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EQUITY-BASED COMPENSATION (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended 6 Months Ended
Mar. 31, 2019
Jun. 30, 2019
Mar. 31, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
RSUs | Senior Management            
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]            
Shares issued 500,000          
Grant date fair value of stock     $ 2.5      
RSUs | Senior Management | April 12, 2019            
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]            
Awards vesting percentage     50.00%      
RSUs | Senior Management | January 29, 2021            
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]            
Awards vesting percentage     50.00%      
RSUs | Senior Management | September 29, 2020            
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]            
Additional shares vested     200,000      
Stock Option and Restricted Stock Unit Awards            
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]            
Unrecognized equity-based compensation cost   $ 5.2     $ 5.2  
Weighted average period of unrecognized equity-based compensation cost to recognize         1 year 7 months 6 days  
Stock Option and Restricted Stock Unit Awards | Selling, General and Administrative Expenses            
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]            
Share-based compensation expense   $ 1.6   $ 1.6 $ 2.4 $ 2.6