Accounting Policies - Restricted Cash (Parenthetical) (Details) - USD ($) $ in Millions		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Business Acquisition [Line Items]
Restricted Cash	[1]	$ 84	$ 76	$ 85

[1] Includes remaining acquired restricted cash of Cooper Tire of $16 million and $25 million at December 31, 2022 and 2021, respectively.