Quarterly report pursuant to Section 13 or 15(d)

Note 17 - Fair Value of Financial Instruments (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

v3.19.1
Note 17 - Fair Value of Financial Instruments (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis - USD ($)
Nov. 30, 2018
May 31, 2018
Note 17 - Fair Value of Financial Instruments (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Derivative liabilities $ 678,111 $ 1,265,751
Fair Value, Inputs, Level 1 [Member]    
Note 17 - Fair Value of Financial Instruments (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Derivative liabilities 0 0
Fair Value, Inputs, Level 2 [Member]    
Note 17 - Fair Value of Financial Instruments (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Derivative liabilities 0 0
Fair Value, Inputs, Level 3 [Member]    
Note 17 - Fair Value of Financial Instruments (Details) - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]    
Derivative liabilities $ 678,111 $ 1,265,751