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STOCKHOLDERS' EQUITY - Additional Information 3 (Details)
$ / shares in Units, $ in Thousands
1 Months Ended 12 Months Ended
Aug. 28, 2020
USD ($)
participant
$ / shares
shares
Aug. 31, 2020
USD ($)
$ / shares
shares
Aug. 31, 2019
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Cancellations during the period   10,358,000 4,187,000
Number of shares issued   6,250,000 10,082,000
Exercise price per share (dollars per share) | $ / shares   $ 2.06 $ 1.20
Stock option      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock compensation expense | $   $ 9,540 $ 9,995
Exchange Offer | Replacement option      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of eligible participants | participant 89    
Number of shares issued 5,195    
Exercise price per share (dollars per share) | $ / shares $ 0.58    
Stock compensation expense | $ $ 111    
Exchange Offer | Stock option      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Cancellations during the period 7,433