Leases - Lease Maturities (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Operating Leases
2024	$ 113
2025	106
2026	96
2027	76
2028	69
Thereafter	1,030
Total lease payments	1,490
Less: Interest	(812)
Present value of lease liabilities	678	$ 603
Finance Leases
2024	47
2025	45
2026	39
2027	38
2028	37
Thereafter	683
Total lease payments	889
Less: Interest	(520)
Present value of lease liabilities	$ 369	$ 351