Income Taxes (Schedule Of The Provision For (Benefit From) Income Taxes) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current
Federal	$ 473	$ 434	$ (208)
State	74	57	6
Foreign	123	93	14
Total Current	670	584	(188)
Deferred
Federal	(1)	19	154
State	(14)	13	(13)
Foreign	(6)	(9)	5
Total Deferred	(21)	23	146
Provision for (benefit from) income taxes	$ 649	$ 607	$ (42)