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Deferred Revenues - Summary of Detailed Information about Deferred Revenue (Detail) - CAD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Detailed Information About Deferred Revenue [Abstract] |  |  |
Balance, January 1 | $ 84,614 | $ 35,409 | $ 89,409
Cash received in advance of revenue recognition | 80,302 | 167,956 | 247,100
Revenue subsequently recognized | (54,430) | (118,438) | (306,334)
Currency translation effects | (1,269) | (313) | 5,234
Ending Balance | $ 109,217 | $ 84,614 | $ 35,409

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