Income Taxes - Reconciliation of Gross Amounts of Tax Contingencies (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Balance, beginning of year	$ 143	$ 179
Additions based on tax positions related to the current year	16	17
Additions for tax positions of prior years	35	9
Reductions for tax positions of prior years	(16)	(24)
Reductions for tax positions as a result of lapse of statute	(2)	(1)
Settlements	(14)	(37)
Balance, end of year	$ 162	$ 143