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Note 2 - Supplementary Cash Flow Information (Tables) | 12 Months Ended
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Apr. 30, 2017
Notes Tables |
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] |
|  | Fiscal Years Ended April 30, |
($ in thousands) |  | 2017 |  |  | 2016 |  |  | 2015 |
State and local income tax payments |  | $ | 560 |  |  | $ | 188 |  |  | $ | 238 |
Federal income tax payments to the Parent |  | $ | 6,824 |  |  | $ | 3,545 |  |  | $ | 3,366 |

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- References No definition available. + Details
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