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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% |

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