Quarterly report pursuant to Section 13 or 15(d)

Prepaid Expenses and Other Current Assets (Details) - Deferred Costs, Capitalized, Prepaid, and Other Assets

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Prepaid Expenses and Other Current Assets (Details) - Deferred Costs, Capitalized, Prepaid, and Other Assets - USD ($)
Nov. 30, 2019
May 31, 2019
Deferred Costs, Capitalized, Prepaid, and Other Assets [Abstract]    
Deposits $ 75,303 $ 211,493
Prepaid expenses 223,023 178,920
Total $ 298,326 $ 390,413