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Commitments and Contingencies (Additional Information) (Details) - USD ($) | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Legal Proceedings [Line Items] |  |
Unconditionally cancellable commitments to extend credit | $ 739,860,000 | $ 657,638,000
Loss Contingency Accrual | 0 | 0
Cancellable Commitment [Member] |  |
Legal Proceedings [Line Items] |  |
Unconditionally cancellable commitments to extend credit | $ 274,600,000 | $ 270,800,000

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- Definition Legal Proceedings [Line Items] + References No definition available. + Details
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- Definition Amount of loss contingency liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14326-108349 + Details
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- Details
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