Leases - Cash flow (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Operating cash flows from operating leases
Operating cash flows from operating leases	$ 77	$ 76
Financing cash flows from finance leases	60	56
Right-of-use assets obtained in exchange for operating lease obligations	62	69
Right-of-use assets obtained in exchange for financing leases obligations	$ 121	$ 33