Leases - Narrative (Details) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
|
Oct. 31, 2022
USD ($)
´Ú³Ù²
|
Oct. 31, 2021
USD ($)
|
Oct. 31, 2022
USD ($)
´Ú³Ù²
|
Oct. 31, 2021
USD ($)
|
|
| Lessee, Lease, Description [Line Items] | Ìý | Ìý | Ìý | Ìý |
| Amount of office and classroom space leased (in square feet) | ´Ú³Ù² | 172,021 | Ìý | 172,021 | Ìý |
| Lease extension term | 5 years | Ìý | 5 years | Ìý |
| Total future minimum lease payments (as a percent) | 94.00% | Ìý | 94.00% | Ìý |
| Incremental borrowing rate (as a percent) | 12.00% | Ìý | 12.00% | Ìý |
| 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 | Ìý | Ìý | Ìý | Ìý |
| Lessee, Lease, Description [Line Items] | Ìý | Ìý | Ìý | Ìý |
| Lease term | 6 years | Ìý | 6 years | Ìý |