Supplemental Cash Flow Information - Summary of Reconciliation of Additions to Property, Plant and Equipment to Total Capital Expenditures (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Supplemental Cash Flow Elements [Abstract] | ||
| Additions to property, plant and equipment | $ 575 | $ 267 |
| Increase in capital accruals | 90 | 1 |
| Total capital expenditures | $ 665 | $ 268 |