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SUPPLEMENTAL DISCLOSURE WITH RESPECT TO CASH FLOWS - Disclosure of detailed information about cash and cash equivalents (Details) - CAD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Disclosure Of Cash Flow Statement Explanatory [Abstract]    
Cash $ 50,745 $ 68,994
Short-term deposits 1,957 187
Total $ 52,702 $ 69,181