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Note 9 - Other Comprehensive Income (Tables) | 3 Months Ended
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Mar. 31, 2016
Disclosure Text Block [Abstract] |
Schedule of Other Comprehensive Income Change in Unrealized Gains and Losses on Available for Sale Securities [Table Text Block] |
|  | Three Months Ended March 31, 2016 |
(in thousands) |  | Before Tax Amount |  |  | Tax Effect |  |  | Net of Tax Amount |
Unrealized holding gains arising during the period |  | $ | 56 |  |  | $ | (21 | ) |  | $ | 35 |
|  | Three Months Ended March 31, 2015 |
|  | Before Tax Amount |  |  | Tax Effect |  |  | Net of Tax Amount |
Unrealized holding gains arising during the period |  | $ | 267 |  |  | $ | (104 | ) |  | $ | 163 |

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- Definition Schedule of other comprehensive income change in unrealized gains and losses on available for sale securities. + References No definition available. + Details
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