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EXPLORATION AND EVALUATION ASSETS (Tables)
12 Months Ended
Aug. 31, 2019
Statements [Line Items]  
Disclosure of detailed information about exploration and evaluation assets [Table Text Block]
       
Balance, August 31, 2017     $ 22,900  
Additions     9,096  
Foreign exchange movement      (2,590 )
Balance, August 31, 2018    $ 29,406  
Additions      8,362  
Foreign exchange movement      (976 )
 Balance, August 31, 2019     $  36,792