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Note 9 - Revenue from Contracts with Customers (Tables) | 3 Months Ended
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Mar. 31, 2018
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | 2018 |  | 2017
Service charges on deposit accounts |  | $ | 1,109 |  |  | $ | 1,001 |
Investment advisory income |  |  | 88 |  |  |  | 114 |
Revenue from contracts with customers |  |  | 1,197 |  |  |  | 1,115 |
Gain on sale of loans and securities |  |  | 241 |  |  |  | 257 |
Increase in cash value of life insurance |  |  | 43 |  |  |  | 41 |
Other |  |  | 45 |  |  |  | 40 |
Other noninterest income |  |  | 329 |  |  |  | 338 |
Total noninterest income |  | $ | 1,526 |  |  | $ | 1,453 |

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