Disclosure About the Fair Value of Financial Instruments (Details Textual)	9 Months Ended
Sep. 30, 2012
Disclosure About the Fair Value of Financial Instruments (Textual) [Abstract]
Advances from Federal Home Loan Bank maturity period	90 days

Advances from federal home loan bank maturity period.

No definition available.

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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration