v3.21.2
INTANGIBLE ASSETS (Details Narrative) - USD ($)
3 Months Ended
Aug. 31, 2021
Aug. 31, 2020
Indefinite-lived Intangible Assets [Line Items]    
Amortization of Intangible Assets $ 176,788 $ 176,787
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 8 years 29 days  
Tradenames and Non-Compete Agreements [Member] | Minimum [Member]    
Indefinite-lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Life 3 years  
Trade Names and Non-Compete Agreements [Member] | Maximum [Member]    
Indefinite-lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Life 10 years  
Customer Relationships [Member] | Minimum [Member]    
Indefinite-lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Life 12 years  
Customer Relationships [Member] | Maximum [Member]    
Indefinite-lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Life 15 years