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Item 5. Other Information | 3 Months Ended
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Jul. 31, 2023
Notes to Financial Statements |
Issuer Rule 10b5-1, Material Terms [Text Block] | Item 5. Other Information During the three months ended July 31, 2023, none of the Company’s directors or officers adopted or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement”, as each term is defined in Item 408(a) of Regulation S-K.

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- Definition The entire disclosure for material terms under issuer rule 10b5-1. + References No definition available. + Details
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