Leases, Remaining Minimum Lease Payments (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Operating Leases
2023	$ 345
2024	240
2025	163
2026	125
2027	81
Thereafter	434
Total undiscounted lease payments	1,388
Less: Amount associated with discounting	301
Total lease liabilities	1,087	$ 1,255
Finance Leases
2023	350
2024	287
2025	278
2026	254
2027	224
Thereafter	2,069
Total undiscounted lease payments	3,462
Less: Amount associated with discounting	1,068
Total lease liabilities	$ 2,394	$ 1,920