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Inventories
12 Months Ended
Dec. 31, 2014
Inventories
5. INVENTORIES

Inventories consist of the following:

 

     As of
December 31, 2014
     As of
December 31, 2013
 

Raw materials

   $ 27,058       $ 22,562   

Finished goods

     13,075         6,833   

Sales demonstration inventory

     19,201         19,545   
  

 

 

    

 

 

 

Inventories, net

$ 59,334    $ 48,940   
  

 

 

    

 

 

 

Service inventory

$ 20,646    $ 19,033