Leases - Other Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Leases [Abstract]
Operating cash flows for operating leases	$ 81	$ 92	$ 91
Operating cash flows for finance leases	6	6	7
Financing cash flows for finance leases	11	12	11
Non-cash change in lease liabilities arising from obtaining new right of use assets or modifications, operating leases	32	43	94
Non-cash change in lease liabilities arising from obtaining new right of use assets or modifications, finance leases	$ 27	$ 2	$ 1
Weighted-average remaining lease term (in years):
Operating lease, weighted-average lease term	13 years	12 years
Finance lease, weighted-average lease term	8 years	9 years
Weighted-average discount rate:
Operating lease, weighted-average discount rate	4.90%	4.30%
Finance lease, weighted-average discount rate	11.30%	12.30%