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Inventories
12 Months Ended
Dec. 31, 2011
Inventories [Abstract]  
Inventories
  5. Inventories

Inventories are stated at the lower of standard cost (which approximates actual cost determined using the first-in, first-out cost method) or market and consists of the following (in thousands):

 

                 
    December 31,  
    2011     2010  

Raw materials

  $ 1,517     $ 1,579  

Finished goods

    912       964  
   

 

 

   

 

 

 

Inventories, net

  $ 2,429     $ 2,543