Annual report pursuant to Section 13 and 15(d)

Leases - Schedule of Operating Lease Liabilities (Details)

v3.21.2
Leases - Schedule of Operating Lease Liabilities (Details) - USD ($)
Apr. 30, 2021
Apr. 30, 2020
May 01, 2019
Leases [Abstract]      
Total lease liabilities $ 19,946,229 $ 8,324,323  
Reduction of lease liabilities (1,617,600) (955,736)  
Total operating lease obligations $ 18,328,629 $ 7,368,587 $ 8,000,000