Revenues (Details) - USD ($) |
3 Months Ended | ||
|---|---|---|---|
Jul. 31, 2020 |
Jul. 31, 2019 |
Apr. 30, 2020 |
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| Disaggregation of Revenue [Line Items] | Ìý | Ìý | Ìý |
| Deferred revenue | $ 4,766,853 | Ìý | $ 3,712,994 |
| Due to students | 1,891,502 | Ìý | $ 2,371,844 |
| Total revenue earned, deferred revenue | $ 3,700,000 | Ìý | Ìý |
| Revenue Benchmark | Non-US | Ìý | Ìý | Ìý |
| Disaggregation of Revenue [Line Items] | Ìý | Ìý | Ìý |
| Percentage of revenues from students outside the United States | 1.27% | 1.48% | Ìý |
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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Current regulatory liabilities generally represent obligations to make refunds to customers for various reasons including overpayment. No definition available.
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