Income Taxes (Earnings Before Income Taxes) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
United States	$ 1,844	$ 2,725	$ 2,140
Foreign	2,450	2,508	1,173
Earnings Before Income Taxes	$ 4,294	$ 5,233	$ 3,313