Loan Receivable and Allowance for Loan and Lease Losses Text Figures (Details) (USD $)	3 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Mar. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Decrease in non-accrual loans	$ (11,200,000)
Percentage decrease in non-accrual loans	(36.50%)
Loans and Leases Receivable, Impaired, Nonperforming, Nonaccrual of Interest	19,459,000		30,626,000
Number of non performing loans moved to held for sale	2
Non performing loans moved to held for sale	5,400,000
Amount of TDR loans upgraded to performing	4
TDR loan upgraded to performing	5,100,000
Number of non performing multi family loans that paid off	1
Non performing loan multi family that paid off	1,100,000
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due	8,193,000		9,072,000
Financing Receivable, Modifications, Recorded Investment	6,900,000		16,700,000
impaired loans	4,300,000		4,900,000
Other non-performing asset	10,700,000
Other Real Estate, Foreclosed Assets, and Repossessed Assets	946,000		2,386,000
Number of loans modified with interest rate concession of 2%	1
Loans modified int. rate concession of 2%	551,000
Loans Rate Concession of 2%	2.00%
Number of loans modified, extended maturity	1
Financing Receivable, Modifications, Post-Modification Recorded Investment	1,403,000	540,000
Number of loans modified with interest rate concession of 2.75%		1
Loans modified int. rate concession of 2.75%		500,000
Loans Rate Concession of 2.75%		2.75%
Number of Modified Loan Subsequently Defaulted	1	1
Modified Loan Subsequently Defaulted	1,200,000	800,000
Loans in TDR performing modified terms	12
TDR Loans on Accrual Status	9,700,000
Commercial Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Modifications, Post-Modification Recorded Investment	$ 919,000