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Allowance for Loan Losses (Details 1) - USD ($) $ in Thousands | Sep. 30, 2018 | Jun. 30, 2018 | Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Dec. 31, 2016
--- | --- | --- | --- | --- | --- | ---
Loans: |  |  |  |  |  |
Individually evaluated for impairment | $ 11 |  | $ 1,760 |  |  |
Collectively evaluated for impairment | 883,322 |  | 887,873 |  |  |
Total loans | 883,333 |  | 889,633 |  |  |
Allowance for loan losses: |  |  |  |  |  |
Specific reserve allocation | 0 |  | 909 |  |  |
General reserve allocation | 9,439 |  | 9,305 |  |  |
Total allowance for loan losses | 9,439 | $ 9,521 | 10,214 | $ 10,346 | $ 10,391 | $ 9,932
Commercial [Member] |  |  |  |  |  |
Loans: |  |  |  |  |  |
Individually evaluated for impairment | 0 |  | 1,213 |  |  |
Collectively evaluated for impairment | 261,116 |  | 247,914 |  |  |
Total loans | 261,116 |  | 249,127 |  |  |
Allowance for loan losses: |  |  |  |  |  |
Specific reserve allocation | 0 |  | 909 |  |  |
General reserve allocation | 3,758 |  | 3,389 |  |  |
Total allowance for loan losses | 3,758 | 3,566 | 4,298 | 4,167 | 3,824 | 4,041
Commercial loans secured by Non-Owner Occupied real estate [Member] |  |  |  |  |  |
Loans: |  |  |  |  |  |
Individually evaluated for impairment | 11 |  | 547 |  |  |
Collectively evaluated for impairment | 363,521 |  | 373,298 |  |  |
Total loans | 363,532 |  | 373,845 |  |  |
Allowance for loan losses: |  |  |  |  |  |
Specific reserve allocation | 0 |  | 0 |  |  |
General reserve allocation | 3,388 |  | 3,666 |  |  |
Total allowance for loan losses | 3,388 | 3,686 | 3,666 | 3,846 | 4,488 | 3,584
Real estate-mortgage [Member] |  |  |  |  |  |
Loans: |  |  |  |  |  |
Individually evaluated for impairment | 0 |  | 0 |  |  |
Collectively evaluated for impairment | 240,591 |  | 247,278 |  |  |
Total loans | 240,591 |  | 247,278 |  |  |
Allowance for loan losses: |  |  |  |  |  |
Specific reserve allocation | 0 |  | 0 |  |  |
General reserve allocation | 1,239 |  | 1,102 |  |  |
Total allowance for loan losses | 1,239 | 1,253 | 1,102 | 1,164 | 1,150 | 1,169
Consumer [Member] |  |  |  |  |  |
Loans: |  |  |  |  |  |
Individually evaluated for impairment | 0 |  | 0 |  |  |
Collectively evaluated for impairment | 18,094 |  | 19,383 |  |  |
Total loans | 18,094 |  | 19,383 |  |  |
Allowance for loan losses: |  |  |  |  |  |
Specific reserve allocation | 0 |  | 0 |  |  |
General reserve allocation | 128 |  | 128 |  |  |
Total allowance for loan losses | 128 | 125 | 128 | 139 | 139 | 151
Allocation for general risk [Member] |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |
Specific reserve allocation | 0 |  | 0 |  |  |
General reserve allocation | 926 |  | 1,020 |  |  |
Total allowance for loan losses | $ 926 | $ 891 | $ 1,020 | $ 1,030 | $ 790 | $ 987

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