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PROPERTY, PLANT AND EQUIPMENT (Tables)
6 Months Ended
Jun. 30, 2014
PROPERTY, PLANT AND EQUIPMENT [Abstract]  
Property, plant and equipment
Property, plant and equipment consist of the following (dollars in thousands):

   
June 30,
  
December 31,
 
   
2014
  
2013
 
Land
 $3,315  $3,229 
Buildings and improvements
  31,156   25,216 
Machinery and equipment
  107,032   82,420 
Construction in progress
  5,291   4,042 
    146,794   114,907 
Accumulated depreciation
  (79,743)  (74,011)
   $67,051  $40,896