PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Property, plant and equipment
Property, plant and equipment, gross	$ 156,717		$ 156,717		$ 151,860
Less accumulated depreciation	(88,199)		(88,199)		(83,220)
Property, plant and equipment, net	68,518		68,518		68,640
Depreciation expense	3,248	$ 3,181	6,384	$ 6,404
Land
Property, plant and equipment
Property, plant and equipment, gross	969		969		965
Building and improvements
Property, plant and equipment
Property, plant and equipment, gross	25,539		25,539		25,093
Machinery, equipment, tools and dies
Property, plant and equipment
Property, plant and equipment, gross	92,580		92,580		89,144
Construction work in progress
Property, plant and equipment
Property, plant and equipment, gross	15,290		15,290		14,197
Furniture, fixtures and other
Property, plant and equipment
Property, plant and equipment, gross	$ 22,339		$ 22,339		$ 22,461