Leases - Other information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Leases
Operating cash flows from operating leases	$ 60	$ 52	$ 52
Financing cash flows from finance leases	10	3	3
Right-of-use assets obtained in exchange for new operating lease liabilities	15	13	16
Right-of-use assets obtained in exchange for new finance lease liabilities	$ 46	$ 171	$ 33