Leases - Supplemental Cash Flow Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 213	$ 204	$ 204
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	$ 168	$ 125	$ 188