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Note 13 - Earnings Per Share (Tables) | 9 Months Ended
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Sep. 30, 2017
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2017 |  |  | 2016 |  |  | 2017 |  |  | 2016 |
(Amounts in thousands, except share and per share data) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 7,652 |  |  | $ | 6,383 |  |  | $ | 20,272 |  |  | $ | 18,722 |
Dividends on preferred stock |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Net income available to common shareholders |  | $ | 7,652 |  |  | $ | 6,383 |  |  | $ | 20,272 |  |  | $ | 18,722 |
Weighted average common shares outstanding, basic |  |  | 17,005,654 |  |  |  | 17,031,074 |  |  |  | 17,005,350 |  |  |  | 17,433,406 |
Dilutive effect of potential common shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock options |  |  | 49,739 |  |  |  | 38,746 |  |  |  | 50,140 |  |  |  | 31,856 |
Restricted stock |  |  | 27,336 |  |  |  | 13,706 |  |  |  | 21,468 |  |  |  | 9,949 |
Total dilutive effect of potential common shares |  |  | 77,075 |  |  |  | 52,452 |  |  |  | 71,608 |  |  |  | 41,805 |
Weighted average common shares outstanding, diluted |  |  | 17,082,729 |  |  |  | 17,083,526 |  |  |  | 17,076,958 |  |  |  | 17,475,211 |
Basic earnings per common share |  | $ | 0.45 |  |  | $ | 0.37 |  |  | $ | 1.19 |  |  | $ | 1.07 |
Diluted earnings per common share |  |  | 0.45 |  |  |  | 0.37 |  |  |  | 1.19 |  |  |  | 1.07 |
Antidilutive potential common shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock options |  |  | 71,592 |  |  |  | 127,789 |  |  |  | 75,868 |  |  |  | 127,789 |
Total potential antidilutive shares |  |  | 71,592 |  |  |  | 127,789 |  |  |  | 75,868 |  |  |  | 127,789 |

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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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