Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' EQUITY (Details)

v3.3.1.900
STOCKHOLDERS' EQUITY (Details) - $ / shares
6 Months Ended 12 Months Ended
Oct. 31, 2015
Apr. 30, 2015
Class of Stock [Line Items]    
Number of Warrants, Outstanding Beginning Balance 16,000  
Number Of Warrants, Warrants issued in connection with Series H-1 preferred stock for cash 1,280,000  
Number of Warrants, Outstanding Ending Balance 1,296,000 16,000
Weighted Average Exercise Price, Outstanding Beginning Balance $ 7.25  
Weighted Average Exercise Price, Warrants issued in connection with Series H-1 preferred stock for cash 1.66  
Weighted Average Exercise Price, Outstanding Ending Balance $ 1.73 $ 7.25
Weighted Average Remaining Life in years, Contractual Term 4 years 8 months 12 days 3 years 6 months
Weighted Average Remaining Life In Years, Contractual Term 4 years 8 months 12 days