Leases (Maturity of Lease Liabilities) (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Operating leases
2025	$ 351
2026	318
2027	266
2028	212
2029	152
Thereafter	300
Total	1,599
Less amount representing interest	(216)
Present value of lease liabilities	1,383
Finance leases
2025	91
2026	77
2027	61
2028	29
2029	5
Thereafter	45
Total	308
Less amount representing interest	(45)
Present value of lease liabilities	$ 263	$ 192