Property, Plant and Equipment - Summary of Provisions for Impairment of Property, Plant and Equipment (Parenthetical) (Detail) $ in Millions |
Dec. 31, 2024
USD ($)
|
|---|---|
| Mature Fields Project [Member] | |
| Disclosure of detailed information about property, plant and equipment [line items] | |
| Provision for impairment associated with assets | $ 1,893 |