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Accrued Expenses (Details) - USD ($)
$ in Thousands
Jul. 31, 2017
Jul. 31, 2016
Accrued Expenses [Abstract]    
Accrued vacation $ 685 $ 494
Accrued payroll taxes 277 210
Accrued payroll and bonuses 250 72
Accrued direct cost of revenues 6 111
Accrued advertising 184 242
Accrued income taxes 36 119
Accrued Professional fees 130 131
Other 272 108
Total accrued expenses $ 1,840 $ 1,487