Joint ventures and associates - Narrative (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 01, 2025 |
Dec. 31, 2024 |
|---|---|---|---|
| Disclosure Of Joint Ventures And Associates [Line Items] | |||
| Carrying amount of interests in joint ventures | $ 19,814 | $ 15,783 | |
| Adura JV | Equinor | |||
| Disclosure Of Joint Ventures And Associates [Line Items] | |||
| Carrying amount of interests in joint ventures | $ 4,991 |