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Note 6 - Comprehensive Income (Tables) | 3 Months Ended
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Jul. 31, 2016
Notes Tables |
Comprehensive Income (Loss) [Table Text Block] |
($ in thousands) |  | Amount Before Tax |  |  | Tax Benefit |  |  | Amount Net of Tax |
Change in unrealized gains on securities |  | $ | 238 |  |  | $ | (84 | ) |  | $ | 154 |
|  | $ | 238 |  |  | $ | (84 | ) |  | $ | 154 |
($ in thousands) |  | Amount Before Tax |  |  | Tax Provision |  |  | Amount Net of Tax |
Change in unrealized gains on securities |  | $ | (142 | ) |  | $ | 50 |  |  | $ | (92 | )
|  | $ | (142 | ) |  | $ | 50 |  |  | $ | (92 | )

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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=66004124&loc=d3e526-108580 + Details
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- References No definition available. + Details
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