Consolidated Statements of Cash Flows (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 109,494	$ 96,842
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for credit losses	105,000	120,000
Depreciation and amortization of premises and equipment	15,824	15,371
Net amortization of investment securities premiums	2,596	2,916
Investment securities gains	(1,507)	(507)
Net decrease (increase) in loans held for sale	20,386	(17,856)
Amortization of intangible assets	3,303	3,948
Stock-based compensation	3,473	1,428
Decrease in accrued interest receivable	1,381	3,348
Decrease (increase) in other assets	13,599	(9,424)
Decrease in accrued interest payable	(5,655)	(11,194)
(Decrease) increase in other liabilities	(18,862)	(17,527)
Total adjustments	139,538	90,503
Net cash provided by operating activities	249,032	187,345
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from sales of securities available for sale	419,803	401,518
Proceeds from maturities of securities held to maturity	388	382
Proceeds from maturities of securities available for sale	440,475	567,825
Purchase of securities held to maturity	(28)	(194)
Purchase of securities available for sale	(616,586)	(467,698)
Increase in short-term investments	(223,063)	(176,830)
Net increase in loans	(74,029)	(70,873)
Net purchases of premises and equipment	(13,978)	(15,169)
Net cash provided by (used in) investing activities	(67,018)	238,961
CASH FLOWS FROM FINANCING ACTIVITIES:
Net increase in demand and savings deposits	728,652	892,809
Net decrease in time deposits	(479,609)	(422,606)
Decrease in short-term borrowings	(225,122)	(397,859)
Additions to long-term debt	0	47,900
Repayments of long-term debt	(93,945)	(389,160)
Net proceeds from issuance of stock	4,848	230,239
Redemption of preferred stock and common stock warrent	0	(387,300)
Dividends paid	(23,922)	(29,037)
Net cash used in financing activities	(89,098)	(455,014)
Net Increase (Decrease) in Cash and Due From Banks	92,916	(28,708)
Cash and Due From Banks at Beginning of Period	198,954	284,508
Cash and Due From Banks at End of Period	291,870	255,800
Cash paid during the period for:
Interest	108,319	156,965
Income taxes	$ 21,216	$ 41,018