Taxes on Income (Income Tax Expense) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current:
Federal	$ 1,507	$ 967	$ 958
State	298	172	184
Total current	1,805	1,139	1,142
Deferred:
Federal	38	(113)	3
State	15	(25)	(1)
Total deferred	53	(138)	2
Taxes on income	$ 1,858	$ 1,001	$ 1,144