Annual report pursuant to Section 13 and 15(d)

401(k) Plan (Details Narrative)

v3.5.0.2
401(k) Plan (Details Narrative) - USD ($)
12 Months Ended
May 15, 2012
Jul. 31, 2016
Jul. 31, 2015
Compensation and Retirement Disclosure [Abstract]      
Maximum percentage of contribution permitted to employees on eligible compensation 100.00%    
Employer's matching contribution (as a percent)   100.00%  
Employer's matching contribution of employee's annual contribution (as a percent)   3.00%  
Employer matching contributions made   $ 236,000 $ 133,000