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25. CAPITAL MANAGEMENT AND FINANCIAL RISK (Details 4)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
USD ($)
10% increase in equity prices  
DisclosureOfPriceRiskLineItems [Line Items]  
Change in net income (loss) $ 800
Change in comprehensive income (loss) 802
10% decrease in equity prices  
DisclosureOfPriceRiskLineItems [Line Items]  
Change in net income (loss) (791)
Change in comprehensive income (loss) $ (793)