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BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) - USD ($)
$ in Thousands
Aug. 31, 2019
Aug. 31, 2018
Aug. 31, 2017
Aug. 31, 2016
Statements [Line Items]        
Shareholders' deficit $ (1,157) $ (19,530) $ (23,266) $ 419,448
Lease liability $ 500      
Increase (decrease) due to changes in accounting policy [member]        
Statements [Line Items]        
Shareholders' deficit   $ (5,781)