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RELATED PARTY TRANSACTIONS - Disclosure of information about key management personnel (Details) - USD ($)
$ in Thousands
12 Months Ended
Aug. 31, 2020
Aug. 31, 2019
Aug. 31, 2018
Disclosure of transactions between related parties [line items]      
Salaries $ 916 $ 927 $ 963
Directors fees 261 171 184
Key Management Compensation 2,136 1,646 1,172
Management [Member]      
Disclosure of transactions between related parties [line items]      
Share-based payments 907 393 13
Directors [Member]      
Disclosure of transactions between related parties [line items]      
Share-based payments $ 52 $ 155 $ 12