Supplemental Cash Flow Information - Schedule of Cash, Cash Equivalents and Restricted Cash (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Supplemental Cash Flow Information [Abstract]
Cash and cash equivalents	$ 4,009	$ 8,077
Restricted cash included in other current assets	10	6
Restricted cash included in other assets	21	14
Cash, cash equivalents and restricted cash	$ 4,040	$ 8,097	$ 8,537	$ 4,491
Restricted Cash and Cash Equivalents, Current, Asset, Statement of Financial Position [Extensible Enumeration]	Other current assets	Other current assets
Restricted Cash and Cash Equivalents, Noncurrent, Asset, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets