Income Taxes - Income Before Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
U.S. income	$ 2,417	$ 3,499	$ 4,263
Non-U.S. income	430	404	572
Income before income taxes and equity income	$ 2,847	$ 3,903	$ 4,835