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Loans and Allowance for Loan Losses (Details 4) - Consumer loans [Member] - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	$ 489,677	$ 480,117
Other [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	23,422	22,575
Pass [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	481,690	472,685
Pass [Member] | Other [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	23,172	22,367
Special Mention [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	1,243	1,828
Special Mention [Member] | Other [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	184	88
Substandard [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	6,744	5,604
Substandard [Member] | Other [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	66	120
Doubtful [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Doubtful [Member] | Other [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Real estate [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	275,731	273,050
Real estate [Member] | Pass [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	271,915	269,422
Real estate [Member] | Special Mention [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	440	715
Real estate [Member] | Substandard [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	3,376	2,913
Real estate [Member] | Doubtful [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Home equity [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	155,507	156,141
Home equity [Member] | Pass [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	151,586	152,545
Home equity [Member] | Special Mention [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	619	1,025
Home equity [Member] | Substandard [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	3,302	2,571
Home equity [Member] | Doubtful [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Construction [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	35,017	28,351
Construction [Member] | Pass [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	35,017	28,351
Construction [Member] | Special Mention [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Construction [Member] | Substandard [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Construction [Member] | Doubtful [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans

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- References

No definition available.

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- Definition

Amount, before allowance and fees, of loans and leases receivable. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522

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