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Accounts Payable and Accrued Expenses (Tables)
3 Months Ended
Aug. 31, 2017
Payables and Accruals [Abstract]  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]

August 31,

2017

May 31,

2017

Accounts payable

$

418,911

 

$

336,430

Deferred rent

 

21,132

 

15,570

Total

$

440,043

 

$

352,000