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AMORTIZATION, DEPLETION AND IMPAIRMENT LOSSES
 12 Months Ended
Dec. 31, 2018
Statements Line Items  
AMORTIZATION, DEPLETION AND IMPAIRMENT LOSSES [Text Block]

NOTE 6 – AMORTIZATION, DEPLETION AND IMPAIRMENT LOSSES

    Year ended December 31  
    2018     2017     2016  
    $     $     $  
Exploration and Evaluation Assets (E & E assets)                  
       Impairment losses   9     971     1,790  
Property and Equipment (D & P assets)                  
       Amortization and depletion (Note 5)   1,160     787     1,633  
       Impairment losses (Note 5)   14,559     870     1,070  
    15,728     2,628     4,493