Income Taxes (Significant Components Of Income Taxes) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current
Federal	$ 404	$ (164)	$ 37
State	79	4	11
Foreign	224	186	181
Deferred
Federal	(59)	41	47
State	(12)	(10)	1
Foreign	(58)	44	(68)
Total Income Taxes	$ 578	$ 101	$ 209