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Goodwill - Additional Information (Details) - CAD ($) $ in Millions | Dec. 31, 2024 | Oct. 01, 2024 | Dec. 31, 2023 | Oct. 01, 2023
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Global |  |  |  |
Disclosure of information for cash-generating units [line items] |  |  |  |
Amount of recoverable amount exceeds carrying amount |  | $ 256.4 |  |
Terminal operating margins |  | 10.50% |  |
Amount by which value assigned to key assumption must change in order for unit's recoverable amount to be equal to carrying amount |  | 150 |  |
Global |  |  |  |
Disclosure of information for cash-generating units [line items] |  |  |  |
Discount rate applied to cash flow projections |  | 10.10% |  | 10.80%
Canada |  |  |  |
Disclosure of information for cash-generating units [line items] |  |  |  |
Discount rate applied to cash flow projections |  | 8.70% |  | 8.90%
United States |  |  |  |
Disclosure of information for cash-generating units [line items] |  |  |  |
Discount rate applied to cash flow projections |  | 9.40% |  | 9.50%
Top of range |  |  |  |
Disclosure of information for cash-generating units [line items] |  |  |  |
Percentage of growth rate | 2.50% |  | 3.50% |

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