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Stockholders' Equity (Details Narrative) - USD ($)
12 Months Ended
Feb. 06, 2017
Jan. 23, 2017
Dec. 01, 2016
Apr. 13, 2016
Jul. 31, 2017
Jul. 31, 2016
Preferred stock shares authorized         5,000,000 5,000,000
Preferred stock shares par value         $ 0.01 $ 0.01
Common stock shares authorized         100,000,000 100,000,000
Common stock shares par value         $ 0.01 $ 0.01
Warrant exercise price          
Proceeds from exercise of warrants         $ 185,000 $ 1,269,000
Value of shares issued for services           $ 290,000
Restricted Stock Units RSU [Member]            
Aggregate number of shares         150,000 2,075,000
October Closing Date [Member] | Private Placement Financing [Member]            
Proceeds from private placement         $ 6,000,000  
November Closing Date [Member]            
Number of warrants to purchase common stock         236,116  
Proceeds from exercise of warrants         $ 106,000  
November Closing Date [Member] | Private Placement Financing [Member]            
Proceeds from private placement         $ 2,000,000  
Warrant [Member]            
Aggregate number of shares           41,178
Number of warrants to purchase common stock         342,116 2,820,670
Warrants issued         5,335  
Proceeds from exercise of warrants         $ 185,000 $ 1,269,000
Number of warrants issued         4,179 78,000
Exercise of warrants derivative features         236,116  
Exercise of warrants equity instruments         106,000  
Private Placement Financing [Member]            
Proceeds from private placement   $ 337,000     $ 1,049,000  
Purchase price per share   $ 0.85        
Number of warrants to purchase common stock   396,469        
Maximum warrants to purchase common stock shares   396,469        
Warrant exercise price   $ 1.25        
Warrant term   5 years        
Private Placement Financing [Member] | Placement Agent Warrant [Member]            
Number of warrants to purchase common stock         151,294  
Warrant exercise price         $ 1.275  
Aggregate cash fees paid to placement agent         $ 128,600  
Due diligence fees paid         12,000  
Reimbursement of counsel fees         35,000  
Private Placement Financing [Member] | Accredited Investors [Member]            
Proceeds from private placement     $ 1,000,000      
Purchase price per share     $ 0.85      
Number of warrants to purchase common stock     1,176,472      
Maximum warrants to purchase common stock shares     1,176,472      
Warrant exercise price     $ 1.25      
Warrant term     5 years      
Private Placement Offering [Member]            
Aggregate number of shares 1,572,941          
Private Placement Offering [Member] | Maximum [Member]            
Aggregate number of shares value $ 1,572,941          
2015 Private Placement Financing [Member]            
Investment affiliates         472,000  
2015 Private Placement Financing [Member] | October Closing Date [Member]            
Proceeds from private placement         $ 6,000,000  
Aggregate number of shares         13,333,333  
2015 Private Placement Financing [Member] | November Closing Date [Member]            
Proceeds from private placement         $ 2,000,000  
Aggregate number of shares         4,444,439  
2015 Private Placement Financing [Member] | Warrant One [Member] | October Closing Date [Member]            
Number of warrants to purchase common stock         6,666,666  
Warrant term         5 years  
2015 Private Placement Financing [Member] | Warrant One [Member] | November Closing Date [Member]            
Number of warrants to purchase common stock         2,222,217  
Warrant term         5 years  
2015 Private Placement Financing [Member] | Warrant Two [Member] | October Closing Date [Member]            
Number of warrants to purchase common stock         8,666,666  
Warrant term         6 months  
2015 Private Placement Financing [Member] | Warrant Two [Member] | November Closing Date [Member]            
Number of warrants to purchase common stock         2,820,670  
Warrant term         6 months  
Six Months [Member] | Private Placement Financing [Member]            
Warrant term           6 months
Warrants issued           2,820,670
Five Years [Member] | Private Placement Financing [Member]            
Warrant term           5 years
Services Agreement [Member]            
Aggregate number of shares           250,000
Aggregate number of shares value           $ 290,000
Value of shares issued for services         $ 144,000 43,000
Services Agreement 1 [Member]            
Value of shares issued for services           $ 182,000
Service Agreement [Member]            
Number of common shares issued for services       250,000    
Value of shares issued for services       $ 290,000