Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details Narrative)

v3.10.0.1
Income Taxes (Details Narrative) - USD ($)
12 Months Ended
Jul. 31, 2018
Jul. 31, 2017
Income tax position will not be recognized less than a 50%  
Net operating loss carryforward expire year 2028  
Valuation allowance for deferred tax $ 37,201,000 $ 38,029,000
Valuation allowance increase, amount 800,000 $ 8,800,000
Federal [Member]    
Net operating loss carryforwards 103,100,000  
Federal [Member] | Research and Development [Member]    
Tax credit carryforwards 1,200,000  
California [Member]    
Net operating loss carryforwards 98,100,000  
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