Quarterly report pursuant to Section 13 or 15(d)

Contingent Liability (Details)

v3.21.1
Contingent Liability (Details) - USD ($)
6 Months Ended 12 Months Ended
Feb. 16, 2021
Nov. 30, 2020
May 31, 2019
Feb. 28, 2021
May 31, 2020
Jun. 27, 2018
Contingent Liability (Details) [Line Items]            
Business Combination, Liabilities Arising from Contingencies, Amount Recognized     $ 1,000,000      
Business Combination, Contingent Consideration, Liability, Current       $ 0 $ 150,000 $ 678,111
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability $ 106,195   $ 321,889      
Payment for Contingent Consideration Liability, Operating Activities   $ 850,000        
Taxes Paid by the Company [Member]            
Contingent Liability (Details) [Line Items]            
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability 41,805          
Other Expense [Member]            
Contingent Liability (Details) [Line Items]            
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability $ 2,000