Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Cash Flows from Operating Activities
Net income (loss)	$ (20,437)	$ 230	$ (37,273)
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	39,325	24,658	62,427
Mortgage banking income	(7,391)	(5,675)	(4,365)
Net losses on real estate owned and other repossessed assets sold	4,191	6,165	6,123
Net gain on retail branch sold		(4,154)	(1,387)
Net gains on available for sale securities sold	(6,325)	(8,633)	(8,803)
Net losses (gains) on other assets sold	59	(16)	(301)
Other than temporary impairment of equity securities available for sale	13	89	58
Amortization of premiums and accretion of discounts	2,860	(379)	1,012
Depreciation and amortization	1,624	1,743	1,953
Decrease in interest receivable	503	979	1,370
Decrease in interest payable	(47)	(199)	(612)
Decrease in net deferred tax assets			3,650
(Increase) decrease in prepaid and other assets	(1,112)	8,506	2,654
(Decrease) increase in other liabilities	(63)	2,004	209
Stock based compensation	743	591	351
Net principal disbursed on loans originated for sale	(317,266)	(186,020)	(266,339)
Proceeds from sale of loans originated for sale	324,353	192,189	268,546
ESOP compensation			2,082
Net change in interest rate caps	1,497	657	116
Net cash from operating activities	22,526	32,735	31,471
Proceeds from principal repayments and maturities of:
Securities available for sale	74,423	62,422	87,532
Proceeds from sale of:
Securities available for sale	343,000	428,396	396,291
Real estate owned and other repossessed assets	16,291	19,864	18,438
Premises and equipment		16	35
Interest rate caps			2,301
Proceeds from sales of loans held for investment	81,836	97,439
Purchases of:
Securities available for sale	(527,713)	(573,685)	(568,328)
Interest rate caps		(2,590)	(2,126)
Net decrease in loans	184,711	108,711	126,347
Loans purchased	(342)	(4,285)	(6,712)
Purchases of premises and equipment	(2,279)	(558)	(882)
Death benefit from bank owned life insurance	1,115
Sale of retail branches		(83,003)	(22,158)
Net cash from investing activities	171,042	52,727	30,738
Cash Flows from Financing Activities
Net increase in checking, savings and money market accounts	85,694	78,052	56,266
Net decrease in certificates of deposit	(212,117)	(69,316)	(109,778)
Net increase in advance payments by borrowers for taxes and insurance	308	2,614	877
Proceeds from Federal Home Loan Bank advances	589,551	541,000	961,200
Repayment of Federal Home Loan Bank advances	(667,706)	(615,663)	(979,705)
Prepayment penalties on Federal Home Loan bank advances	(803)
Net change in repurchase agreements and other borrowings	(20)	(7,179)	964
Proceeds from the exercise of stock options	2
Issuance of common stock, net		2,059
Net cash from financing activities	(205,091)	(68,433)	(70,176)
Change in cash and cash equivalents	(11,523)	17,029	(7,967)
Cash and cash equivalents, beginning of year	54,136	37,107	45,074
Cash and cash equivalents, end of year	$ 42,613	$ 54,136	$ 37,107