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Loans, Nonaccrual Loans Segregated by Class of Loans (Details) - USD ($) $ in Thousands | Jun. 30, 2019 | Dec. 31, 2018
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Nonaccrual loans segregated by class of loans [Abstract] |  |
Total nonaccrual loans | $ 12,902 | $ 11,867
Commercial [Member] | Construction [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Total nonaccrual loans | 510 | 639
Commercial [Member] | Real Estate [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Total nonaccrual loans | 5,655 | 4,537
Commercial [Member] | Other [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Total nonaccrual loans | 1,001 | 797
Residential [Member] | Construction [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Total nonaccrual loans | 280 | 22
Residential [Member] | Real Estate [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Total nonaccrual loans | 4,776 | 5,395
Residential [Member] | Home Equity [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Total nonaccrual loans | $ 680 | $ 477

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