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Note 13 - Shareholders' Equity (Tables) | 12 Months Ended
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Dec. 31, 2016
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
(Net income in thousands) |  | Year ended December 31, |
|  | 2016 |  |  | 2015 |  |  | 2014 |
Basic earnings per share: |  |  |  |  |  |  |  |  |  |  |  |
Net income attributable to Common shareholders |  | $ | 1,930 |  |  |  | 2,143 |  |  |  | 15,709 |
Divided by: |  |  |  |  |  |  |  |  |  |  |  |
Weighted average shares outstanding |  |  | 3,953,281 |  |  |  | 3,924,618 |  |  |  | 3,850,042 |
Basic earnings per common share |  | $ | 0.49 |  |  |  | 0.55 |  |  |  | 4.08 |
Diluted earnings per share: |  |  |  |  |  |  |  |  |  |  |  |
Net income attributable to Common shareholders |  | $ | 1,930 |  |  |  | 2,143 |  |  |  | 15,709 |
Weighted average shares outstanding |  |  | 3,953,281 |  |  |  | 3,924,618 |  |  |  | 3,850,042 |
Effect of potentially dilutive restricted common shares |  |  | - |  |  |  | - |  |  |  | 26,745 |
Divided by: |  |  |  |  |  |  |  |  |  |  |  |
Weighted average diluted shares outstanding |  |  | 3,953,281 |  |  |  | 3,924,618 |  |  |  | 3,876,787 |
Diluted earnings per common share |  | $ | 0.49 |  |  |  | 0.55 |  |  |  | 4.05 |

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