PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Property, plant and equipment
Property, plant and equipment, gross	$ 155,564		$ 151,860
Less accumulated depreciation	(86,437)		(83,220)
Property, plant and equipment, net	69,127		68,640
Depreciation expense	3,136	$ 3,223
Land
Property, plant and equipment
Property, plant and equipment, gross	969		965
Building and improvements
Property, plant and equipment
Property, plant and equipment, gross	24,966		25,093
Machinery, equipment, tools and dies
Property, plant and equipment
Property, plant and equipment, gross	91,467		89,144
Construction work in progress
Property, plant and equipment
Property, plant and equipment, gross	15,525		14,197
Furniture, fixtures and other
Property, plant and equipment
Property, plant and equipment, gross	$ 22,637		$ 22,461