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Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2018
Earnings Per Share [Abstract] |
Calculation of Basic Earnings Per Share | The table below presents basic and diluted earnings per share for the years ended December 31, 2018, 2017, and 2016.
|  | Year Ended |
|  | December 31, |  |  | December 31, |  |  | December 31, |
|  | 2018 |  |  | 2017 |  |  | 2016 |
Earnings per share |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 14,949 |  |  | $ | 12,720 |  |  | $ | 11,664 |
Less: distributed earnings allocated to participating securities |  |  | (52 | ) |  |  | (45 | ) |  |  | (37 | )
Less: undistributed earnings allocated to participating securities |  |  | (98 | ) |  |  | (77 | ) |  |  | (64 | )
Net earnings available to common shareholders |  | $ | 14,799 |  |  | $ | 12,598 |  |  | $ | 11,563 |
Weighted average common shares outstanding including participating securities |  |  | 9,272,964 |  |  |  | 9,250,825 |  |  |  | 9,224,230 |
Less: average unvested restricted shares |  |  | (93,000 | ) |  |  | (88,664 | ) |  |  | (79,964 | )
Weighted average common shares outstanding |  |  | 9,179,964 |  |  |  | 9,162,161 |  |  |  | 9,144,266 |
Basic and diluted earnings per share |  | $ | 1.61 |  |  | $ | 1.38 |  |  | $ | 1.27 |

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