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Acquisitions and Dispositions - Narrative (Details) $ in Billions |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Oct. 04, 2023 USD ($) | Oct. 04, 2023 CAD ($) | Dec. 31, 2024 USD ($) | Sep. 30, 2024 USD ($) | Oct. 04, 2023 CAD ($)
Alaska Acquisition | Forecast | Subsequent Event |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |
Business acquisition, consideration |  |  | $ 300,000,000 |  |
Kuparuk River | Forecast | Subsequent Event |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |
Percentage of interest acquired |  |  | 5.00% |  |
Kuparuk River | Forecast | Subsequent Event | Minimum |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |
Business acquisition, total percentage owned |  |  | 94.00% |  |
Kuparuk River | Forecast | Subsequent Event | Maximum |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |
Business acquisition, total percentage owned |  |  | 99.00% |  |
Prudhoe Bay | Forecast | Subsequent Event |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |
Percentage of interest acquired |  |  | 0.40% |  |
Business acquisition, total percentage owned |  |  | 36.50% |  |
Surmont |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |
Percentage of interest acquired | 50.00% |  |  |  | 50.00%
Business acquisition, consideration | $ 2,955,000,000 | $ 4.1 |  |  |
Business acquisition, maximum payment | $ 320,000,000 |  |  |  | $ 0.4
Business acquisition, contingent payment term | 5 years | 5 years |  |  |
Business acquisition, cost per every dollar exceeding threshold | $ 2,000,000 |  |  |  |
Business acquisition, threshold (dollars per barrel) | 52 |  |  |  |
Contingent consideration, outcome, high | $ 300,000,000 |  |  |  |
Business acquisition, contingent payments |  |  |  | $ 147,000,000 |
Proved properties | 2,900,000,000 |  |  |  |
Unproved properties | $ 200,000,000 |  |  |  |

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