Deposits (Maturity of Certificate of Deposits) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012
Deposits [Abstract]
Weighted Average Interest Rate, 2013	0.78%
Weighted Average Interest Rate, 2014	1.48%
Weighted Average Interest Rate, 2015	1.79%
Weighted Average Interest Rate, 2016	2.25%
Weighted Average Interest Rate, 2017	1.30%
Amount, 2013	$ 57,123
Amount, 2014	16,981
Amount, 2015	9,293
Amount, 2016	16,391
Amount, 2017	5,601
Total	$ 105,389

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Amount of time deposits maturing in the fifth fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits, individual retirement accounts and open accounts.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 470

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

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

-Publisher AICPA

-Name Audit and Accounting Guide (AAG)

-Number AAG-DEP

-Paragraph 45

-Subparagraph a

-IssueDate 2006-05-01

-Chapter 13

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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- Definition

Amount of time deposits maturing in the fourth fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits, individual retirement accounts and open accounts.

+ References

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- Definition

Amount of time deposits maturing in the next fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits, individual retirement accounts and open accounts.

+ References

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Amount of time deposits maturing in the third fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits, individual retirement accounts and open accounts.

+ References

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Amount of time deposits maturing in the second fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits, individual retirement accounts and open accounts.

+ References

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- Definition

Amount of deposits that cannot be withdrawn before a set date without penalty or for which notice of withdrawal is required. Time deposits include, but are not limited to, certificates of deposits, individual retirement accounts and open accounts.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.12)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 12

-Article 9

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- Definition

Weighted average interest rate for time deposits held by the entity with maturities greater than four years, but five years or less.

+ References

No definition available.

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Weighted average interest rate for time deposits held by the entity with maturities greater than three years, but four years or less.

+ References

No definition available.

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Weighted average interest rate for time deposits held by the entity with maturities of one year or less.

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No definition available.

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Weighted average interest rate for time deposits held by the entity with maturities greater than two years, but three years or less.

+ References

No definition available.

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Weighted average interest rate for time deposits held by the entity with maturities greater than one year, but two years or less.

+ References

No definition available.

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