Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' EQUITY (Details Textual)

v3.3.1.900
STOCKHOLDERS' EQUITY (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
Jul. 20, 2015
Jun. 30, 2015
Oct. 31, 2015
Oct. 31, 2014
Oct. 31, 2015
Oct. 31, 2014
Apr. 30, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Preferred Stock, Par or Stated Value Per Share     $ 0.0001   $ 0.0001   $ 0.0001
Purchase Price         $ 1,575,000    
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term         5 years 1 month 24 days    
Other Preferred Stock Dividends and Adjustments     $ 0 $ 0 $ 703,770 $ 0  
Securities Purchase Agreement [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 1,279,759            
Purchase Price $ 1,575,000            
promissory notes [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Unsecured Debt, Current   $ 1,299,000          
Common Stock [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Stock Issued During Period, Shares, Conversion of Units         561,700    
Common Stock [Member] | Securities Purchase Agreement [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share Price $ 0.1250            
Preferred Stock [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Stock Issued During Period, Shares, Conversion of Units         5,617    
Minimum [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate         101.70%    
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate         1.40%    
Minimum [Member] | Securities Purchase Agreement [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 1.63            
Maximum [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate         104.10%    
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate         1.60%    
Maximum [Member] | Securities Purchase Agreement [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 1.66            
Series H Preferred Stock [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Stock Issued During Period, Shares, New Issues   8,435     8,435    
Convertible Preferred Stock, Shares Issued upon Conversion     100   100    
Convertible Preferred Stock, Conversion Price     $ 1.54   $ 1.54    
Series H Preferred Stock [Member] | Common Stock [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Stock Issued During Period, Shares, Conversion of Units         561,700    
Series H Preferred Stock [Member] | Preferred Stock [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Stock Issued During Period, Shares, Conversion of Units         (5,617)    
Series H Convertible Preferred Stock [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Stock Issued During Period, Shares, New Issues   8,435          
Preferred Stock, Par or Stated Value Per Share   $ 0.0001          
Series H-1 Preferred Stock [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Debt Instrument, Convertible, Conversion Price     0.80   $ 0.80    
Debt Conversion, Converted Instrument, Amount         $ 704,000    
Series H-1 Preferred Convertible Stock [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Preferred Stock, Par or Stated Value Per Share     166   $ 166    
Convertible Preferred Stock, Conversion Price     $ 1.66   $ 1.66    
Fair Value Of Warrants         $ 1,649,000    
Fair Value Of Convertible Preferred Stock         $ 841,000    
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term           5 years  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate         103.00%    
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate           2.00%  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate         0.00%    
Proceeds from Issuance of Warrants         $ 1,575,000    
Other Preferred Stock Dividends and Adjustments $ 704,000            
Series H-1 Preferred Convertible Stock [Member] | Securities Purchase Agreement [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Preferred Stock, Par or Stated Value Per Share $ 0.0001            
Number Shares To Be Issued 8,532            
Series H-1 Preferred Convertible Stock [Member] | Minimum [Member] | Securities Purchase Agreement [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Purchase Price $ 163            
Series H-1 Preferred Convertible Stock [Member] | Maximum [Member] | Securities Purchase Agreement [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Purchase Price $ 166            
Convertible Preferred Stock [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Conversion of Stock, Shares Issued         1,273,000    
Convertible Preferred Stock [Member] | Make Whole Shares [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Conversion of Stock, Shares Issued         185,000    
Convertible Preferred Stock [Member] | Dividend Shares [Member]              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Conversion of Stock, Shares Issued         39,000