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Loans and Allowance for Loan Losses (Details 2) - Commercial Loans [Member] - USD ($) $ in Thousands | Mar. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | $ 792,228 | $ 761,457
Owner occupied RE [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 288,300 | 285,938
Non-owner occupied RE [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 258,449 | 239,574
Construction [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 36,889 | 33,393
Business [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 208,590 | 202,552
Pass [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 771,989 | 743,922
Pass [Member] | Owner occupied RE [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 282,726 | 282,055
Pass [Member] | Non-owner occupied RE [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 253,421 | 234,957
Pass [Member] | Construction [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 36,889 | 33,393
Pass [Member] | Business [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 198,953 | 193,517
Special mention [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 7,875 | 4,561
Special mention [Member] | Owner occupied RE [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 3,164 | 1,097
Special mention [Member] | Non-owner occupied RE [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 976 | 975
Special mention [Member] | Construction [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans |  |
Special mention [Member] | Business [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 3,735 | 2,489
Substandard [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 12,364 | 12,974
Substandard [Member] | Owner occupied RE [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 2,410 | 2,786
Substandard [Member] | Non-owner occupied RE [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 4,052 | 3,642
Substandard [Member] | Construction [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans |  |
Substandard [Member] | Business [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans | 5,902 | 6,546
Doubtful [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans |  |
Doubtful [Member] | Owner occupied RE [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans |  |
Doubtful [Member] | Non-owner occupied RE [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans |  |
Doubtful [Member] | Construction [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans |  |
Doubtful [Member] | Business [Member] |  |
Outstanding commercial and consumer loans by risk category |  |
Outstanding commercial loans |  |

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- Definition Amount, before allowance and fees, of loans and leases receivable. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=65884687&loc=d3e4428-111522 + Details
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