Leases - Maturities (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Leases
Operating lease cost	$ 189	$ 183	$ 155
Finance lease cost	58	$ 55	$ 58
Operating
2024	79
2025	69
2026	61
2027	52
2028	45
Thereafter	399
Total undiscounted lease payments	705
Less: interest	(187)
Discounted lease liabilities	518
Operating leases not yet commenced	$ 57
Operating leases not yet commenced term	16 years
Financing
2024	$ 65
2025	72
2026	52
2027	44
2028	33
Thereafter	215
Total undiscounted lease payments	481
Less: interest	(107)
Discounted lease liabilities	$ 374