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EQUITY-BASED AND OTHER DEFERRED COMPENSATION - OCGH Unit Awards (Details)
$ / shares in Units, $ in Millions
1 Months Ended 3 Months Ended 12 Months Ended 21 Months Ended
Mar. 31, 2018
Mar. 31, 2022
USD ($)
company
shares
Dec. 31, 2018
Dec. 31, 2019
Sep. 30, 2018
Mar. 31, 2021
$ / shares
OCGH Units            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Granted (in shares) | shares   0        
Unrecognized compensation expense on non-vested equity-based awards | $   $ 15.3        
Weighted average period of recognition non-vested equity-based awards   3 years 9 months 18 days        
Estimated liquidity period (in years) 7 years     6 years 4 months 24 days    
Share exchange rate   1        
Number of comparable companies used in volatility calculation | company   5        
Discount percentage     17.50%   20.00%  
Class A Units            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share exchange rate   1        
Converted Class A Units and Phantom Units            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Valuation assumptions, price per unit (in dollars per share) | $ / shares           $ 49.00