Leases - Cash flow (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Operating cash flows from operating leases
Operating cash flows from operating leases	$ 76	$ 70
Financing cash flows from finance leases	56	64
Right-of-use assets obtained in exchange for operating lease obligations	69	69
Right-of-use assets obtained in exchange for financing leases obligations	$ 33	$ 36