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Goodwill and Other Intangibles (Details) - USD ($)
$ in Thousands
12 Months Ended
Jul. 31, 2015
Jul. 31, 2014
Indefinite-lived Intangible Assets [Line Items]    
Beginning balance $ 14,830 $ 14,807
Foreign currency translation adjustments (442) 23
Ending balance 14,388 14,830
Telecom Platform Services [Member]    
Indefinite-lived Intangible Assets [Line Items]    
Beginning balance 11,623 11,600
Foreign currency translation adjustments (442) 23
Ending balance 11,181 11,623
Zedge [Member]    
Indefinite-lived Intangible Assets [Line Items]    
Beginning balance $ 3,207 $ 3,207
Foreign currency translation adjustments
Ending balance $ 3,207 $ 3,207