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Income Per Common Share | 6 Months Ended
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Jun. 30, 2015
Earnings Per Share [Abstract] |
Income Per Common Share | Note 2: Income Per Common Share
|  | Six Months Ended June 30, |  |  | Three Months Ended June 30, |
|  | 2015 |  |  | 2014 |  |  | 2015 |  |  | 2014 |
|  | (Dollars In Thousands, Except Per Share Amounts) |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income: |  | $ | 7,066 |  |  | $ | 22,754 |  |  | $ | 417 |  |  | $ | 11,113 |
Dividends on Series B Preferred |  |  | (240 | ) |  |  | (240 | ) |  |  | — |  |  |  | — |
Dividends on Series D Preferred |  |  | (60 | ) |  |  | (60 | ) |  |  | — |  |  |  | — |
Total dividends on preferred stocks |  |  | (300 | ) |  |  | (300 | ) |  |  | — |  |  |  | — |
Numerator for basic net income per common share - net income applicable to common stock |  |  | 6,766 |  |  |  | 22,454 |  |  |  | 417 |  |  |  | 11,113 |
Dividends on preferred stocks assumed to be converted, if dilutive |  |  | 60 |  |  |  | 300 |  |  |  | — |  |  |  | — |
Numerator for diluted net income per common share |  | $ | 6,826 |  |  | $ | 22,754 |  |  | $ | 417 |  |  | $ | 11,113 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Denominator for basic net income per common share - weighted-average shares |  |  | 22,711,332 |  |  |  | 22,538,773 |  |  |  | 22,747,925 |  |  |  | 22,544,857 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Convertible preferred stocks |  |  | 583,333 |  |  |  | 916,666 |  |  |  | 916,666 |  |  |  | 916,666 |
Stock options |  |  | 117,124 |  |  |  | 195,000 |  |  |  | 112,483 |  |  |  | 198,715 |
Dilutive potential common shares |  |  | 700,457 |  |  |  | 1,111,666 |  |  |  | 1,029,149 |  |  |  | 1,115,381 |
Denominator for dilutive net income per common share - adjusted weighted-average shares and assumed conversions |  |  | 23,411,789 |  |  |  | 23,650,439 |  |  |  | 23,777,074 |  |  |  | 23,660,238 |
Basic net income per common share |  | $ | 0.30 |  |  | $ | 1.00 |  |  | $ | 0.02 |  |  | $ | 0.49 |
Diluted net income per common share |  | $ | 0.29 |  |  | $ | 0.96 |  |  | $ | 0.02 |  |  | $ | 0.47 |
The following weighted-average shares of securities were not included in the computation of diluted net income per common share as their effect would have been antidilutive:
|  | Six Months Ended June 30, |  |  | Three Months Ended June 30, |
|  | 2015 |  |  | 2014 |  |  | 2015 |  |  | 2014 |
Convertible preferred stocks |  |  | 333,333 |  |  |  | — |  |  |  | — |  |  |  | — |
Stock options |  |  | 496,137 |  |  |  | 325,326 |  |  |  | 291,885 |  |  |  | 370,099 |
|  |  | 829,470 |  |  |  | 325,326 |  |  |  | 291,885 |  |  |  | 370,099 |

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