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Loans and Allowance for Loan Losses (Details 4) - Consumer Loans [Member] - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	$ 426,452	$ 402,187
Pass [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	419,187	395,094
Special mention [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	3,068	3,189
Substandard [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	4,197	3,904
Doubtful [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Loss [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	230,695	215,588
Real estate [Member] | Pass [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	226,785	211,563
Real estate [Member] | Special mention [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	860	1,064
Real estate [Member] | Substandard [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	3,050	2,961
Real estate [Member] | Doubtful [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Real estate [Member] | Loss [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	143,673	137,105
Home equity [Member] | Pass [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	140,439	134,124
Home equity [Member] | Special mention [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	2,184	2,109
Home equity [Member] | Substandard [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	1,050	872
Home equity [Member] | Doubtful [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Home equity [Member] | Loss [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	31,535	31,922
Construction [Member] | Pass [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	31,535	31,922
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
Construction [Member] | Loss [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Other [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	20,549	17,572
Other [Member] | Pass [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	20,428	17,485
Other [Member] | Special mention [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	24	16
Other [Member] | Substandard [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	97	71
Other [Member] | Doubtful [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Other [Member] | Loss [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=65884687&loc=d3e4428-111522

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