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Related Party Transactions
6 Months Ended
Jul. 31, 2011
Related Party Transactions
(17) Related Party Transactions—Certain members of our Board of Directors also serve on the board of directors of certain of our customers. Management believes the transactions between these customers and us were carried out on an arm’s-length basis. The following table shows revenue recognized from these customers:

 

     Three months ended July 31,     Six months ended July 31,  
     2011     2010     2011     2010  

Revenue from customers

   $   7,005      $   7,264      $   24,311      $   19,895   

Percentage of total revenue

     3.3     3.9     5.5     5.4 %