Federal Home Loan Bank Advances (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Maturities of Federal Home Loan Bank Advances
2013	$ 5,000
2014	9,000
2015	7,500
[FederalHomeLoanBankAdvancesMaturitiesSummary]	21,500
Deferred prepayment penalty, net of amortization	(283)
Federal Home Loan Bank advances	$ 21,217	$ 26,597
Lower Range
Average Interest Rate Range
2013	1.07%
2014	1.70%
2015	2.23%
Upper Range
Average Interest Rate Range
2013	2.60%
2014	2.85%
2015	2.49%

Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.

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Amount of federal home loan bank advances. Advances are loans from the federal home loan bank system to a member (shareholder).

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The weighted average interest rate applicable to the Federal Home Loan Bank advances which are due within one year of the Balance Sheet date.

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The weighted average interest rate applicable to the Federal Home Loan Bank advances which are due from one to two years of the Balance Sheet date.

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The weighted average interest rate applicable to the Federal Home Loan Bank advances which are due from two to three years of the Balance Sheet date.

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Amount of federal home loan bank advances maturing in the second fiscal year following the latest fiscal year.

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Amount of federal home loan bank advances maturing in the third fiscal year following the latest fiscal year.

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Amount of federal home loan bank advances maturing in the next fiscal year following the latest fiscal year.

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The unamortized remaining prepayment penalty on Federal Home Loan Bank Advances.

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