Quarterly report pursuant to Section 13 or 15(d)

Accounts Receivable (Details)

v3.19.3.a.u2
Accounts Receivable (Details) - USD ($)
Nov. 30, 2019
May 31, 2019
Nov. 30, 2018
Receivables [Abstract]      
Accounts Receivable, after Allowance for Credit Loss, Current $ 273,788 $ 163,571  
Accounts Receivable, Allowance for Credit Loss, Current $ 0   $ 0