PROPERTY, PLANT AND EQUIPMENT (Tables)

12 Months Ended

Dec. 31, 2017

Property, Plant and Equipment [Abstract]

Schedule of components of property, plant and equipment, net

Property, plant and equipment consists of the following(in thousands): 

	December 31, 2017			December 31, 2016
Land, buildings, and improvements	$	71,914		$	81,311
Machinery, equipment, and fixtures	78,168			75,177
Office furniture, equipment, and vehicles	23,633			22,471
Construction in progress	300			272
	174,015			179,231
Accumulated depreciation	(123,225		)	(122,270		)
Property, plant and equipment, net	$	50,790		$	56,961