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SHAREHOLDERS' EQUITY Stock-Based Employee Compensation, Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense (reversal) $ (1,225) $ 1,807
CEO    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense (reversal) $ (2,400)  
Restricted stock units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period 3 years  
Restricted stock units | Minimum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period 3 years  
Restricted stock units | Maximum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period 5 years  
Restricted stock units | Tranche 1    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting percentage 33.33%  
Restricted stock units | Tranche 2    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting percentage 33.33%  
Restricted stock units | Tranche 3    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting percentage 33.33%  
Performance-based restricted stock units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Threshold trading days 50 days  
Performance-based restricted stock units | Minimum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period 3 years  
Performance-based restricted stock units | Tranche 1 | Maximum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting percentage 200.00%