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Note 11 - Comprehensive Income (Tables) | 12 Months Ended
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Apr. 30, 2017
Notes Tables |
Comprehensive Income (Loss) [Table Text Block] |
|  | Fiscal Year Ended April 30, 2017 |
($ in thousands) |  | Amount Before Tax |  |  | Tax Expense/ (Benefit) |  |  | Amount Net of Tax |
Change in unrealized gains on securities |  | $ | 476 |  |  | $ | (168 | ) |  | $ | 308 |
Less: Gains realized in net income |  |  | 39 |  |  |  | (14 | ) |  |  | 25 |
|  | $ | 515 |  |  | $ | (182 | ) |  | $ | 333 |
|  | Fiscal Year Ended April 30, 2016 |
($ in thousands) |  | Amount Before Tax |  |  | Tax Expense/ (Benefit) |  |  | Amount Net of Tax |
Change in unrealized gains on securities |  | $ | (300 | ) |  | $ | 106 |  |  | $ | (194 | )
Less: Gains realized in net income |  |  | 329 |  |  |  | (115 | ) |  |  | 214 |
|  | $ | 29 |  |  | $ | (9 | ) |  | $ | 20 |
|  | Fiscal Year Ended April 30, 2015 |
($ in thousands) |  | Amount Before Tax |  |  | Tax Expense/ (Benefit) |  |  | Amount Net of Tax |
Change in unrealized gains on securities |  | $ | (274 | ) |  | $ | 96 |  |  | $ | (178 | )
Less: Gains realized in net income |  |  | 57 |  |  |  | (20 | ) |  |  | 37 |
|  | $ | (217 | ) |  | $ | 76 |  |  | $ | (141 | )

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- Definition Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=84228862&loc=d3e526-108580 + Details
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- References No definition available. + Details
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