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Fair Value - Assets and Liabilities Measured at Fair Value on Non-Recurring Basis (Details) - Fair Value, Measurements, Nonrecurring - USD ($) $ in Thousands | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Commercial, industrial, and agricultural |  |
Impaired loans: |  |
Assets, fair value disclosure | $ 540 | $ 2,055
Commercial, industrial, and agricultural | Quoted Prices in Active Markets for Identical Assets |  |
Impaired loans: |  |
Assets, fair value disclosure | 0 | 0
Commercial, industrial, and agricultural | Significant Other Observable Inputs |  |
Impaired loans: |  |
Assets, fair value disclosure | 0 | 0
Commercial, industrial, and agricultural | Significant Unobservable Inputs |  |
Impaired loans: |  |
Assets, fair value disclosure | 540 | 2,055
Commercial mortgages |  |
Impaired loans: |  |
Assets, fair value disclosure | 1,166 | 679
Commercial mortgages | Quoted Prices in Active Markets for Identical Assets |  |
Impaired loans: |  |
Assets, fair value disclosure | 0 | 0
Commercial mortgages | Significant Other Observable Inputs |  |
Impaired loans: |  |
Assets, fair value disclosure | 0 | 0
Commercial mortgages | Significant Unobservable Inputs |  |
Impaired loans: |  |
Assets, fair value disclosure | $ 1,166 | $ 679

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- Definition Impaired loans. + References No definition available. + Details
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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
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