Annual report pursuant to Section 13 and 15(d)

NOTE 10 - NOTES PAYABLE (Details) - Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques

v3.7.0.1
NOTE 10 - NOTES PAYABLE (Details) - Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques - Long-term Debt [Member] - $ / shares
12 Months Ended
May 31, 2017
May 31, 2016
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Dividends (in Dollars per share) $ 0 $ 0
Term (years)   3 years
Minimum [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Volatility 64.00% 89.00%
Risk-free interest rates 0.86% 1.18%
Term (years) 1 year 3 months  
Maximum [Member]    
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Volatility 138.00% 107.00%
Risk-free interest rates 1.19% 0.91%
Term (years) 3 years