ACCUMULATED OTHER COMPREHENSIVE (LOSS) INCOME - Components of Accumulated Other Comprehensive (Loss) Income (Details) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 1,006,903	$ 973,416	$ 938,284	$ 901,370	$ 873,682	$ 877,015	$ 938,284	$ 877,015
Other comprehensive income (loss)	(14,423)	(1,668)	9,013	(34,445)	(6,135)	(1,296)	(7,078)	(41,876)
Ending balance	1,025,267	1,006,903	973,416	895,922	901,370	873,682	1,025,267	895,922
Total
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	191	1,859	(7,154)	(12,424)	(6,289)	(4,993)	(7,154)	(4,993)
Other comprehensive income (loss)	(14,423)	(1,668)	9,013	(34,445)	(6,135)	(1,296)
Ending balance	(14,232)	$ 191	1,859	(46,869)	$ (12,424)	$ (6,289)	(14,232)	(46,869)
Foreign currency translation adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance			(8,401)				(8,401)
Other comprehensive income (loss)	(14,425)			(34,874)			(6,117)	(44,667)
Ending balance	(14,518)						(14,518)
Cash flow hedge
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance			1,065				1,065
Other comprehensive income (loss)	0			427			(1,065)	2,850
Ending balance	0						0
Postretirement benefit plan
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance			$ 182				182
Other comprehensive income (loss)	2			$ 2			104	$ (59)
Ending balance	$ 286						$ 286