Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Cash flows from operating activities:
Net Income	$ 50,439	$ 334,177
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for credit losses	0	8,000
Net gain on sales of loans	(30,621)	(42,969)
Net gain on sales of investments and MBS	0	(9,463)
Net gain on mortgage servicing rights	(5,614)	(1,143)
Other-than-temporary impairment credit losses on securities	0	6,819
Stock based compensation	1,791	1,837
(Gain) loss on OREO	241	(1,605)
Release of DTA valuation allowance	0	(288,842)
Increase in cash surrender value of BOLI	(2,920)	(5,390)
Depreciation and amortization	21,740	22,192
Bargain purchase gain	(7,544)	0
Change in:
Accrued interest receivable	(2,184)	5,050
Prepaid expenses and other assets	(9,060)	(32,479)
Accrued interest payable	(185)	(16,728)
Accrued expenses and other liabilities	(40,262)	7,276
Proceeds from sales of loans originated for sale	1,601,564	1,205,473
Loans originated for sale	(1,417,216)	(1,158,269)
Net cash provided by operating activities	160,169	33,936
Cash flows from investing activities:
Change in restricted cash	15,024	(17,431)
Net change in loans	(428,774)	(243,657)
Proceeds from sales of loans	22,170	20,515
Purchase of investment securities	0	(2,534)
Proceeds from maturities of investment securities	1,176	17,505
Proceeds from sale of investment securities	0	179,235
Purchase of MBS	(280,490)	(72,032)
Principal payments received on MBS	200,823	314,414
Proceeds from sales of MBS	0	183,636
Office properties and equipment, net	(9,125)	(4,647)
Improvements and other changes to OREO	(776)	(1,250)
Proceeds from sales of OREO	18,318	51,515
Net change in cash and cash equivalents from acquisitions	(115,768)	121,098
Net cash (used in) provided by investing activities	(577,422)	546,367
Cash flows from financing activities:
Net change in deposits	(94,126)	(384,963)
Advances from FHLB	1,060,000	0
Repayment of advances from FHLB	(468,440)	(200,104)
Net change in short term repurchase agreements	(8,942)	561
Payments under structured repurchase agreements	(50,000)	(50,000)
Proceeds from stock issuance, net	413	236
Dividends, Common Stock, Cash	(12,468)	0
Net cash provided by (used in) financing activities	426,437	(634,270)
Net change in cash and cash equivalents	9,184	(53,967)
Cash and cash equivalents, beginning of period	299,878	470,599
Cash and cash equivalents, end of period	309,062	416,632
Supplemental disclosures:
Interest	27,611	62,287
Income taxes, net	692	56
Noncash financing and investing activities:
Foreclosed real estate acquired in settlement of loans	14,847	22,551
Dividends Payable	$ 21,801	$ 0