SCHEDULE II Valuation and Qualifying Accounts (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
SEC Schedule, 12-09, Allowance, Credit Loss
Allowance for valuation and qualifying accounts
Balance at Beginning of Period	$ 54	$ 81	$ 37
Additions	2	(2)	56
Deductions	16	25	12
Balance at End of Period	40	54	81
SEC Schedule, 12-09, Allowance, Credit Loss | Cumulative Effect, Period of Adoption, Adjusted Balance
Allowance for valuation and qualifying accounts
Balance at Beginning of Period		81
Balance at End of Period			81
Tax-Related valuation allowance
Allowance for valuation and qualifying accounts
Balance at Beginning of Period	60	298	189
Additions		(238)
Deductions	(8)		(109)
Balance at End of Period	$ 68	$ 60	$ 298