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Consolidated Statements of Cash Flows Supplemental Disclosure - Non-cash transactions (Details) - CAD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Consolidated Statements of Cash Flows - Supplemental Disclosure    
Recovery of deferred income tax $ 1,156  
Derecognition of liability 390  
Consideration for derecognition of liability $ 0  
Non-cash transaction liabilities   $ 391