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Loans, Past Due And Accruing Restructured (Details) - USD ($) $ in Thousands | Mar. 31, 2019 | Dec. 31, 2018
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Financing receivables, non accruals, past due, and accruing restructured loans [Line Items] |  |
Total non-accrual loans | $ 2,845 | $ 2,951
Past-due 90 days or more and still accruing | 177 | 149
Total non-accrual and past-due 90 days or more and still accruing | 3,022 | 3,100
Accruing restructured loans | 8,136 | 10,516
Total | 11,158 | 13,616
Commercial and industrial [Member] |  |
Financing receivables, non accruals, past due, and accruing restructured loans [Line Items] |  |
Total non-accrual loans | 0 | 0
Commercial Secured By Real Estate [Member] |  |
Financing receivables, non accruals, past due, and accruing restructured loans [Line Items] |  |
Total non-accrual loans | 1,983 | 1,767
Agricultural [Member] |  |
Financing receivables, non accruals, past due, and accruing restructured loans [Line Items] |  |
Total non-accrual loans | 0 | 177
Residential Real Estate [Member] |  |
Financing receivables, non accruals, past due, and accruing restructured loans [Line Items] |  |
Total non-accrual loans | 862 | 1,007
Consumer [Member] |  |
Financing receivables, non accruals, past due, and accruing restructured loans [Line Items] |  |
Total non-accrual loans | $ 0 | $ 0

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