ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) - Components of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 877,015	$ 828,233
Other comprehensive loss	(1,296)	(5,624)
Ending balance	873,682	849,492
Foreign currency translation adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(3,602)
Other comprehensive loss	(2,842)
Ending balance	(6,444)
Cash flow hedge
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(1,631)
Other comprehensive loss	1,573
Ending balance	(58)
Postretirement benefit plan
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	240
Other comprehensive loss	(27)
Ending balance	213
Total
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(4,993)	4,173
Other comprehensive loss	(1,296)	(5,624)
Ending balance	$ (6,289)	$ (1,451)