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Loans, Loans Portfolio by Credit Quality Indicators (Details) - USD ($) $ in Thousands | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | $ 1,207,134 | $ 1,198,623
Commercial and industrial [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 79,782 | 77,799
Commercial, secured by real estate [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 763,867 | 740,125
Residential real estate [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 334,636 | 349,538
Consumer [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 17,526 | 17,399
Agricultural [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 10,914 | 13,312
Other [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 409 | 450
Pass [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 1,182,342 | 1,168,142
Pass [Member] | Commercial and industrial [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 78,062 | 74,530
Pass [Member] | Commercial, secured by real estate [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 743,661 | 718,233
Pass [Member] | Residential real estate [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 331,823 | 344,432
Pass [Member] | Consumer [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 17,504 | 17,381
Pass [Member] | Agricultural [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 10,883 | 13,116
Pass [Member] | Other [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 409 | 450
OAEM [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 950 | 857
OAEM [Member] | Commercial and industrial [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 192 | 89
OAEM [Member] | Commercial, secured by real estate [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 758 | 768
OAEM [Member] | Residential real estate [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 0 | 0
OAEM [Member] | Consumer [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 0 | 0
OAEM [Member] | Agricultural [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 0 | 0
OAEM [Member] | Other [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 0 | 0
Substandard [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 23,842 | 29,624
Substandard [Member] | Commercial and industrial [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 1,528 | 3,180
Substandard [Member] | Commercial, secured by real estate [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 19,448 | 21,124
Substandard [Member] | Residential real estate [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 2,813 | 5,106
Substandard [Member] | Consumer [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 22 | 18
Substandard [Member] | Agricultural [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 31 | 196
Substandard [Member] | Other [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 0 | 0
Doubtful [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 0 | 0
Doubtful [Member] | Commercial and industrial [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 0 | 0
Doubtful [Member] | Commercial, secured by real estate [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 0 | 0
Doubtful [Member] | Residential real estate [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 0 | 0
Doubtful [Member] | Consumer [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 0 | 0
Doubtful [Member] | Agricultural [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | 0 | 0
Doubtful [Member] | Other [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans, net of deferred origination costs (fees) | $ 0 | $ 0

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