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Loans and Allowance for Loan Losses (Details 7) - USD ($) $ in Thousands | Jun. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Summary of key information for impaired loans |  |
Unpaid Principal Balance | $ 20,098 | $ 17,086
Impaired loans | 15,118 | 12,446
Impaired loans with related allowance for loan losses | 8,304 | 7,990
Related allowance for loan losses | 3,470 | 3,677
Commercial [Member] |  |
Summary of key information for impaired loans |  |
Unpaid Principal Balance | 14,238 | 12,843
Impaired loans | 9,970 | 8,664
Impaired loans with related allowance for loan losses | 5,717 | 5,103
Related allowance for loan losses | 2,130 | 1,990
Commercial [Member] | Owner occupied RE [Member] |  |
Summary of key information for impaired loans |  |
Unpaid Principal Balance | 2,858 | 2,281
Impaired loans | 2,793 | 2,235
Impaired loans with related allowance for loan losses | 454 | 464
Related allowance for loan losses | 74 | 179
Commercial [Member] | Non-owner occupied RE [Member] |  |
Summary of key information for impaired loans |  |
Unpaid Principal Balance | 7,304 | 6,827
Impaired loans | 3,829 | 3,665
Impaired loans with related allowance for loan losses | 2,269 | 2,646
Related allowance for loan losses | 659 | 750
Commercial [Member] | Business [Member] |  |
Summary of key information for impaired loans |  |
Unpaid Principal Balance | 4,076 | 3,735
Impaired loans | 3,348 | 2,764
Impaired loans with related allowance for loan losses | 2,994 | 1,993
Related allowance for loan losses | 1,397 | 1,061
Commercial [Member] | Construction [Member] |  |
Summary of key information for impaired loans |  |
Unpaid Principal Balance |  |
Impaired loans |  |
Impaired loans with related allowance for loan losses |  |
Related allowance for loan losses |  |
Consumer [Member] |  |
Summary of key information for impaired loans |  |
Unpaid Principal Balance | 5,860 | 4,243
Impaired loans | 5,148 | 3,782
Impaired loans with related allowance for loan losses | 2,587 | 2,887
Related allowance for loan losses | 1,340 | 1,687
Consumer [Member] | Other [Member] |  |
Summary of key information for impaired loans |  |
Unpaid Principal Balance | 164 | 171
Impaired loans | 164 | 170
Impaired loans with related allowance for loan losses | 164 | 170
Related allowance for loan losses | 20 | 22
Consumer [Member] | Real estate [Member] |  |
Summary of key information for impaired loans |  |
Unpaid Principal Balance | 2,946 | 2,062
Impaired loans | 2,867 | 2,037
Impaired loans with related allowance for loan losses | 2,203 | 2,037
Related allowance for loan losses | 1,226 | 1,379
Consumer [Member] | Home equity [Member] |  |
Summary of key information for impaired loans |  |
Unpaid Principal Balance | 2,750 | 2,010
Impaired loans | 2,117 | 1,575
Impaired loans with related allowance for loan losses | 220 | 680
Related allowance for loan losses | 94 | 286
Consumer [Member] | Construction [Member] |  |
Summary of key information for impaired loans |  |
Unpaid Principal Balance |  |
Impaired loans |  |
Impaired loans with related allowance for loan losses |  |
Related allowance for loan losses |  |

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