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Acquisitions (Details 3) - Advanced Mobile [Member]
$ in Thousands
Oct. 31, 2014
USD ($)
Consideration transferred  
Consideration transferred $ 3,395
Cash [Member]  
Consideration transferred  
Consideration transferred 2,570
Working Capital [Member]  
Consideration transferred  
Consideration transferred 70
Contingent Consideration [Member]  
Consideration transferred  
Consideration transferred $ 825