DERIVATIVE FINANCIAL INSTRUMENT AND HEDGING ACTIVITY (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Apr. 30, 2020
Fair value interest rate derivative liabilities	$ 6,790	$ 14,109
Accumulated other comprehensive loss, net of tax	3,055	11,437
Gains/(losses) on interest rate swap, net of tax	$ 8,370	(6,566)	$ (4,492)
Credit Facility - 2021 | Term Facility
Debt effective interest rate (as a percent)	6.75%
Interest rate swap
Fair value interest rate derivative liabilities	$ 6,800
Accumulated other comprehensive loss, net of tax	3,100
Unrealized gain (loss)	5,400
Gains/(losses) on interest rate swap, net of tax	(8,400)
Interest expense	4,800	3,900
Reclassifications out of accumulated other comprehensive income/loss	3,500	$ 2,500
Interest rate swap | Credit Facility - 2021
Derivative liability, notional amount	165,800			$ 168,600
Debt effective interest rate (as a percent)		2.26%
Decrease in notional amount	$ 4,000