Commitments and Contingencies - Supplemental Cash Flow Information (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Cash paid for amounts included in the measurement for operating lease liabilities
Operating cash flows for operating leases	$ 43	$ 33	$ 81	$ 65
Right of use assets obtained in exchange for lease obligations
Operating leases	$ 4	$ 3	$ 4	$ 3