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17. Quarterly Data (Tables) | 12 Months Ended
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Dec. 31, 2015
Quarterly Financial Information Disclosure [Abstract] |
Schedule of Quarterly Financial Information |
|  | 2015 |  |  | 2014 |
(Dollars in thousands, except per share amounts) |  | First |  |  | Second |  |  | Third |  |  | Fourth |  |  | First |  |  | Second |  |  | Third |  |  | Fourth |
Total interest income |  | $ | 9,567 |  |  |  | 9,191 |  |  |  | 9,947 |  |  |  | 9,961 |  |  | $ | 9,545 |  |  |  | 9,576 |  |  |  | 9,583 |  |  |  | 9,716 |
Total interest expense |  |  | 884 |  |  |  | 875 |  |  |  | 874 |  |  |  | 851 |  |  |  | 1,111 |  |  |  | 1,085 |  |  |  | 1,076 |  |  |  | 1,015 |
Net interest income |  |  | 8,683 |  |  |  | 8,316 |  |  |  | 9,073 |  |  |  | 9,110 |  |  |  | 8,434 |  |  |  | 8,491 |  |  |  | 8,507 |  |  |  | 8,701 |
(Reduction of) provision for loan losses |  |  | 173 |  |  |  | (214 | ) |  |  | 235 |  |  |  | (211 | ) |  |  | (349 | ) |  |  | 67 |  |  |  | 256 |  |  |  | (673 | )
Other income |  |  | 3,245 |  |  |  | 3,297 |  |  |  | 3,266 |  |  |  | 3,504 |  |  |  | 2,841 |  |  |  | 3,110 |  |  |  | 3,207 |  |  |  | 3,006 |
Other expense |  |  | 8,748 |  |  |  | 8,337 |  |  |  | 8,669 |  |  |  | 10,024 |  |  |  | 8,123 |  |  |  | 8,067 |  |  |  | 8,541 |  |  |  | 10,940 |
Income before income taxes |  |  | 3,007 |  |  |  | 3,490 |  |  |  | 3,435 |  |  |  | 2,801 |  |  |  | 3,501 |  |  |  | 3,467 |  |  |  | 2,917 |  |  |  | 1,440 |
Income taxes |  |  | 679 |  |  |  | 866 |  |  |  | 942 |  |  |  | 613 |  |  |  | 923 |  |  |  | 916 |  |  |  | 475 |  |  |  | (377 | )
Net earnings |  |  | 2,328 |  |  |  | 2,624 |  |  |  | 2,493 |  |  |  | 2,188 |  |  |  | 2,578 |  |  |  | 2,551 |  |  |  | 2,442 |  |  |  | 1,817 |
Basic net earnings per share |  |  | 0.41 |  |  |  | 0.47 |  |  |  | 0.45 |  |  |  | 0.40 |  |  | $ | 0.46 |  |  |  | 0.45 |  |  |  | 0.43 |  |  |  | 0.33 |
Diluted net earnings per share |  | $ | 0.41 |  |  |  | 0.47 |  |  |  | 0.45 |  |  |  | 0.39 |  |  | $ | 0.46 |  |  |  | 0.45 |  |  |  | 0.43 |  |  |  | 0.32 |

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- Definition Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=51825399&loc=d3e1280-108306 + Details
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