Fair Value (Details 1) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Fair value measurements using significant unobservable inputs (Level III)
Interest income on securities	$ 4	$ 3	$ 11	$ 10
Net realized loss on securities available for sale		(78)	(5)	(78)
Level 3 [Member]
Fair value measurements using significant unobservable inputs (Level III)
Beginning balance January 1	35,604	37,681	35,789	37,361
Interest income on securities	4	3	11	10
Net realized loss on securities available for sale		(78)	(5)	(78)
Included in other comprehensive income	214	(1,601)	27	(788)
Transfers in and/or out of Level III
Purchases, issuances and settlements
Purchases
Issuances
Sales
Settlements				(500)
Ending balance, June 30	$ 35,822	$ 36,005	$ 35,822	$ 36,005

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This item represents the difference between the gross realized gains and losses realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities.

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 115

-Paragraph 16

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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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-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 9

-Subparagraph (a)

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Amount of gain (loss) recognized in other comprehensive income, arising from assets measured at fair value on a recurring basis using unobservable inputs (level 3).

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- Definition

Issues that have taken place during the period in relation to assets measured at fair value and categorized within Level 3 of the fair value hierarchy.

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Purchases that have taken place during the period in relation to assets measured at fair value and categorized within Level 3 of the fair value hierarchy.

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Sales that have taken place during the period in relation to assets measured at fair value and categorized within Level 3 of the fair value hierarchy.

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Settlements that have taken place during the period in relation to assets measured at fair value and categorized within Level 3 of the fair value hierarchy.

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This element represents [net] transfers in to and out of assets measured at fair value on a recurring basis using unobservable inputs (Level 3) which have taken place during the period.

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This element represents an asset measured at fair value using significant unobservable inputs (Level 3) which is required for reconciliation purposes of beginning and ending balances.

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-Publisher FASB

-Name Accounting Standards Codification

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- Definition

Interest income on securities classified neither as held-to-maturity nor trading ("available-for-sale securities") includes: (a) interest and dividends earned on all securities and (b) amortization and accretion (as applicable) of discounts and premiums, if any.

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

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