Cash, Cash Equivalents and Marketable Securities - Reconciliation of Cash, Cash Equivalents and Restricted Cash (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash, Cash Equivalents and Marketable Securities [Abstract]
Cash and cash equivalents	$ 150	$ 127
Restricted cash (included in Other noncurrent assets)	3	3
Total cash, cash equivalents and restricted cash	$ 153	$ 130	$ 209	$ 151
Restricted Cash, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Other noncurrent assets ($— and $6 from a related party)	Other noncurrent assets ($— and $6 from a related party)