Loan Receivable and Allowance for Loan and Lease Losses Text Figures (Details) (USD $)	3 Months Ended
	Jun. 30, 2012		Mar. 31, 2012		Jun. 30, 2011
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Recorded Investment, Current	$ 540,000
Loans and Leases Receivable, Impaired, Nonperforming, Nonaccrual of Interest	39,635,000		54,588,000
Loans moved to Held for Sale	3
Loans Receivable Held-for-sale, Reconciliation to Cash Flow, Additions to Held-for-sale	6,400,000
Amount of TDR loans upgraded to performing	6
TDR loan upgraded to performing	1,800,000
Number of paid off non performing construction loans	1
paid off non performing construction loans	5,000,000
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due	19,836,000
Financing Receivable, Modifications, Recorded Investment	19,100,000		21,042,000	[1]
Deductions (Charges)			31,464,000		4,571,000
impaired loans	669,000	[2]	2,081,000	[2]
Impaired Financing Receivable, Related Allowance	1,258,000		949,000
Transfer of Other Real Estate	32,100,000
3 Real Estate Owned Foreclosed Properties	2,000,000
Loan Concession, Rate Redutions	0.00%
One- to four family loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Recorded Investment, Current	$ 540,000

[1] (2) Excludes $3.5 million TDR loans that have performed in accordance with their modified terms for at least six months and are considered performing. These loans are classified as current.

[2] (1) Consists of loans which are less than 90 days past due but impaired due to other risk characteristics.