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Property, Plant, and Equipment
 6 Months Ended
Jun. 30, 2015
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment

5.            Property, Plant and Equipment

 

Property, plant and equipment consist of the following at:

 

(Dollars in thousands)   June 30, 2015     December 31, 2014  
                 
Leasehold improvements   $ 39     $ 39  
Computers and related software     1,052       1,035  
Machinery and equipment     848       817  
Office furniture and fixtures     62       61  
      2,001       1,952  
Less: Accumulated depreciation     1,849       1,812  
    $ 152     $ 140  

 

Depreciation expense was $39 thousand and $83 thousand for the six months ended June 30, 2015 and the year ended December 31, 2014, respectively.