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Note 2 - Supplementary Cash Flow Information (Tables) | 12 Months Ended
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Apr. 30, 2024
Notes Tables |
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] |
|  | Fiscal Years Ended April 30, |
($ in thousands) |  | 2024 |  |  | 2023 |  |  | 2022 |
Cash and cash equivalents |  | $ | 4,390 |  |  | $ | 7,590 |  |  | $ | 29,703 |
Restricted cash |  |  | 305 |  |  |  | 305 |  |  |  | 305 |
Total cash, cash equivalents, and restricted cash shown in the Consolidated Statement of Cash Flows |  | $ | 4,695 |  |  | $ | 7,895 |  |  | $ | 30,008 |
|  | Fiscal Years Ended April 30, |
($ in thousands) |  | 2024 |  |  | 2023 |  |  | 2022 |
State and local income tax payments |  | $ | 1,090 |  |  | $ | 923 |  |  | $ | 894 |
Federal income tax payments |  | $ | 5,448 |  |  | $ | 4,425 |  |  | $ | 5,400 |

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