Allowance for Loan Losses (Classes of Loan Portfolio by Categories) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Classes of the loan portfolio summarized by the aging categories of performing loans and nonaccrual loans
Current	$ 846,675	$ 823,123
30-59 Days Past Due	1,755	2,550
60-89 Days Past Due	699	340
90 Days Past Due	1,268	1,067
Total Past Due	3,722	3,957
Total Loans	850,397	827,080
90 Days Past Due and Still Accruing
Commercial [Member]
Classes of the loan portfolio summarized by the aging categories of performing loans and nonaccrual loans
Current	151,293	139,126
30-59 Days Past Due
60-89 Days Past Due
90 Days Past Due
Total Past Due
Total Loans	151,293	139,126
90 Days Past Due and Still Accruing
Commercial loans secured by real estate [Member]
Classes of the loan portfolio summarized by the aging categories of performing loans and nonaccrual loans
Current	419,483	410,049
30-59 Days Past Due	358	280
60-89 Days Past Due	236
90 Days Past Due
Total Past Due	594	280
Total Loans	420,077	410,329
90 Days Past Due and Still Accruing
Real estate-mortgage [Member]
Classes of the loan portfolio summarized by the aging categories of performing loans and nonaccrual loans
Current	256,781	255,021
30-59 Days Past Due	1,374	2,196
60-89 Days Past Due	461	332
90 Days Past Due	1,268	1,067
Total Past Due	3,103	3,595
Total Loans	259,884	258,616
90 Days Past Due and Still Accruing
Consumer [Member]
Classes of the loan portfolio summarized by the aging categories of performing loans and nonaccrual loans
Current	19,118	18,927
30-59 Days Past Due	23	74
60-89 Days Past Due	2	8
90 Days Past Due
Total Past Due	25	82
Total Loans	19,143	19,009
90 Days Past Due and Still Accruing

Financing receivables that are less than 60 days past due but more than 29 days past due.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 7A

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Financing receivables that are less than 90 days past due but more than 59 days past due.

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Recorded investment in financing receivables that are 90 days or more past due and still accruing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

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Financing receivables that are current.

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Financing receivables that are equal to or greater than 90 days past due.

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Recorded Investment in financing receivables that are past due at the balance sheet date.

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5074-111524

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