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RESTRICTED CASH (Details)
Dec. 31, 2019
CAD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
RESTRICTED CASH        
Restricted cash   $ 462,874 $ 439,736 $ 478,260
Cash collateral as a guarantee $ 600,000