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Earnings Per Share (Tables) | 9 Months Ended
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Sep. 30, 2015
Earnings Per Share [Abstract] |
Computation of Basic and Diluted Earnings Per Share | The computation of basic and diluted earnings per share is shown below (in thousands except per share data):
|  | Three months ended September 30, |  |  | Nine months ended September 30, |
|  | 2015 |  |  | 2014 |  |  | 2015 |  |  | 2014 |
Basic earnings per common share computation: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income per consolidated statements of income |  | $ | 5,522 |  |  | $ | 5,548 |  |  | $ | 16,689 |  |  | $ | 16,331 |
Net earnings allocated to participating securities |  |  | (30 | ) |  |  | (23 | ) |  |  | (92 | ) |  |  | (70 | )
Net earnings allocated to common stock |  | $ | 5,492 |  |  | $ | 5,525 |  |  | $ | 16,597 |  |  | $ | 16,261 |
Distributed earnings allocated to common stock |  | $ | 2,363 |  |  | $ | 2,359 |  |  | $ | 7,095 |  |  | $ | 7,109 |
Undistributed earnings allocated to common stock |  |  | 3,129 |  |  |  | 3,166 |  |  |  | 9,502 |  |  |  | 9,152 |
Net earnings allocated to common stock |  | $ | 5,492 |  |  | $ | 5,525 |  |  | $ | 16,597 |  |  | $ | 16,261 |
Weighted average common shares outstanding, including shares considered participating securities |  |  | 14,406 |  |  |  | 14,368 |  |  |  | 14,408 |  |  |  | 14,421 |
Less: Average participating securities |  |  | (71 | ) |  |  | (53 | ) |  |  | (72 | ) |  |  | (55 | )
Weighted average shares |  |  | 14,335 |  |  |  | 14,315 |  |  |  | 14,336 |  |  |  | 14,366 |
Basic earnings per common share |  | $ | 0.38 |  |  | $ | 0.39 |  |  | $ | 1.16 |  |  | $ | 1.13 |
Diluted earnings per common share computation: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net earnings allocated to common stock |  | $ | 5,492 |  |  | $ | 5,525 |  |  | $ | 16,597 |  |  | $ | 16,261 |
Weighted average common shares outstanding for basic earnings per common share |  |  | 14,335 |  |  |  | 14,315 |  |  |  | 14,336 |  |  |  | 14,366 |
Add: Dilutive effects of assumed exercises of stock options |  |  | 0 |  |  |  | 1 |  |  |  | 0 |  |  |  | 1 |
Weighted average shares and dilutive potential common shares |  |  | 14,335 |  |  |  | 14,316 |  |  |  | 14,336 |  |  |  | 14,367 |
Diluted earnings per common share |  | $ | 0.38 |  |  | $ | 0.39 |  |  | $ | 1.16 |  |  | $ | 1.13 |

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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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