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Earnings per Share (Tables) | 3 Months Ended
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Mar. 31, 2016
Calculation for Basic and Diluted Earnings per Common Share | The following table presents the calculation of basic and diluted earnings per common share for the periods indicated:
|  | Three Months Ended March 31, |
|  | 2016 |  |  | 2015 |
(Amounts in thousands, except share and per share data) |  |  |  |  |  |
Net income |  | $ | 6,084 |  |  | $ | 5,958 |
Dividends on preferred stock |  |  | — |  |  |  | 105 |
Net income available to common shareholders |  | $ | 6,084 |  |  | $ | 5,853 |
Weighted average common shares outstanding, basic |  |  | 17,859,197 |  |  |  | 18,633,574 |
Dilutive effect of potential common shares |  |  |  |  |  |  |  |
Stock options |  |  | 27,159 |  |  |  | 21,159 |
Restricted stock |  |  | 6,175 |  |  |  | 1,256 |
Convertible preferred stock |  |  | — |  |  |  | 677,043 |
Contingently issuable shares |  |  | — |  |  |  | 11,411 |
Total dilutive effect of potential common shares |  |  | 33,334 |  |  |  | 710,869 |
Weighted average common shares outstanding, diluted |  |  | 17,892,531 |  |  |  | 19,344,443 |
Basic earnings per common share |  | $ | 0.34 |  |  | $ | 0.31 |
Diluted earnings per common share |  |  | 0.34 |  |  |  | 0.31 |
Antidilutive potential common shares |  |  |  |  |  |  |  |
Stock options |  |  | 119,727 |  |  |  | 136,382 |
Restricted stock |  |  | 28,617 |  |  |  | — |
Total potential antidilutive shares |  |  | 148,344 |  |  |  | 136,382 |

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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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