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Loans and Allowance for Loan Losses (Details 6) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | --- | ---
Summary of nonperforming assets |  |  |
Nonaccruing troubled debt restructurings | $ 2,541 | $ 2,673 |
Total nonaccrual loans, including nonaccruing TDRs | 5,830 | 7,301 |
Other real estate owned |  | 242 | $ 639
Total nonperforming assets | $ 5,830 | $ 7,543 |
Nonperforming assets as a percentage of: |  |  |
Total assets | 0.31% | 0.46% |
Gross loans | 0.35% | 0.54% |
Total loans over 90 days past due | $ 458 | $ 2,027 |
Loans over 90 days past due and still accruing |  |  |
Accruing TDRs | 6,742 | 5,145 |
Commercial [Member] | Construction [Member] |  |  |
Summary of nonperforming assets |  |  |
Nonaccruing troubled debt restructurings |  |  |
Commercial [Member] | Owner occupied RE [Member] |  |  |
Summary of nonperforming assets |  |  |
Nonaccruing troubled debt restructurings |  |  |
Commercial [Member] | Non-owner occupied RE [Member] |  |  |
Summary of nonperforming assets |  |  |
Nonaccruing troubled debt restructurings | 210 | 1,581 |
Commercial [Member] | Business [Member] |  |  |
Summary of nonperforming assets |  |  |
Nonaccruing troubled debt restructurings | 81 | 910 |
Consumer [Member] | Real estate [Member] |  |  |
Summary of nonperforming assets |  |  |
Nonaccruing troubled debt restructurings | 1,980 | 992 |
Consumer [Member] | Home equity [Member] |  |  |
Summary of nonperforming assets |  |  |
Nonaccruing troubled debt restructurings | 1,006 | 1,144 |
Consumer [Member] | Construction [Member] |  |  |
Summary of nonperforming assets |  |  |
Nonaccruing troubled debt restructurings |  |  |
Consumer [Member] | Other [Member] |  |  |
Summary of nonperforming assets |  |  |
Nonaccruing troubled debt restructurings | $ 12 | $ 1 |

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