Audit Information  | 
12 Months Ended | 
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Apr. 30, 2022  | |
| Audit Information [Abstract] | Ìý | 
| Auditor Name | Salberg & Company, P.A. | 
| Auditor Firm ID | 106 | 
| Auditor Location | Boca Raton, Florida | 
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- Definition Audit Information [Abstract] No definition available. 
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- Definition PCAOB issued Audit Firm Identifier Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- References Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- References Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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