Quarterly report pursuant to Section 13 or 15(d)

Senior Secured Term Loan (Details)

v3.7.0.1
Senior Secured Term Loan (Details) - USD ($)
1 Months Ended 3 Months Ended
Jul. 25, 2017
Jul. 31, 2017
Jul. 31, 2016
Debt Instrument [Line Items]      
Proceeds from term loan   $ 4,732,677
Fair value of warrants issued as part of senior secured loan   $ 478,428
Warrant [Member]      
Debt Instrument [Line Items]      
Warrants granted   224,174  
Secured Debt [Member] | Runway Growth Capital Fund [Member]      
Debt Instrument [Line Items]      
Debt instrument face amount $ 10,000,000    
LIBOR interest rate 10.00%    
Proceeds from term loan $ 5,000,000    
Remaining amount $ 5,000,000    
Debt term 4 years    
Origination fee Company paid a 0.25% origination fee and will pay another 0.25% origination fee upon the second closing, will be subject to a final payment fee of 3.25% of the principal lent    
Secured Debt [Member] | Runway Growth Capital Fund [Member] | Warrant [Member]      
Debt Instrument [Line Items]      
Term of award P5Y    
Warrants granted 224,174    
Warrants granted, exercise price $ 6.87