Loans (Rollforward Of The Allowance For Loan Losses By Portfolio Segment) (Details) (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011		Jun. 30, 2010		Dec. 31, 2010
Beginning Balance	$ 664,799		$ 896,914
Adjustment due to amendments of ASC 810			24,578
Charge-offs	(170,695)		(339,943)
Recoveries	(27,987)		(24,720)
Provision	2,000		175,000
Ending Balance	524,091	[1],[2]	781,269	[1],[2]
Allowance - individually evaluated for impairment	99,464		102,207
Allowance - collectively evaluated for impairment	424,627		679,062
Loans, net of unearned income	16,061,646	[1],[2]	17,154,050	[1],[2]	16,782,572
Individually evaluated for impairment	601,557		573,138
Collectively evaluated for impairment	15,460,089		16,580,912
Commercial, Financial, and Industrial [Member]
Beginning Balance	239,469		276,648
Charge-offs	(24,852)		(54,941)
Recoveries	(8,837)		(7,213)
Provision	(17,176)		48,115
Ending Balance	206,278	[1],[2]	277,035	[1],[2]
Allowance - individually evaluated for impairment	50,673		52,091
Allowance - collectively evaluated for impairment	155,605		224,944
Loans, net of unearned income	7,180,261	[1],[2]	7,003,798	[1],[2]
Individually evaluated for impairment	222,896		171,947
Collectively evaluated for impairment	6,957,365		6,831,851
Commercial Real Estate [Member]
Beginning Balance	155,085		205,724
Charge-offs	(23,711)		(89,307)
Recoveries	(5,066)		(5,793)
Provision	(36,973)		76,137
Ending Balance	99,467	[1],[2]	198,347	[1],[2]
Allowance - individually evaluated for impairment	9,797		28,158
Allowance - collectively evaluated for impairment	89,670		170,189
Loans, net of unearned income	1,493,636	[1],[2]	2,006,769	[1],[2]
Individually evaluated for impairment	174,379		294,836
Collectively evaluated for impairment	1,319,257		1,711,933
Consumer Real Estate [Member]
Beginning Balance	192,350		215,087
Adjustment due to amendments of ASC 810			16,106
Charge-offs	(91,764)		(114,399)
Recoveries	(8,436)		(7,990)
Provision	53,633		80,968
Ending Balance	162,655	[1],[2]	205,752	[1],[2]
Allowance - individually evaluated for impairment	23,656		11,873
Allowance - collectively evaluated for impairment	138,999		193,879
Loans, net of unearned income	6,032,401	[1],[2]	6,705,850	[1],[2]
Individually evaluated for impairment	91,117		41,337
Collectively evaluated for impairment	5,941,284		6,664,513
Permanent Mortgage [Member]
Beginning Balance	65,009		123,897
Adjustment due to amendments of ASC 810			8,472
Charge-offs	(20,784)		(46,903)
Recoveries	(3,534)		(776)
Provision	(1,157)		(8,929)
Ending Balance	46,602	[1],[2]	77,313	[1],[2]
Allowance - individually evaluated for impairment	14,586		8,922
Allowance - collectively evaluated for impairment	32,016		68,391
Loans, net of unearned income	1,059,975	[1],[2]	1,082,403	[1],[2]
Individually evaluated for impairment	111,979		64,384
Collectively evaluated for impairment	947,996		1,018,019
Credit Card and Other [Member]
Beginning Balance	12,886	[3]	75,558	[3]
Charge-offs	(9,584)	[3]	(34,393)	[3]
Recoveries	(2,114)	[3]	(2,948)	[3]
Provision	3,673	[3]	(21,291)	[3]
Ending Balance	9,089	[1],[2],[3]	22,822	[1],[2],[3]
Allowance - individually evaluated for impairment	752	[3]	1,163	[3]
Allowance - collectively evaluated for impairment	8,337	[3]	21,659	[3]
Loans, net of unearned income	295,373	[1],[2],[3]	355,230	[1],[2],[3]
Individually evaluated for impairment	1,186	[3]	634	[3]
Collectively evaluated for impairment	294,187	[3]	354,596	[3]
Restricted Consumer Real Estate Loans [Member]
Ending Balance	29,900		43,000
Loans, net of unearned income	649,200		770,300
Restricted Permanent Mortgage Loans [Member]
Ending Balance	3,100		7,100
Loans, net of unearned income	$ 44,900		$ 63,500

[1] Q2 2011 and Q2 2010 include $29.9 million and $43.0 million of reserves, respectively, and $649.2 million and $770.3 million of balances in restricted consumer real estate loans, respectively.

[2] Q2 2011 and Q2 2010 include $3.1 million and $7.1 million of reserves, respectively, and $44.9 million and $63.5 million of balances in restricted permanent mortgage loans, respectively.

[3] Includes OTC.