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Acquisitions and Dispositions - Narrative (Details) - Surmont $ in Billions |  | 3 Months Ended |
--- | --- | --- | ---
Oct. 04, 2023 CAD ($) | Oct. 04, 2023 USD ($) | Mar. 31, 2024 USD ($) | Oct. 04, 2023 USD ($)
Asset Acquisition [Line Items] |  |  |  |
Percentage of interest acquired | 50.00% |  |  | 50.00%
Final Consideration | $ 4.1 | $ 3,000,000,000 |  |
Business acquisition, maximum payment | $ 0.4 |  |  | $ 320,000,000
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 |  |  | $ 12,000,000 |
Proved properties |  |  |  | 2,900,000,000
Unproved properties |  |  |  | $ 200,000,000

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