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Securities (Restricted Investments) (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Carrying Value Qualitative Disclosures Related To Election [Line Items]
Restricted Investments	$ 1,166	$ 1,107
Federal Reserve Bank Stock [Member]
Carrying Value Qualitative Disclosures Related To Election [Line Items]
Restricted Investments	344	344
Federal Home Loan Bank Stock [Member]
Carrying Value Qualitative Disclosures Related To Election [Line Items]
Restricted Investments	682	623
Community Bankers' Bank Stock [Member]
Carrying Value Qualitative Disclosures Related To Election [Line Items]
Restricted Investments	$ 140	$ 140

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- Definition

Carrying Value Qualitative Disclosures Related To Election [Line Items]

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- Definition

Investments which are not defined as or included in marketable (debt, equity, or other) securities whose use is restricted in whole or in part, generally by contractual agreements or regulatory requirements. For use in an unclassified balance sheet.

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