Income Taxes - U.S. and Foreign Earnings from Continuing Operations before Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
United States	$ 185	$ (465)	$ (394)
Foreign	130	709	48
Earnings (loss) from Cont Ops before taxes	$ 315	$ 244	$ (346)