Income Taxes Unrecognized Tax Benefits Roll Forward (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Balance at beginning of year	$ 224	$ 231	$ 217
Additions related to current year	12	12	35
Additions related to prior years	29	20	31
Reductions related to prior years	(33)	(36)	(20)
Reductions due to expirations of statute of limitations	(7)	(3)	(28)
Settlements	(1)	0	(4)
Balance at end of year	$ 224	224	231
Income Tax Uncertainties [Abstract]
Uncertain Tax Positions More Likely Than Not Largest Amount of Benefit Percentage	50.00%
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	$ 214	207
Unrecognized Tax Benefits that Would Impact Effective Tax Rate, Write off of Related Deferred Tax Asset	83	105
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	25	28
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense (Benefit)	(2)	$ 4	$ 13
Decrease in Unrecognized Tax Benefits is Reasonably Possible	$ 5