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Income Taxes - Additional Information (Details) - CAD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
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Income Taxes [Abstract] |  |
Deferred tax assets, unrecognized | $ 14.4 | $ 29.8
Deferred tax assets, previously unrecognized due to uncertainty surrounding commodity prices | $ 115.8 |
Accumulated non-capital losses |  | $ 591.0

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