
Net realized gain (loss) on investments:				(272.0)		151.0
Net realized gain (loss) on foreign currency forward contracts		1.0	2.0	4.0		7.0
Net realized gain (loss) on foreign currency		2.0	6.0	3.0		7.0
Net change in unrealized appreciation (depreciation) on investments:				158.0		(479.0)
Net change in unrealized appreciation (depreciation) on foreign currency forward contracts		1.0	15.0	(3.0)		16.0
Net change in unrealized gain (loss) on foreign currency		(4.0)	27.0	(7.0)		30.0
Total net realized and unrealized gain (loss)		(87.0)	(273.0)	(117.0)		(268.0)
Provision for taxes on realized gains on investments		0.0	(3.0)	0.0		(3.0)
Net increase (decrease) in net assets resulting from operations		$ 142.0	$ (73.0)	$ 341.0		$ 152.0
Per share information—basic and diluted
Net increase (decrease) in net assets resulting from operations (Earnings (Losses) per Share) - basic (in dollars per share)		$ 0.51	$ (0.26)	$ 1.22		$ 0.53
Net increase (decrease) in net assets resulting from operations (Earnings (Losses) per Share) - diluted (in dollars per share)		$ 0.51	$ (0.26)	$ 1.22		$ 0.53
Weighted average shares outstanding - basic (in shares)		280,066,433	283,876,365	280,490,590		284,098,718
Weighted average shares outstanding - diluted (in shares)		280,066,433	283,876,365	280,490,590		284,098,718
Non-controlled/unaffiliated investments
Investment income
Interest income		$ 291.0	$ 229.0	$ 596.0		$ 470.0
Paid-in-kind interest income		36.0	15.0	59.0		33.0
Fee income		5.0	13.0	10.0		40.0
Dividend and other income		17.0	17.0	36.0		25.0
Realized and unrealized gain/loss
Net realized gain (loss) on investments:		(39.0)	177.0	(97.0)		151.0
Net change in unrealized appreciation (depreciation) on investments:		26.0	(251.0)	31.0		(291.0)
Non-controlled/affiliated investments
Investment income
Interest income		10.0	7.0	13.0		17.0
Paid-in-kind interest income		9.0	14.0	18.2	[3]	25.0
Fee income		1.0	0.0	0.8	[3]	2.0
Dividend and other income		0.0	2.0	0.0	[3]	7.0
Realized and unrealized gain/loss
Net realized gain (loss) on investments:		(3.0)	45.0	(3.0)		39.0
Net change in unrealized appreciation (depreciation) on investments:		(27.0)	(71.0)	(10.7)		(41.0)
Controlled/affiliated investments
Investment income
Interest income		19.0	11.0	38.0		21.0
Paid-in-kind interest income		11.0	11.0	20.8	[3]	25.0
Fee income		0.0	0.0	0.0	[3]	0.0
Dividend and other income		63.0	60.0	125.6	[3]	110.0
Realized and unrealized gain/loss
Net realized gain (loss) on investments:		(172.0)	(39.0)	(172.0)		(39.0)
Net change in unrealized appreciation (depreciation) on investments:		$ 128.0	$ (184.0)	$ 138.1		$ (147.0)

[1] See Note 2 and 4 for a discussion of the methodology employed by the Company in calculating the subordinated income incentive fees.

[2] See Note 9 for a discussion of the Company's financing arrangements.

[3] Interest, PIK, fee and dividend income presented for the full six months ended June 30, 2023.