Accrued Liabilities (Details) - Schedule of Accrued Liabilities - USD ($) $ in Thousands	Jul. 31, 2020	Jul. 31, 2019
Schedule of Accrued Liabilities [Abstract]
Payroll, benefits, and commissions	$ 5,227	$ 5,123
Professional fees	710	774
Legal	2,647	164
Deferred revenue	2,526
Other	1,723	2,301
Accrued liabilities	$ 12,833	$ 8,362