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Capital Management - Summary of Disclosure Of Detailed Information About Management Capital Explanatory (Detail) - CAD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Text block [abstract]      
Equity $ 461,348 $ 119,252 $ 186,349
Convertible debentures (Note 8) 72,011 226,853  
Equity And Convertible Debentures 533,359 346,105  
Less: Cash (201,804) (74,022) $ (52,118)
Management Capital $ 331,555 $ 272,083