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Earnings per Share | 12 Months Ended
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Dec. 31, 2017
Earnings Per Share [Abstract] |
Earnings per Share | 13. Earnings per Share Basic earnings per share are computed by dividing earnings available to common stockholders by the weighted average number of common shares outstanding during the period. Diluted earnings per share reflect per share amounts that would have resulted if dilutive potential common stock had been converted to common stock in gain periods. The following reconciles amounts reported in the financial statements:
|  | Year Ended December 31, |
|  | 2017 |  |  | 2016 |
|  | Net Income (In 000’s) |  |  | Weighted Average Number of Shares Outstanding |  |  | Per Share Amount |  |  | Net Income (In 000’s) |  |  | Weighted Average Number of Shares Outstanding |  |  | Per Share Amount |
Basic |  | $ | 41,998 |  |  |  | 2,211,985 |  |  | $ | 18.99 |  |  | $ | 3,444 |  |  |  | 2,293,688 |  |  | $ | 1.50 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Options |  |  |  |  |  |  | 750,803 |  |  |  |  |  |  |  |  |  |  |  | 751,563 |  |  |  |  |
Diluted (a) |  | $ | 41,998 |  |  |  | 2,962,788 |  |  | $ | 14.18 |  |  | $ | 3,444 |  |  |  | 3,045,251 |  |  | $ | 1.13 |

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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