Courseware and Accreditation - Schedule of Amortization Expense of Intangible Assets (Details) - USD ($)  | 
12 Months Ended | |
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Apr. 30, 2020  | 
Apr. 30, 2019  | 
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| Finite-Lived Intangible Assets [Line Items] | Ìý | Ìý | 
| Amortization expense | $ 641,667 | $ 1,100,000 | 
| Courseware and Accreditation | Ìý | Ìý | 
| Finite-Lived Intangible Assets [Line Items] | Ìý | Ìý | 
| Amortization expense | $ 64,324 | $ 67,751 | 
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
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- Details 
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