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EQUIPMENT LOANS (Details Narrative) - Computer equipment [Member] - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Disclosure of detailed information about property, plant and equipment [line items]      
Equipment loans expiration description The Company has entered into loans for mining equipment maturing in between 2018 and 2023    
Net carrying amount $ 2,232 $ 2,065 $ 2,508
Bottom of range [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Fixed interest rate 4.75%    
Top of range [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Fixed interest rate 6.29%