Income Taxes - Additional Information (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Operating Loss Carryforwards [Line Items]
Valuation allowance	$ (7)	$ (7)
Unrecognized tax benefit	37	16	$ 13	$ 13
Unrecognized tax benefits that if recognized would reduce income tax expense	30
U.S. Federal
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	1	2
Foreign Tax Authority
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	25	$ 25
Valuation allowance	$ (7)