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Segment Information (Tables)
3 Months Ended
Mar. 31, 2013
Summary of Net Revenue by Geographic Location

Net revenue by geographic location based on the location of customers was as follows (in thousands):

 

     Three Months Ended
March 31,
 
     2013      2012  

United States

   $ 9,048       $ 8,364   

International

     5,549         3,956   
  

 

 

    

 

 

 
   $ 14,597       $ 12,320