Basis of Presentation - Redeemable Non Controlling Interest (Details) - USD ($) $ in Millions	1 Months Ended	9 Months Ended
	Jun. 30, 2022	Sep. 30, 2022	Sep. 30, 2021
Redeemable Noncontrolling Interest [Roll Forward]
Balance at beginning of period		$ 91	$ 78
Net income (loss) attributable to redeemable noncontrolling interests		9	15
Other comprehensive (loss) income		(12)	(3)
Redemption value measurement adjustments		16	21
Noncontrolling interest redemption	$ (53)	(53)	0
Dividends declared to noncontrolling interests		(14)	0
Balance at end of period		$ 37	$ 111