Loan and Lease Losses Text Figures (Details) (USD $)	12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2012
Financing Receivable, Modifications [Line Items]
Modified Loan Subsequently Defaulted	$ 0
Financing Receivable, Modifications, Pre-Modification Recorded Investment	1,591,000	5,546,000
Related Party Transaction, Expenses from Transactions with Related Party	33,600,000	37,400,000	44,400,000
Loans Pledged as Collateral	81,500,000
Financing Receivable, Individually Evaluated for Impairment	22,502,000	31,022,000	36,032,000
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	1,631,000	2,311,000	949,000
Loans and Leases Receivable, Impaired, Interest Lost on Nonaccrual Loans	700,000	3,200,000	8,400,000
Number of loans past due 90 days or more still accruing	0
Decrease in non-accrual loans	18,000,000
Percentage decrease in non-accrual loans	(59.00%)
Financing Receivable, Recorded Investment, Nonaccrual Status	12,559,000	30,626,000
Loans moved to Held for Sale	36
Transfer of Portfolio Loans and Leases to Held-for-Sale	12,600,000
Proceeds from Sale and Collection of Loans Held-for-sale	20,600,000
Financing Receivable, Modifications, Recorded Investment	9,200,000
Impaired and non performing TDR loans	3,000,000
Other non-performing asset	6,400,000
Other Real Estate, Foreclosed Assets, and Repossessed Assets	1,369,000	2,386,000
Number of Real Estate Properties	8	9
Loans held-for-sale (HFS)	5,011,000	13,107,000
Number of TDR loans on accrual status	14	9
TDR Loans on Accrual Status	6,300,000	5,000,000
number of loans to related parties	0
One- to four family loans [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Pre-Modification Recorded Investment	747,000	1,414,000
Financing Receivable, Individually Evaluated for Impairment	6,472,000	6,368,000
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	520,000	317,000
Financing Receivable, Recorded Investment, Nonaccrual Status	2,301,000	7,642,000
Commercial Loan [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Pre-Modification Recorded Investment	844,000	2,242,000
Financing Receivable, Individually Evaluated for Impairment	5,005,000	6,373,000
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	764,000	1,800,000
Financing Receivable, Recorded Investment, Nonaccrual Status	$ 993,000	$ 6,505,000