Annual report pursuant to Section 13 and 15(d)

Consolidated Statement of Changes in Shareholders' (Deficit) Equity (Parenthetical)

v3.2.0.727
Consolidated Statement of Changes in Shareholders' (Deficit) Equity (Parenthetical)
 12 Months Ended
May. 31, 2015
$ / shares
May. 31, 2014
$ / shares
$ / Unit
Proceeds from unit offering, per unit | $ / Unit   1.3
Warrants granted per share   $ 1
Conversion Features one    
Common shares issued to extinguish promissory notes payable, convertible debt and related interest, per share   0.65
Conversion Features two    
Common shares issued to extinguish promissory notes payable, convertible debt and related interest, per share   0.75
Conversion Features three    
Common shares issued to extinguish promissory notes payable, convertible debt and related interest, per share   0.65
Conversion Features Four    
Common shares issued to extinguish promissory notes payable, convertible debt and related interest, per share   0.75
Conversion Features Five    
Common shares issued to extinguish promissory notes payable, convertible debt and related interest, per share   $ 0.45
Common Stock    
Proceeds from unit offering, per unit | $ / Unit   1.3
Warrants granted per share   $ 1
Common Stock | Conversion Features one    
Common shares issued to extinguish promissory notes payable, convertible debt and related interest, per share   0.65
Common Stock | Conversion Features two    
Common shares issued to extinguish promissory notes payable, convertible debt and related interest, per share   0.75
Common Stock | Conversion Features three    
Common shares issued to extinguish promissory notes payable, convertible debt and related interest, per share   0.65
Common Stock | Conversion Features Four    
Common shares issued to extinguish promissory notes payable, convertible debt and related interest, per share   0.75
Common Stock | Conversion Features Five    
Common shares issued to extinguish promissory notes payable, convertible debt and related interest, per share   $ 0.45
Conversion Features Seven    
Common shares issued to extinguish promissory notes payable, convertible debt and related interest, per share $ 0.75  
Conversion Features Seven | Additional Paid-in Capital    
Common shares issued to extinguish promissory notes payable, convertible debt and related interest, per share 0.75  
Conversion Features Eight    
Common shares issued to extinguish promissory notes payable, convertible debt and related interest, per share 0.75  
Conversion Features Eight | Additional Paid-in Capital    
Common shares issued to extinguish promissory notes payable, convertible debt and related interest, per share 0.75  
Exercise Price 1    
Warrants granted per share 0.55  
Exercise Price 1 | Additional Paid-in Capital    
Warrants granted per share 0.55  
Exercise Price 2    
Warrants granted per share 0.75  
Exercise Price 2 | Additional Paid-in Capital    
Warrants granted per share $ 0.75