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Fair Value Measurement - Narrative (Details) - Surmont $ in Billions |  | 9 Months Ended |
--- | --- | --- | ---
Oct. 04, 2023 USD ($) | Sep. 30, 2024 USD ($) | Oct. 04, 2023 CAD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Percentage of interest acquired | 50.00% |  | 50.00%
Business acquisition, maximum payment | $ 320,000,000 |  | $ 0.4
Business combination, contingent, consideration arrangements, term | 5 years |  | 5 years
Business acquisition, cost per every dollar exceeding threshold | $ 2,000,000 |  |
Business acquisition, threshold (dollars per barrel) | 52 |  |
Business acquisition, contingent payments |  | $ 147,000,000 |

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