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Note S - Consolidated Quarterly Financial Information (Unaudited) (Tables) | 12 Months Ended
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Dec. 31, 2017
Notes Tables |
Quarterly Financial Information [Table Text Block] |
|  | Quarters Ended |
|  | Mar. 31 |  |  | Jun. 30 |  |  | Sept. 30 |  |  | Dec. 31 |
201 7 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total interest income |  | $ | 11,738 |  |  | $ | 10,989 |  |  | $ | 11,317 |  |  | $ | 11,664 |
Total interest expense |  |  | 873 |  |  |  | 918 |  |  |  | 1,049 |  |  |  | 1,135 |
Net interest income |  |  | 10,865 |  |  |  | 10,071 |  |  |  | 10,268 |  |  |  | 10,529 |
Provision for loan losses ( 1 ) |  |  | 145 |  |  |  | 175 |  |  |  | 1,601 |  |  |  | 643 |
Noninterest income ( 3 ) |  |  | 3,113 |  |  |  | 2,112 |  |  |  | 2,282 |  |  |  | 1,928 |
Noninterest expense |  |  | 9,375 |  |  |  | 9,876 |  |  |  | 9,222 |  |  |  | 8,136 |
Net income |  |  | 3,217 |  |  |  | 1,741 |  |  |  | 1,653 |  |  |  | 898 |
Earnings per share |  | $ | 0.69 |  |  | $ | 0.37 |  |  | $ | 0.35 |  |  | $ | 0.19 |
201 6 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total interest income |  | $ | 9,770 |  |  | $ | 8,913 |  |  | $ | 9,824 |  |  | $ | 10,841 |
Total interest expense |  |  | 670 |  |  |  | 707 |  |  |  | 839 |  |  |  | 806 |
Net interest income |  |  | 9,100 |  |  |  | 8,206 |  |  |  | 8,985 |  |  |  | 10,035 |
Provision for loan losses ( 2 ) |  |  | 479 |  |  |  | 141 |  |  |  | 1,708 |  |  |  | 498 |
Noninterest income ( 3 ) |  |  | 3,235 |  |  |  | 1,861 |  |  |  | 1,693 |  |  |  | 1,450 |
Noninterest expense |  |  | 7,969 |  |  |  | 7,773 |  |  |  | 8,828 |  |  |  | 8,329 |
Net income |  |  | 2,832 |  |  |  | 1,706 |  |  |  | 358 |  |  |  | 2,024 |
Earnings per share |  | $ | 0.69 |  |  | $ | 0.41 |  |  | $ | 0.08 |  |  | $ | 0.43 |
201 5 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total interest income |  | $ | 9,627 |  |  | $ | 8,866 |  |  | $ | 9,016 |  |  | $ | 8,825 |
Total interest expense |  |  | 697 |  |  |  | 717 |  |  |  | 731 |  |  |  | 694 |
Net interest income |  |  | 8,930 |  |  |  | 8,149 |  |  |  | 8,285 |  |  |  | 8,131 |
Provision for loan losses ( 4 ) |  |  | (78 | ) |  |  | 799 |  |  |  | (11 | ) |  |  | 380 |
Noninterest income ( 3 ) |  |  | 3,489 |  |  |  | 1,917 |  |  |  | 1,584 |  |  |  | 1,607 |
Noninterest expense |  |  | 7,427 |  |  |  | 7,554 |  |  |  | 7,727 |  |  |  | 6,911 |
Net income |  |  | 3,624 |  |  |  | 1,410 |  |  |  | 1,642 |  |  |  | 1,898 |
Earnings per share |  | $ | 0.88 |  |  | $ | 0.34 |  |  | $ | 0.40 |  |  | $ | 0.46 |

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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/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=84173487&loc=d3e1280-108306 + Details
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