Allowance for Loan Losses (Summary of Primary Segments of Loan Portfolio) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2013	Dec. 31, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Individually evaluated for impairment	$ 2,241	$ 3,066
Collectively evaluated for impairment	784,571	780,280
Total Loans	786,812	783,346
Specific reserve allocation	706	813
General reserve allocation	9,403	9,291
Total allowance for loan losses	10,109	10,104	10,960	12,571
Commercial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Individually evaluated for impairment
Collectively evaluated for impairment	125,854	120,102
Total Loans	125,854	120,102
Specific reserve allocation
General reserve allocation	3,065	2,844
Total allowance for loan losses	3,065	2,844	2,667	2,596
Commercial loans secured by real estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Individually evaluated for impairment	2,241	3,005
Collectively evaluated for impairment	402,862	408,686
Total Loans	405,103	411,691
Specific reserve allocation	706	812
General reserve allocation	3,956	4,073
Total allowance for loan losses	4,662	4,885	5,989	7,796
Real estate-mortgage [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Individually evaluated for impairment
Collectively evaluated for impairment	239,545	235,689
Total Loans	239,545	235,689
Specific reserve allocation
General reserve allocation	1,273	1,260
Total allowance for loan losses	1,273	1,260	1,267	1,269
Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Individually evaluated for impairment		61
Collectively evaluated for impairment	16,310	15,803
Total Loans	16,310	15,864
Specific reserve allocation		1
General reserve allocation	139	135
Total allowance for loan losses	139	136	147	150
Allocation for general risk [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Specific reserve allocation
General reserve allocation	970	979
Total allowance for loan losses	$ 970	$ 979	$ 890	$ 760

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A valuation allowance for financing receivables that are expected to be uncollectible.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524

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- Definition

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (g)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524

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- Definition

Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (g)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524

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- Definition

The balance of financing receivables that were collectively evaluated for impairment.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (h)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524

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- Definition

The balance of financing receivables that were individually evaluated for impairment.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (h)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524

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- Definition

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5074-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522

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