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DEBT - Schedule of Cash Flow Hedges Related to Derivative Instruments on the Balance Sheet (Details) - Designated as hedging instrument - Interest rate swaps - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Cash flow hedge derivatives, liabilities	$ 13,237	$ 5,427
Other accrued liabilities
Debt Instrument [Line Items]
Cash flow hedge derivatives, liabilities	4,774	1,824
Other long-term liabilities
Debt Instrument [Line Items]
Cash flow hedge derivatives, liabilities	8,463	3,603
Accumulated other comprehensive loss, net
Debt Instrument [Line Items]
Unrealized loss resulting from changes in fair value of derivative instruments	(13,434)	(5,929)
Accumulated other comprehensive loss, interest rate swaps, tax benefit (provision)	1,917	(112)
Accumulated other comprehensive loss, interest rate swaps, net	$ (11,517)	$ (6,041)

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