Other Financial Information - Schedule of Cash Paid for Interest and Income Taxes (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Other Financial Information [Abstract]
Interest, net of amount capitalized	$ 100	$ 100	$ 191
Income taxes, net of amount refunded	$ 319	$ 504	$ 152