Managed Investment Entities - Progression of investment in CLO tranches (Details) - Variable interest entity, primary beneficiary - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Variable Interest Entity, Ownership [Roll Forward]
Balance at beginning of period of ownership of CLO tranches	$ 119	$ 89	$ 112	$ 76
Purchases	0	15	11	33
Sales	0	0	0	0
Distributions	(7)	(6)	(12)	(9)
Change in fair value	5	(13)	6	(15)
Balance at end of period of ownership of CLO tranches	$ 117	$ 85	$ 117	$ 85