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	$ 776	$ 621	$ 513
Foreign income	51	24	59
Income before income taxes	$ 827	$ 645	$ 572