Quarterly report pursuant to Section 13 or 15(d)

TRANSACTIONS WITH AFFILIATES AND AFFILIATED ENTITIES (Narrative) (Details)

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TRANSACTIONS WITH AFFILIATES AND AFFILIATED ENTITIES (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Related Party Transaction [Line Items]    
Stock options outstanding (in shares) 5,010,576  
Affiliated Entity    
Related Party Transaction [Line Items]    
Shares held by Fortress and affiliates (in shares) 9,000,000  
Stock options outstanding (in shares) 3,600,000  
Compensation expense $ 0.1 $ 0.2