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Earnings Per Share (Tables) | 6 Months Ended
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Jun. 30, 2017
Earnings Per Share [Abstract] |
Factors Used in Computation of Earnings Per Share | The factors used in the earnings per share computation follow:
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
(Dollars in thousands) |  | 2017 |  |  | 2016 |  |  | 2017 |  |  | 2016 |
Basic |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income to common stockholders |  | $ | 9,467 |  |  | $ | 4,431 |  |  | $ | 19,748 |  |  | $ | 9,243 |
Weighted average common shares outstanding |  |  | 18,012,905 |  |  |  | 17,859,604 |  |  |  | 17,984,184 |  |  |  | 17,838,267 |
Basic earnings per common share |  | $ | 0.53 |  |  | $ | 0.25 |  |  | $ | 1.10 |  |  | $ | 0.52 |
Diluted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income to common stockholders |  | $ | 9,467 |  |  | $ | 4,431 |  |  | $ | 19,748 |  |  | $ | 9,243 |
Dilutive effect of preferred stock |  |  | 193 |  |  |  | — |  |  |  | 385 |  |  |  | — |
Net income to common stockholders - diluted |  | $ | 9,660 |  |  | $ | 4,431 |  |  | $ | 20,133 |  |  | $ | 9,243 |
Weighted average common shares outstanding |  |  | 18,012,905 |  |  |  | 17,859,604 |  |  |  | 17,984,184 |  |  |  | 17,838,267 |
Add: Dilutive effects of restricted stock |  |  | 47,521 |  |  |  | 112,880 |  |  |  | 67,308 |  |  |  | 113,334 |
Add: Dilutive effects of assumed exercises of stock options |  |  | 32,592 |  |  |  | — |  |  |  | 40,233 |  |  |  | — |
Add: Dilutive effects of assumed exercises of stock warrants |  |  | 129,896 |  |  |  | 70,101 |  |  |  | 137,896 |  |  |  | 60,330 |
Add: Dilutive effects of assumed conversion of Preferred A |  |  | 315,773 |  |  |  | — |  |  |  | 315,773 |  |  |  | — |
Add: Dilutive effects of assumed conversion of Preferred B |  |  | 354,471 |  |  |  | — |  |  |  | 354,471 |  |  |  | — |
Average shares and dilutive potential common shares |  |  | 18,893,158 |  |  |  | 18,042,585 |  |  |  | 18,899,865 |  |  |  | 18,011,931 |
Diluted earnings per common share |  | $ | 0.51 |  |  | $ | 0.25 |  |  | $ | 1.07 |  |  | $ | 0.51 |
Shares that were not considered in computing diluted earnings per common share because they were antidilutive are as follows:
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2017 |  |  | 2016 |  |  | 2017 |  |  | 2016 |
Shares assumed to be converted from Preferred Stock Series A |  |  | — |  |  |  | 315,773 |  |  |  | — |  |  |  | 315,773 |
Shares assumed to be converted from Preferred Stock Series B |  |  | — |  |  |  | 360,578 |  |  |  | — |  |  |  | 360,578 |
Restricted stock awards |  |  | 35,270 |  |  |  | 76,362 |  |  |  | 35,270 |  |  |  | 76,362 |
Stock options |  |  | 58,442 |  |  |  | 164,175 |  |  |  | 58,442 |  |  |  | 164,175 |

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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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