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Related Party Transactions (Tables)
3 Months Ended
Oct. 31, 2013
Related Party Transactions [Abstract]  
Schedule expenses incurred by related party charges
  
Three Months Ended
October 31,
 
  
2013
  
2012
 
  
(in thousands)
 
Included in direct cost of revenues
 $28  $306 
Included in selling, general and administrative
  254   181