Borrowed Funds (Details Textual) (USD $)	3 Months Ended				3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 Before Modification [Member]	Dec. 31, 2012 After Modification [Member]	Dec. 31, 2012 Modified Advances 1 [Member]	Dec. 31, 2012 Modified Advances 1 [Member]	Dec. 31, 2012 Modified Advances 2 [Member]	Dec. 31, 2012 Modified Advances 2 [Member]	Dec. 31, 2012 Modified Other Advances [Member]	Dec. 31, 2012 Modified Other Advances [Member]	Dec. 31, 2012 Federal Home Loan Bank Advances 2 [Member]	Dec. 31, 2012 Federal Home Loan Bank Advances [Member]	Dec. 31, 2012 Federal Home Loan Bank Advances [Member] Before Modification [Member]
FHLB Advances - Carrying Amount	$ 20,000,000	$ 20,000,000									$ 5,000,000	$ 5,000,000	$ 20,000,000
Loans Pledged as Collateral	255,200,000
Federal Home Loan Bank Modified	15,000,000
Federal Home Loan Bank, Advances	20,000,000
Federal Home Loan Bank Advances Maturities Summary By Interest Rate Type Fixed Rate One To Two Years						4.98%		4.83%		4.68%
Federal Home Loan Bank Advances Maturities Summary By Interest Rate Type Floating Rate Three To Ten Years Description					LIBOR rate plus 24 basis points		LIBOR rate plus 24 basis points		LIBOR rate plus 24 basis points
Federal Home Loan Bank Advances Maturities Summary By Interest Rate Type Floating Rate Condition									if the three month LIBOR rate exceeded 6.0%.
Federal Home Loan Bank Advances General Description Of Terms					10 Years		10 Years		10 Years
Converted Federal Home Loan Bank Advances Maturities Summary Due In Five Years	5,000,000
Converted Federal Home Loan Bank Advances Maturities Summary By Interest Rate Type Fixed Rate	0.93%
Federal Home Loan Bank Modified, Prepayment Penalties	2,300,000
Converted Federal Home Loan Bank General Description Terms	5 Years										10 Years
Federal Home Loan Bank Advances Maturities Summary By Interest Rate Type Fixed Rate One To Three Years											4.09%
Federal Home Loan Bank Advances Maturities Summary By Interest Rate Type Floating Rate Four To Ten Years Description											three month LIBOR rate plus 13 basis points.
Federal Home Loan Bank, Advances, Branch of FHLB Bank, Weighted Average Interest Rate			4.65%	4.01%
Federal Home Loan Bank, Advances, General Debt Obligations, Maximum Amount Available	154,700,000
Federal Home Loan Bank, Advances, General Debt Obligations, Amount of Available, Unused Funds	$ 5,000,000