Other Financial Data - Summary of Components of Other Current Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Other Financial Data [Abstract]
Deferred revenue	$ 148	$ 148
Less: current portion of lease obligations, net	$ 44	$ 41
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Total	Total
Less: current portion of lease obligations, net	$ 27	$ 28
Other	182	107
Total	$ 401	$ 324