Inventories - Narrative (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Inventory Disclosure [Abstract] | |||
| LIFO inventory amount | $ 4,461 | $ 3,443 | |
| Estimated excess of current replacement cost over LIFO cost of inventories | 3,600 | 4,900 | |
| Increase (decrease) on net income (loss) from LIFO inventory liquidations | $ 13 | $ (10) | $ 94 |