Commitments and Contingencies (Details) |
6 Months Ended |
|---|---|
Oct. 31, 2019 | |
| Commitments and Contingencies Disclosure [Abstract] | |
| Return of unearned funds, no later than (in days) | 45 days |
| X | ||||||||||
- Definition Loss Contingency, Title IV Programs, Return of Unearned Funds, Term No definition available.
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| X | ||||||||||
- References No definition available.
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