Income Taxes - Schedule of Changes in Valuation Allowance (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Reconciliation Of Changes In Valuation Allowance [Roll Forward]
Balance at beginning of year	$ 2,279	$ 2,307	$ 2,121
Increase to allowance	40	113	136
Release of allowance	(154)	(94)	(50)
Tax apportionment, tax rate and tax law changes	(110)	63	(23)
Foreign currency translation	(90)	(110)	123
Balance at end of year	$ 1,965	$ 2,279	$ 2,307