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Earnings Per Share (Tables) | 6 Months Ended
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Jun. 30, 2018
Earnings per share: |
Schedule of Earnings Per Share, Basic and Diluted | The shares used in the calculation of basic and diluted earnings per share are shown below:
|  | Three months ended |  |  | Six months ended |
(Dollars in thousands, except per share amounts) |  | June 30, |  |  | June 30, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
Net earnings(1) |  | $ | 2,845 |  |  | $ | 2,383 |  |  | $ | 4,944 |  |  | $ | 4,588 |
Weighted average common shares outstanding - basic (1) |  |  | 4,141,894 |  |  |  | 4,064,092 |  |  |  | 4,124,947 |  |  |  | 4,063,692 |
Assumed exercise of stock options (1) |  |  | 18,693 |  |  |  | 84,092 |  |  |  | 18,544 |  |  |  | 83,040 |
Weighted average common shares outstanding - diluted (1) |  |  | 4,160,587 |  |  |  | 4,148,184 |  |  |  | 4,143,491 |  |  |  | 4,146,732 |
Net earnings per share (1): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.69 |  |  | $ | 0.59 |  |  | $ | 1.20 |  |  | $ | 1.13 |
Diluted |  | $ | 0.68 |  |  | $ | 0.58 |  |  | $ | 1.19 |  |  | $ | 1.11 |
(1) | Share and per share values for the periods ended June 30, 2017 have been adjusted to give effect to the 5% stock dividend paid during December 2017.

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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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