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Quarterly Financial Data (Unaudited) (Tables) | 12 Months Ended
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Dec. 31, 2018
Quarterly Financial Information Disclosure [Abstract] |
Schedule of quarterly financial data (unaudited) |
|  |  |  |  | Net |  |  |  |  |  | Earnings Per Share |
(Dollars in thousands, except per share data) |  | Interest |  |  | Interest |  |  | Net |  |  |  |  |  | Fully |
|  | Income |  |  | Income |  |  | Income |  |  | Basic |  |  | Diluted |
2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
First Quarter |  | $ | 5,722 |  |  | $ | 5,330 |  |  | $ | 1,658 |  |  | $ | 0.46 |  |  | $ | 0.46 |
Second Quarter |  |  | 6,141 |  |  |  | 5,595 |  |  |  | 1,833 |  |  |  | 0.51 |  |  |  | 0.51 |
Third Quarter |  |  | 6,212 |  |  |  | 5,522 |  |  |  | 2,014 |  |  |  | 0.55 |  |  |  | 0.55 |
Fourth Quarter |  |  | 6,450 |  |  |  | 5,617 |  |  |  | 1,828 |  |  |  | 0.51 |  |  |  | 0.50 |
2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
First Quarter |  | $ | 5,161 |  |  | $ | 4,855 |  |  | $ | 1,446 |  |  | $ | 0.40 |  |  | $ | 0.40 |
Second Quarter |  |  | 5,425 |  |  |  | 5,077 |  |  |  | 1,635 |  |  |  | 0.45 |  |  |  | 0.45 |
Third Quarter |  |  | 5,624 |  |  |  | 5,238 |  |  |  | 1,720 |  |  |  | 0.48 |  |  |  | 0.48 |
Fourth Quarter |  |  | 5,831 |  |  |  | 5,393 |  |  |  | 1,367 |  |  |  | 0.37 |  |  |  | 0.37 |

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- Definition Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109225645&loc=d3e1280-108306 + Details
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