Property, Plant, and Equipment, net - Schedule of Property, Plant and Equipment (Details) - USD ($) $ in Millions |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Finance lease right-of-use assets | $ 447 | $ 419 |
| Property, plant and equipment at cost, excluding forestlands | 31,946 | 29,579 |
| Less: Accumulated depreciation and impairment | (9,134) | (7,155) |
| Property, plant and equipment, net, excluding forestlands | 22,812 | 22,424 |
| Property, plant and equipment, net | 23,097 | 22,675 |
| Land and buildings | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, gross | 5,805 | 5,337 |
| Plant and equipment | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, gross | 24,191 | 22,306 |
| Construction-in-progress | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, gross | 1,503 | 1,517 |
| Forestlands, net of depletion | ||
| Property, Plant and Equipment [Line Items] | ||
| Property, plant and equipment, gross | $ 285 | $ 251 |