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DERIVATIVE INSTRUMENTS - Additional Information (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
May 31, 2020
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
May 30, 2020
Nov. 06, 2019
Aug. 31, 2019
Derivative [Line Items]                
Total interest rate costs expected to reclassify during next 12 months   $ 2,900   $ 2,900        
Interest Rate Swap                
Derivative [Line Items]                
Notional amount of derivative               $ 925,000
Interest Rate Swap | Interest Expense                
Derivative [Line Items]                
Accumulated comprehensive loss reclassified $ (3,700) $ 4,246 $ 3,654 $ 8,395 $ 4,453      
Designated as Hedging Instrument | Senior Notes | Second Lien Term Loan | Credit Agreements, Entered Into 2019 | Interest Rate Swap                
Derivative [Line Items]                
Notional amount of derivative           $ 400,000 $ 400,000  
Not Designated as Hedging Instrument | Interest Rate Swap                
Derivative [Line Items]                
Notional amount of derivative               13,900
Cash Flow Hedging | Designated as Hedging Instrument | Interest Rate Swap                
Derivative [Line Items]                
Notional amount of derivative               $ 911,100