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v3.22.4

Subsequent Events (Details) - CAD ($) $ in Millions |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Aug. 08, 2022 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Business Combinations [Abstract] |  |  |  |
Goodwill |  | $ 2,923 | $ 3,473 | $ 2,272
BP-Husky Refining LLC |  |  |  |
Business Combinations [Abstract] |  |  |  |
Agreement to purchase remaining ownership | 50.00% | 50.00% |  |

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