Federal Home Loan Bank Advances (Details Textual) (USD $)								9 Months Ended			9 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 Federal Home Loan Bank Advances [Member]	Sep. 30, 2012 Federal Home Loan Bank Advances [Member]	Dec. 31, 2011 Federal Home Loan Bank Advances [Member]	Dec. 31, 2012 Maximum [Member]	Dec. 31, 2011 Maximum [Member]	Sep. 30, 2012 Maximum [Member] Federal Home Loan Bank Advances [Member]	Dec. 31, 2012 Minimum [Member]	Dec. 31, 2011 Minimum [Member]	Sep. 30, 2012 Minimum [Member] Federal Home Loan Bank Advances [Member]
Federal Home Loan Bank Advances (Textual) [Abstract]
Federal Home Loan Bank advances	$ 35,000,000	$ 45,000,000	$ 35,000,000	$ 15,000,000	$ 45,000,000
Fixed rate of interest on maturities									1.22%	3.04%
Fixed rate of interest on maturities						1.51%	4.42%
Weighted average maturity								5 years			1 year 3 months 18 days
Weighted average interest rate								3.10%			1.51%
Federal Home Loan Bank Advances (Additional Textual) [Abstract]
Start date of maturities	2017-03	2012-03
End date of maturities	2017-09	2014-01
Average rate of interest maturities	1.35%	3.57%
Borrowing line of credit facility	137,300,000
Available borrowing capacity under line of credit	$ 96,300,000