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Disclosure of income tax expense (Details) - CAD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Statements Line Items      
Current tax expense $ 0 $ 0 $ 0
Deferred tax recovery (3,683,267) (2,489,902) (1,439,332)
Income Tax Expense $ (3,683,267) $ (2,489,902) $ (1,439,332)