Inventories - Narrative (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Inventory [Line Items] | ||
| LIFO inventory amount | $ 4,300 | $ 3,400 |
| Inventory classified in other assets | 5,681 | 4,193 |
| Inventory Not Expected to be Sold Within One Year | ||
| Inventory [Line Items] | ||
| Inventory classified in other assets | 5,500 | 3,800 |
| Inventories Produced in Preparation for Product Launches | ||
| Inventory [Line Items] | ||
| Inventory classified in other assets | $ 211 | $ 412 |