Employee Benefit Plans (Schedule of Changes in Projected Benefit Obligations) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Defined Benefit Plan, Benefit Obligation, Beginning Balance	$ 254
Defined Benefit Plan, Benefit Obligation, Ending Balance	256	$ 254
Pension Plans, Defined Benefit [Member]
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Defined Benefit Plan, Benefit Obligation, Beginning Balance	254	220
Defined Benefit Plan, Service Cost	18	14	$ 13
Defined Benefit Plan, Interest Cost	4	6	7
Defined Benefit Plan, Contributions by Plan Participants (Deprecated 2017-01-31)	0	0
Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Plan Amendment	0	0
Defined Benefit Plan, Actuarial Net (Gains) Losses	(8)	25
Defined Benefit Plan, Benefits Paid (Deprecated 2017-01-31)	(12)	(12)
Defined Benefit Plan, Foreign Currency Exchange Rate Changes, Benefit Obligation	0	1
Defined Benefit Plan, Benefit Obligation, Ending Balance	256	254	220
Other Postretirement Benefit Plans, Defined Benefit [Member]
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Defined Benefit Plan, Benefit Obligation, Beginning Balance	81	87
Defined Benefit Plan, Service Cost	3	3	3
Defined Benefit Plan, Interest Cost	2	2	3
Defined Benefit Plan, Contributions by Plan Participants (Deprecated 2017-01-31)	0	0
Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Plan Amendment	(3)	0
Defined Benefit Plan, Actuarial Net (Gains) Losses	(6)	(9)
Defined Benefit Plan, Benefits Paid (Deprecated 2017-01-31)	(2)	(2)
Defined Benefit Plan, Foreign Currency Exchange Rate Changes, Benefit Obligation	0	0
Defined Benefit Plan, Benefit Obligation, Ending Balance	$ 75	$ 81	$ 87