Property, Plant, and Equipment, Net - Summary of Property, Plant, and Equipment, Net (Details) - USD ($) $ in Millions |
Mar. 31, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Property Plant And Equipment [Line Items] | ||
| Property, plant, and equipment | $ 9,925 | $ 9,920 |
| Less: Accumulated depreciation | (6,885) | (6,842) |
| Property, plant, and equipment, net | 3,040 | 3,078 |
| Equipment [Member] | ||
| Property Plant And Equipment [Line Items] | ||
| Property, plant, and equipment | 8,307 | 8,314 |
| Building [Member] | ||
| Property Plant And Equipment [Line Items] | ||
| Property, plant, and equipment | 1,185 | 1,187 |
| Construction-in-progress [Member] | ||
| Property Plant And Equipment [Line Items] | ||
| Property, plant, and equipment | 333 | 319 |
| Land [Member] | ||
| Property Plant And Equipment [Line Items] | ||
| Property, plant, and equipment | 69 | 69 |
| Mineral rights [Member] | ||
| Property Plant And Equipment [Line Items] | ||
| Property, plant, and equipment | $ 31 | $ 31 |