ACCUMULATED OTHER COMPREHENSIVE LOSS - Summary of Changes in AOCI (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance, beginning of period			$ 51,867
Other comprehensive loss	$ (5,463)	$ 657	(5,117)	$ 874
Tax Provision	0	(257)	0	(155)
Other comprehensive income (loss), net of tax			(5,117)	719
Balance, end of period	549		549
Total
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance, beginning of period			(26,732)	(27,678)
Balance, end of period	(31,849)	(26,959)	(31,849)	(26,959)
Foreign Currency Translation Adjustments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance, beginning of period			(23,287)	(23,045)
Other comprehensive loss			(5,117)	874
Tax Provision			0	(155)
Balance, end of period	(28,404)	(22,171)	(28,404)	(22,171)
Foreign Currency Hedge
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance, beginning of period			0	2,988
Other comprehensive loss			0	0
Balance, end of period	0	2,988	0	2,988
Defined Benefit Pension Plans
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance, beginning of period			(3,277)	(8,021)
Other comprehensive loss			0	0
Balance, end of period	(3,277)	(8,021)	(3,277)	(8,021)
Tax Provision
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance, beginning of period			(169)	400
Tax Provision			0	(155)
Balance, end of period	$ (169)	$ 245	$ (169)	$ 245