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LONG-TERM DEBT - Components of Long Term Debt (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Debt Instrument [Line Items]    
Long-term debt $ 433,035 $ 453,835
Less: unamortized discount and fees (4,720) (5,856)
Less: current portion 0 0
Long-term debt 428,315 447,979
Senior Notes | Senior Notes due 2028    
Debt Instrument [Line Items]    
Long-term debt 400,000 0
Senior Notes | Senior Notes due 2025    
Debt Instrument [Line Items]    
Long-term debt 0 315,000
New Term Loan Credit Agreement    
Debt Instrument [Line Items]    
Long-term debt 0 138,835
Revolving Credit Agreement    
Debt Instrument [Line Items]    
Long-term debt $ 33,035 $ 0