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Note 3 - Net Income Per Share (Tables) | 6 Months Ended
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Jun. 30, 2016
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three Months Ended |  |  | Six Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2016 |  |  | 2015 |  |  | 2016 |  |  | 2015 |
Basic shares |  |  | 6,147,727 |  |  |  | 6,139,268 |  |  |  | 6,145,326 |  |  |  | 6,136,882 |
Dilutive shares |  |  | 272,550 |  |  |  | 177,050 |  |  |  | 272,550 |  |  |  | 177,050 |
Diluted shares |  |  | 6,420,277 |  |  |  | 6,316,318 |  |  |  | 6,417,876 |  |  |  | 6,313,932 |
|  | Three Months Ended |  |  | Six Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2016 |  |  | 2015 |  |  | 2016 |  |  | 2015 |
|  | (Dollars in Thousands, Except Per Share Data) |  |  | (Dollars in Thousands, Except Per Share Data) |
Net income |  | $ | 462 |  |  | $ | 774 |  |  | $ | 779 |  |  | $ | 1,610 |
Basic net income per share |  | $ | 0.08 |  |  | $ | 0.13 |  |  | $ | 0.13 |  |  | $ | 0.26 |
Diluted net income per share |  | $ | 0.07 |  |  | $ | 0.12 |  |  | $ | 0.12 |  |  | $ | 0.25 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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