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Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2018
Earnings Per Share [Abstract] |
Schedule of basic and diluted earnings per share |
(Dollars in thousands, except share data) |  |  |  |  |  |  |  |  |
|  | 2018 |  |  | 2017 |  |  | 2016 |
Basic |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 7,333 |  |  | $ | 6,168 |  |  | $ | 6,090 |
Weighted average common shares outstanding |  |  | 3,614,302 |  |  |  | 3,621,216 |  |  |  | 3,624,037 |
Basic earnings per common shares |  | $ | 2.03 |  |  | $ | 1.70 |  |  | $ | 1.68 |
Diluted |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 7,333 |  |  | $ | 6,168 |  |  | $ | 6,090 |
Weighted average common shares outstanding |  |  | 3,614,302 |  |  |  | 3,621,216 |  |  |  | 3,624,037 |
Plus dilutive stock options and restricted stock units |  |  | 13,825 |  |  |  | 8,465 |  |  |  | 5,482 |
Weighted average common shares outstanding and potentially dilutive shares |  |  | 3,628,127 |  |  |  | 3,629,681 |  |  |  | 3,629,519 |
Diluted earnings per common share |  | $ | 2.02 |  |  | $ | 1.70 |  |  | $ | 1.68 |

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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://fasb.org/us-gaap/role/ref/legacyRef -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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