Income Taxes (Earnings Before Income Taxes) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
United States	$ 2,140	$ 442	$ 756
Foreign	1,173	1,441	832
Earnings Before Income Taxes	$ 3,313	$ 1,883	$ 1,588