Acquisition of The Scottdale Bank and Trust Company (Fair Value Adjustments) (Details) - Scottdale Bank and Trust Company [Member]	Jan. 08, 2018 USD ($)
Business Acquisition [Line Items]
Gross amortized cost basis at January 8, 2018	$ 71,809,000
Market rate adjustment	601,000
Credit fair value adjustment on pools of homogeneous loans	(995,000)
Credit fair value adjustment on impaired loans	(646,000)
Fair value of purchased loans at January 8, 2018	$ 70,769,000

Purchased loans credit fair value adjustment on impaired loans

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Purchased loans, credit fair value adjustment on pools of homogeneous loans

+ References

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Purchased loans market rate adjustment

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Fair value of acquired receivable from business combination, excluding certain loans and debt securities acquired in transfer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
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-URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472

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The amount of financial assets (as defined) recognized as of the acquisition date.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-URI http://asc.fasb.org/topic&trid=2134543

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-Name Accounting Standards Codification
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