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INVESTMENTS (Narrative) (Details) - CAD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Disclosure Of Investments [Line Items]    
Dividend income related to certain marketable securities $ 79 $ 84
Ensero Holdings, Inc. [Member]    
Disclosure Of Investments [Line Items]    
Interest income on investment $ 559 $ 526
Rawhide Acquistion Holding, LLC [Member]    
Disclosure Of Investments [Line Items]    
Percentage of equity interest acquired 38.07%