ACCUMULATED OTHER COMPREHENSIVE INCOME - Components of Accumulated Other Comprehensive (Loss)/Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 938,284	$ 877,015	$ 828,233
Other comprehensive income (loss)	15,845	(2,161)	(9,166)
Ending balance	1,053,984	938,284	877,015
Total
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(7,154)	(4,993)	4,173
Other comprehensive income (loss)	15,845	(2,161)	(9,166)
Ending balance	8,691	(7,154)	$ (4,993)
Foreign currency translation adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(8,401)
Other comprehensive income (loss)	16,809
Ending balance	8,408	(8,401)
Cash flow hedge
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	1,065
Other comprehensive income (loss)	(1,065)
Ending balance	0	1,065
Postretirement benefit plan
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	182
Other comprehensive income (loss)	101
Ending balance	$ 283	$ 182