Annual report pursuant to Section 13 and 15(d)

Pro forma results of acquisitions (Details)

v3.22.2
Pro forma results of acquisitions (Details) - USD ($)
 12 Months Ended
Apr. 30, 2022
Apr. 30, 2021
Series Of Individually Immaterial Business Acquisitions 1 [Member]    
Restructuring Cost and Reserve [Line Items]    
Revenues $ 4,550,980 $ 2,112,042
Net (Loss) Income (8,604,139) (13,263,942)
Series Of Individually Immaterial Business Acquisitions 3 [Member]    
Restructuring Cost and Reserve [Line Items]    
Revenues 312,023 303,631
Net (Loss) Income (886,757) (906,478)
Series Of Individually Immaterial Business Acquisitions 4 [Member]    
Restructuring Cost and Reserve [Line Items]    
Revenues 1,878,007 979,344
Net (Loss) Income (4,201,408) (3,283,309)
Series of Individually Immaterial Business Acquisitions [Member]    
Restructuring Cost and Reserve [Line Items]    
Revenues 6,741,010 8,585,987
Net (Loss) Income $ (13,692,304) (17,213,774)
Series Of Individually Immaterial Business Acquisitions 2 [Member]    
Restructuring Cost and Reserve [Line Items]    
Revenues   5,190,970
Net (Loss) Income   $ 239,955