Debt - Schedule of Debt (Details) - USD ($) $ in Millions |
Dec. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|
| Disclosure Of Debt [Line Items] | ||
| Current debt: | $ 11,630 | $ 9,931 |
| Short-term debt | 642 | 845 |
| Long-term debt due within 1 year | 10,988 | 9,086 |
| Non-current debt | 65,448 | 71,610 |
| Total | 77,078 | 81,541 |
| Debt (excluding lease liabilities) | ||
| Disclosure Of Debt [Line Items] | ||
| Current debt: | 6,920 | 5,288 |
| Short-term debt | 642 | 845 |
| Long-term debt due within 1 year | 6,278 | 4,443 |
| Non-current debt | 41,456 | 48,544 |
| Total | 48,376 | 53,832 |
| Lease liabilities | ||
| Disclosure Of Debt [Line Items] | ||
| Current debt: | 4,710 | 4,643 |
| Short-term debt | ||
| Long-term debt due within 1 year | 4,710 | 4,643 |
| Non-current debt | 23,992 | 23,066 |
| Total | $ 28,702 | $ 27,709 |