Income Taxes - Tax Contingencies (Details) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Income Tax Contingency [Line Items]
Liabilities associated with uncertain tax positions	$ 188	$ 189
Unrecognized tax benefits, income tax penalties and interest accrued	16	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	$ 187	$ 188