Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets (Details)

v3.20.1
Intangible Assets (Details) - USD ($)
3 Months Ended 9 Months Ended
Feb. 29, 2020
Feb. 28, 2019
Feb. 29, 2020
Feb. 28, 2019
Goodwill and Intangible Assets Disclosure [Abstract]        
Amortization of Intangible Assets $ 28,030 $ 31,403 $ 86,334 $ 83,796