PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Property, plant and equipment
Property, plant and equipment, gross	$ 141,003		$ 129,651
Less accumulated depreciation	(75,490)		(72,668)
Property, plant and equipment, net	65,513		56,983
Depreciation expense	3,223	$ 2,919
Land
Property, plant and equipment
Property, plant and equipment, gross	974		979
Building and improvements
Property, plant and equipment
Property, plant and equipment, gross	$ 23,883		14,398
Building and improvements | Minimum
Property, plant and equipment
Useful lives	5 years
Building and improvements | Maximum
Property, plant and equipment
Useful lives	39 years
Machinery, equipment, tools and dies
Property, plant and equipment
Property, plant and equipment, gross	$ 83,523		82,898
Machinery, equipment, tools and dies | Minimum
Property, plant and equipment
Useful lives	3 years
Machinery, equipment, tools and dies | Maximum
Property, plant and equipment
Useful lives	15 years
Construction work in progress
Property, plant and equipment
Property, plant and equipment, gross	$ 10,774		9,582
Furniture, fixtures and other
Property, plant and equipment
Property, plant and equipment, gross	$ 21,849		$ 21,794
Furniture, fixtures and other | Minimum
Property, plant and equipment
Useful lives	3 years
Furniture, fixtures and other | Maximum
Property, plant and equipment
Useful lives	10 years