Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details Narrative)

v3.8.0.1
Income Taxes (Details Narrative) - USD ($)
12 Months Ended
Jul. 31, 2017
Jul. 31, 2016
Income tax position will not be recognized less than a 50%  
Net operating loss carryforward expire year 2027  
Valuation allowance for deferred tax $ 38,029,000 $ 29,250,000
Valuation allowance increase, amount 8,800,000 $ 10,400,000
Federal [Member]    
Net operating loss carryforwards 77,600,000  
Federal [Member] | Research and Development [Member]    
Tax credit carryforwards 1,200,000  
California [Member]    
Net operating loss carryforwards 72,500,000  
California [Member] | Research and Development [Member]    
Tax credit carryforwards 1,300,000  
California [Member] | Hiring Credits [Member]    
Tax credit carryforwards 9,300  
Australia [Member]    
Net operating loss carryforwards $ 600,000