Accrued Expenses (Details) - USD ($) $ in Thousands	Jul. 31, 2015	Jul. 31, 2014
Summary of accrued expenses
Accrued compensation	$ 174	$ 577
Accrued professional fees	$ 641	566
Accrued taxes		124
Other	$ 13	67
TOTAL ACCRUED EXPENSES	$ 828	$ 1,334