PROPERTY, PLANT AND EQUIPMENT (Tables)
 12 Months Ended
Dec. 31, 2015
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,
2015
 
December 31,
2014
Land, buildings and improvements
$
82,201

 
$
83,119

Machinery, equipment and fixtures
79,176

 
78,003

Office furniture, equipment and vehicles
22,689

 
22,265

Construction in progress
238

 
399

 
184,304

 
183,786

Accumulated depreciation
(122,279
)
 
(117,912
)
Property, plant and equipment, net
$
62,025

 
$
65,874