Accrued Expenses (Details) - USD ($) $ in Thousands	Apr. 30, 2019	Jul. 31, 2018
Payables and Accruals [Abstract]
Accrued vacation	$ 699	$ 559
Accrued payroll taxes	323	184
Accrued payroll and bonuses	278	393
Accrued severance	2	83
Hedge Payable	96	41
Accrued professional fees	57	96
Due to artists	38
Other	161	72
Total accrued expenses	$ 1,654	$ 1,428