Commitments and Contingencies - Environmental Matters (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Commitments and Contingencies Disclosure [Abstract]
Accrued expenses and other current liabilities	$ 8	$ 8
Deferred credits and other liabilities	23	26
Environmental remediation accrual, discounted basis	31	$ 34
Expenditures for property, plant and equipment 2022	9
Expenditures for property, plant and equipment 2023	$ 1