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INCOME TAXES (Details 3) - CAD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
DisclosureOfDeferredIncomeTaxLiabilitiesLineItems [Line Items] |  |
Deferred income tax liability, beginning | $ (12,963) | $ (17,422)
Recognized in income (loss) | 5,376 | 8,294
Deferred income tax liability, ending | (8,924) | (12,963)
Deferred income tax liability |  |
DisclosureOfDeferredIncomeTaxLiabilitiesLineItems [Line Items] |  |
Deferred income tax liability, beginning | (12,963) | (17,422)
Recognized in income (loss) | 5,376 | 8,294
Recognized in other liabilities (flow-through shares) | (1,337) | (3,835)
Deferred income tax liability, ending | $ (8,924) | $ (12,963)

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