Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details Narrative)

v3.6.0.2
Stockholders' Equity (Details Narrative) - USD ($)
 6 Months Ended
Oct. 31, 2016
Apr. 30, 2016
Stockholders' Equity    
Restricted stock issued, shares 188,333  
Stock based compensation expense $ 429,000  
Warrant    
Stockholders' Equity    
Stock warrants outstanding 133,667  
Warrant | Minimum    
Stockholders' Equity    
Exercise price of warrants $ 7.50  
Warrant | Maximum    
Stockholders' Equity    
Exercise price of warrants $ 10.50  
Series B Preferred Shares    
Stockholders' Equity    
Preferred stock, shares converted 282,643  
Common stock issued upon conversion of preferred stock 1,884,286  
Adjustment to additional paid in capital upon redemption of preferred stock $ 3,448,244  
Conversion price, per share $ 12.20  
Number of common shares potentially issuable upon conversion of Series B Preferred Stock Convertible into 326,107 shares of common stock  
Preferred Stock, outstanding after giving effect to the exchange 48,916 331,559
Series D Preferred Shares    
Stockholders' Equity    
Number of common shares potentially issuable upon conversion of Series B Preferred Stock The Company’s newly designated 0% Series D Convertible Preferred Stock are convertible into shares of the Company’s common stock, par value $0.001 per share and such sale and issuance. Each Series D Preferred Share was sold at a per share purchase price of $136.00 and converts into 100 shares of Common Stock, subject to adjustment for dividends and stock splits. Series D Preferred Shares are convertible into an aggregate of 369,900 shares of common stock  
Preferred Stock, outstanding after giving effect to the exchange 3,699 0
Sale of Series D Preferred Shares 3,699  
Proceeds from the issuance of Series D Preferred Shares $ 503,000