Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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+ Details

Disclosures about Fair Value of Assets and Liabilities (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value	$ 44,266	$ 43,847
Fair Value Measured on Recurring Basis [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value	44,266	43,847
Ginnie Mae and GSE mortgage-backed pass-through securities [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value	37,476	39,714
Ginnie Mae collateralized mortgage obligations [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value	2,590
Municipal securities [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value	2,350	2,351
Mutual fund [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value	1,850	1,782
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Fair Value Measured on Recurring Basis [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value	1,850	1,782
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Ginnie Mae and GSE mortgage-backed pass-through securities [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Ginnie Mae collateralized mortgage obligations [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Municipal securities [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Mutual fund [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value	1,850	1,782
Significant Other Observable Inputs (Level 2) [Member] \| Fair Value Measured on Recurring Basis [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value	40,066	39,714
Significant Other Observable Inputs (Level 2) [Member] \| Ginnie Mae and GSE mortgage-backed pass-through securities [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value	37,476	39,714
Significant Other Observable Inputs (Level 2) [Member] \| Ginnie Mae collateralized mortgage obligations [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value	2,590
Significant Other Observable Inputs (Level 2) [Member] \| Municipal securities [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value
Significant Other Observable Inputs (Level 2) [Member] \| Mutual fund [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value
Significant Unobservable Inputs (Level 3) [Member] \| Fair Value Measured on Recurring Basis [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value	2,350	2,351
Significant Unobservable Inputs (Level 3) [Member] \| Ginnie Mae and GSE mortgage-backed pass-through securities [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value
Significant Unobservable Inputs (Level 3) [Member] \| Ginnie Mae collateralized mortgage obligations [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value
Significant Unobservable Inputs (Level 3) [Member] \| Municipal securities [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value	2,350	2,351
Significant Unobservable Inputs (Level 3) [Member] \| Mutual fund [Member]
Fair Value Measurements of Assets on a Recurring Basis
Available for sale, Fair Value