Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Cash Flows from Operating Activities
Net income	$ 22,395	$ 717
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	4,396	6,899
Amortization of purchase accounting adjustments, net	(45)	(6,358)
(Reversal of) Provision for loan losses	2,103	(3,377)
Share-based equity compensation expense	2,835	2,512
Gain on sale of assets	(6)	(47)
Gain on sale of available for sale investments	(19)	(2,328)
Gain on sale of OREO	(400)	(1,387)
Impairment of FDIC loss share receivables and other long-lived assets	332	31,813
Amortization of premium/discount on investments	3,314	5,600
Derivative losses on swaps		1
(Benefit) provision for deferred income taxes	(29,139)	123
Originations of mortgage loans held for sale	(317,579)	(536,673)
Proceeds from sales of mortgage loans held for sale	320,106	634,540
Gain on sale of mortgage loans held for sale, net	(9,202)	(18,429)
Tax benefit associated with share-based payment arrangements	(906)	(330)
Decrease (increase) in other assets	19,878	(9,368)
Other operating activities, net	(11,074)	4,424
Net Cash Provided by Operating Activities	6,989	108,332
Cash Flows from Investing Activities
Proceeds from sales of securities available for sale	14,050	19,234
Proceeds from maturities, prepayments and calls of securities available for sale	78,498	288,650
Purchases of securities available for sale	(76,223)	(548,154)
Proceeds from maturities, prepayments and calls of securities held to maturity	3,180	8,724
Purchases of securities held to maturity		(2,412)
Reimbursement of recoverable covered asset losses from (to) the FDIC	(76)	37,903
Increase in loans receivable, net	(45,563)	(101,684)
Proceeds from sale of premises and equipment	101	105
Purchases of premises and equipment	(4,818)	(6,019)
Proceeds from disposition of real estate owned	11,543	17,719
Investment in new market tax credit entities	(4,717)
Cash received in excess of cash paid for acquisition	91,685
Other investing activities, net	(5,100)	11,244
Net Cash Provided by (Used in) Investing Activities	62,560	(274,690)
Cash Flows from Financing Activities
Decrease in deposits, net of deposits acquired	(29,350)	(61,823)
Net change in short-term borrowings, net of borrowings acquired	2,742	(8,889)
Proceeds from long-term debt
Repayments of long-term debt	(780)	(99,617)
Dividends paid to shareholders	(10,128)	(10,027)
Proceeds from sale of treasury stock for stock options exercised	8,247	3,181
Payments to repurchase common stock	(2,274)	(1,258)
Tax benefit associated with share-based payment arrangements	906	330
Net Cash Used in Financing Activities	(30,637)	(178,103)
Net Increase (Decrease) In Cash and Cash Equivalents	38,912	(344,461)
Cash and Cash Equivalents at Beginning of Period	391,396	970,977
Cash and Cash Equivalents at End of Period	430,308	626,516
Supplemental Schedule of Noncash Activities
Acquisition of real estate in settlement of loans	4,628	26,633
Transfers of property into Other Real Estate	4,628	26,633
Supplemental Disclosures Cash paid for:
Interest on deposits and borrowings	9,708	13,739
Income taxes, net	$ 13,208	$ 3,127