Annual report pursuant to Section 13 and 15(d)

PROPERTY, PLANT AND EQUIPMENT (Details)

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PROPERTY, PLANT AND EQUIPMENT (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Property, plant and equipment      
Property, plant and equipment, gross $ 81,803 $ 76,210  
Accumulated depreciation and amortization (49,781) (48,260)  
Total property, plant and equipment 32,022 27,950  
Depreciation expense 4,317 3,929 4,210
Land and improvements
     
Property, plant and equipment      
Property, plant and equipment, gross 3,800 3,800  
Buildings and improvements
     
Property, plant and equipment      
Property, plant and equipment, gross 33,655 33,309  
Machinery and equipment
     
Property, plant and equipment      
Property, plant and equipment, gross 18,209 17,919  
Furniture and fixtures
     
Property, plant and equipment      
Property, plant and equipment, gross 17,884 16,956  
Computer software and hardware
     
Property, plant and equipment      
Property, plant and equipment, gross $ 8,255 $ 4,226