Leases - Schedule of Right-of-Use Assets (Details) - USD ($) |
Apr. 30, 2021 |
Apr. 30, 2020 |
May 01, 2019 |
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| Leases [Abstract] | Ìý | Ìý | Ìý |
| ROU assets - Operating facility leases | $ 14,308,296 | $ 8,998,825 | Ìý |
| Less: accumulated reduction | (1,593,433) | (2,585,974) | Ìý |
| Total ROU assets | $ 12,714,863 | $ 6,412,851 | $ 8,000,000 |
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- Definition Operating Lease, Right-of-Use Asset, Accumulated Amortization No definition available.
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- Definition Operating Lease, Right-of-Use Asset, before Accumulated Amortization No definition available.
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- References No definition available.
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- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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