Income Taxes - Income Tax Expense (Benefit) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
United States Federal	$ 269	$ 240	$ 134
Other nations	125	159	98
States (U.S.)	70	83	36
Current income tax expense	464	482	268
United States Federal	(30)	(179)	(2)
Other nations	(9)	(118)	22
States (U.S.)	7	(37)	14
Deferred income tax expense (benefit)	(32)	(334)	34
Total income tax expense	$ 432	$ 148	$ 302