Income Taxes - Schedule of Income Tax Expense/(Benefit) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current tax (benefit)/expense
U.S. federal	$ (58)	$ (89)	$ (3,968)
Non-U.S.	142	147	148
U.S. state	(42)	42	21
Total current	42	100	(3,799)
Deferred tax (benefit)/expense
U.S. federal	(62)	(855)	652
Non-U.S.	(3)	(12)
U.S. state	54	24	612
Total deferred	(11)	(843)	1,264
Income Tax Expense (Benefit), Continuing Operations [Abstract]
Total income tax expense/(benefit)	$ 31	$ (743)	$ (2,535)