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BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)
$ in Millions
3 Months Ended 12 Months Ended
Nov. 04, 2019
shares
Mar. 31, 2019
USD ($)
Dec. 31, 2019
USD ($)
affiliate
Nov. 03, 2019
shares
Transactions with Affiliates        
Number of affiliates | affiliate     3  
Blackstone        
Transactions with Affiliates        
Expenses incurred for services from subsidiaries | $   $ 0.7    
Blackstone | Legal Costs For Blackstone Affiliates Public Offering Transaction [Member]        
Transactions with Affiliates        
Expenses incurred for services from subsidiaries | $     $ 0.3  
Blackstone | Blackstone        
Transactions with Affiliates        
Beneficial ownership (shares)       6,899,027
Number of shares of common stock sold (shares) 6,864,545      
Blackstone | Gregg S. Ribatt        
Transactions with Affiliates        
Number of shares of common stock sold (shares) 34,482