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Inventories
9 Months Ended
Sep. 30, 2014
Inventories [Abstract]  
Inventories
(2)Inventories

Inventories consist of the following:

(in thousands)
 
September 30,
2014
  
December 31,
2013
 
Raw materials
 
$
172
  
$
249
 
Work-in-process
  
252
   
364
 
Finished goods
  
94
   
106
 
Total inventory
 
$
518
  
$
719