Leases - Supplemental Cash Flow and Other Information Related to Leases (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Leases [Abstract]
Cash paid for amounts included in the measurement of lease liabilities: Operating cash flows from operating leases	$ 103	$ 101
Cash paid for amounts included in the measurement of lease liabilities: Operating cash flows from finance leases	7	8
Cash paid for amounts included in the measurement of lease liabilities: Financing cash flows from finance leases	2	8
Right-of-use assets obtained in exchange for new finance lease liabilities		42
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 49	$ 92