Quarterly report pursuant to Section 13 or 15(d)

Leases - Narrative (Details)

v3.22.2.2
Leases - Narrative (Details)
3 Months Ended 6 Months Ended
Oct. 31, 2022
USD ($)
ft²
Oct. 31, 2021
USD ($)
Oct. 31, 2022
USD ($)
ft²
Oct. 31, 2021
USD ($)
Lessee, Lease, Description [Line Items]        
Amount of office and classroom space leased (in square feet) | ft² 172,021   172,021  
Lease extension term 5 years   5 years  
Total future minimum lease payments (as a percent) 94.00%   94.00%  
Incremental borrowing rate (as a percent) 12.00%   12.00%  
Amortization of tenant improvement allowances $ 185,245 $ 152,500 $ 358,943 $ 302,887
Lease expense $ 1,081,187 $ 916,435 $ 2,091,699 $ 1,853,172
Minimum        
Lessee, Lease, Description [Line Items]        
Lease term 6 years   6 years  
Maximum        
Lessee, Lease, Description [Line Items]        
Lease term 8 years   8 years