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Loans (Details Textual) (USD $) | 1 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Jan. 31, 2010 | Sep. 30, 2012 | Mar. 31, 2012 | Dec. 31, 2011
Loans (Additional Textual) [Abstract] |  |  |  |
Residential mortgage loan |  | $ 28,600,000 |  | $ 67,400,000
Percentage of delinquent loan | 2.85% |  |  |
Delinquent loans least percentage |  |  | 0.64% |
Delinquent loans past dues percentage |  | 1.13% |  |
Impaired loans classified as troubled debt restructured |  | $ 207,000 |  | $ 207,000
Maximum time for re-evaluation (in months) |  | 12 months |  |
Unsecured consumer loans, credit card credits and overdraft lines of credit reach |  | 90 days |  |
Re-evaluation period for real estate |  | 2 years |  |
Delinquent period for charging down consumer loans |  | 120 days |  |
Delinquent period for charging down commercial and agricultural credits |  | 120 days |  |
Maximum [Member] |  |  |  |
Loans (Textual) [Abstract] |  |  |  |
Leverage position of balance sheet |  | 1.50 |  |
Leverage position of customers |  | 2.00 |  |
Minimum [Member] |  |  |  |
Loans (Textual) [Abstract] |  |  |  |
Repayment period of loan with a reasonable reduction of principal balance |  | 2 years |  |

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- Definition Delinquent loans least percentage. + References No definition available. + Details
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- Definition Delinquent Loans Past Dues Percentage + References No definition available. + Details
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- Definition Delinquent period for charging down commercial and agricultural credits. + References No definition available. + Details
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- Definition Leverage position of customers. + References No definition available. + Details
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- Details
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- Details
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