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Inventory
3 Months Ended
Sep. 30, 2011
Inventory 
Inventory Disclosure [Text Block]
(2)  Inventories at September 30, 2011 and December 31, 2010 consisted of the following:


   
September 30,
   
December 31,
 
   
2011
   
2010
 
Finished goods
 
$
2,465
   
$
1,008
 
Work-in-process
   
936
     
757
 
Raw materials
   
1,562
     
1,332
 
Total
 
$
4,963
   
$
3,097