CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
OPERATING ACTIVITIES:
Net income	$ 50,194	$ 387
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	6,048	6,509
Deferred income and expense, net of amortization	1,871	1,207
Amortization of core deposit intangibles	1,583	1,721
Other-than-temporary impairment (recovery) or loss	409	(3,000)
Net change in valuation of financial instruments carried at fair value	16,901	(1,163)
Purchases of securities-trading	(2,161)	0
Proceeds from sales of securities-trading	2,170	0
Principal repayments and maturities of securities—trading	13,838	11,305
Increase in deferred taxes	(41,474)	0
Increase in current taxes payable	10,177	0
Equity-based compensation	195	91
Increase in cash surrender value of bank-owned life insurance	(1,489)	(1,405)
Gain on sale of loans, excluding capitalized servicing rights	(6,117)	(1,992)
(Gain) loss on disposal of real estate held for sale and property and equipment	(3,645)	1,254
Provision for losses on loans and real estate held for sale	16,451	42,407
Origination of loans held for sale	(369,251)	(186,341)
Proceeds from sales of loans held for sale	371,477	187,830
Net change in:
Other assets	(2,000)	16,308
Other liabilities	3,678	(677)
Net cash provided from operating activities	68,855	74,441
INVESTING ACTIVITIES:
Purchases of available-for-sale securities	(299,985)	(420,910)
Principal repayments and maturities of available-for-sale securities	290,440	224,716
Proceeds from sales of securities available-for-sale	13,282	13,179
Purchases of securities held-to-maturity	(16,115)	(11,303)
Principal repayments and maturities of securities held-to-maturity	2,800	7,066
Principal repayments of loans, net of originations	63,755	92,156
Purchases of loans and participating interest in loans	(4,863)	(620)
Purchases of property and equipment	(3,823)	(2,486)
Proceeds from sale of real estate held for sale, net	33,516	66,653
Other	(8)	(169)
Net cash provided from (used by) investing activities	78,999	(31,718)
FINANCING ACTIVITIES:
Increase (decrease) in deposits, net	10,718	(53,764)
Repayment of FHLB advances	(4)	(32,804)
Decrease in other borrowings, net	(69,853)	(36,109)
Cash dividends paid	(5,195)	(7,107)
Cash proceeds from issuance of stock for stockholder reinvestment plan	36,314	13,736
Repurchase of preferred stock	(48,514)	0
Net cash used by financing activities	(76,534)	(116,048)
NET INCREASE (DECREASE) IN CASH AND DUE FROM BANKS	71,320	(73,325)
CASH AND DUE FROM BANKS, BEGINNING OF PERIOD	132,436	361,652
CASH AND DUE FROM BANKS, BEGINNING OF PERIOD	203,756	288,327
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:
Interest paid in cash	16,585	28,231
Taxes received in cash	2,579	(13,048)
NON-CASH INVESTING AND FINANCING TRANSACTIONS:
Loans, net of discounts, specific loss allowances and unearned income, transferred to real estate owned and other repossessed assets	$ 11,632	$ 45,880