Income Taxes - Tax Contingencies (Details) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Income Tax Contingency [Line Items]
Liabilities associated with uncertain tax positions	$ 187	$ 189
Unrecognized tax benefits, income tax penalties and interest accrued	15	15
Noncurrent Deferred Tax Assets
Income Tax Contingency [Line Items]
Liabilities associated with uncertain tax positions	1	1
Other Taxes Payable
Income Tax Contingency [Line Items]
Liabilities associated with uncertain tax positions	$ 186	$ 188