Loan Receivable and Allowance for Loan and Lease Losses Text Figures (Details) (USD $)	3 Months Ended	6 Months Ended		12 Months Ended	3 Months Ended	6 Months Ended		6 Months Ended			6 Months Ended
	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Mar. 31, 2014	Sep. 30, 2014 Commercial Real Estate [Member]	Sep. 30, 2014 Commercial Real Estate [Member]	Mar. 31, 2014 Commercial Real Estate [Member]	Sep. 30, 2013 One- to four family loans [Member]	Sep. 30, 2014 One- to four family loans [Member]	Mar. 31, 2014 One- to four family loans [Member]	Sep. 30, 2013 Business [Member]	Sep. 30, 2014 Business [Member]	Mar. 31, 2014 Business [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts	0		2		1	1		1			1
Financing Receivable, Modifications, Post-Modification Recorded Investment			$ 1,268,000		$ 856,000	$ 856,000		$ 549,000			$ 719,000
Financing Receivable, Modifications, Pre-Modification Recorded Investment			1,403,000		873,000	873,000		484,000			919,000
Loans held-for-sale (HFS)		2,606,000		5,011,000
Financing Receivable, Recorded Investment, Nonaccrual Status		8,086,000		12,559,000	2,991,000	2,991,000	7,024,000		2,636,000	2,301,000		1,395,000	993,000
Decrease in non-accrual loans		(4,500,000)
Percentage decrease in non-accrual loans		(35.60%)
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due		4,549,000		8,988,000	377,000	377,000	3,891,000		2,545,000	1,863,000		562,000	993,000
Impaired and non performing TDR loans		4,600,000		3,000,000
Other non-performing asset		6,700,000
Other Real Estate, Foreclosed Assets, and Repossessed Assets		4,122,000		1,369,000
Number of Real Estate Properties		10		8
Number of Modified Loan Subsequently Defaulted		0
Number of TDR loans on accrual status		12		14
TDR Loans on Accrual Status		$ 4,700,000		$ 6,300,000
number of loans to related parties		0