Loans and Leases, Net (Recorded Investment In Loans And Leases) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011		Dec. 31, 2010
Servicing Assets at Fair Value [Line Items]
Ending balance	$ 11,225,404		$ 11,018,197	[1]
Accrued interest	33,540		32,801
Total recorded investment	11,258,944	[2]	11,050,998	[2]
Total recorded investment: individually evaluated for impairment	495,276		569,097
Total recorded investment: collectively evaluated for impairment	10,763,668		10,481,901
Residential [Member]
Servicing Assets at Fair Value [Line Items]
Ending balance	3,219,890		3,147,492	[1]
Accrued interest	10,992		11,100
Total recorded investment	3,230,882	[2]	3,158,592	[2]
Total recorded investment: individually evaluated for impairment	135,311		122,514
Total recorded investment: collectively evaluated for impairment	3,095,571		3,036,078
Consumer [Member]
Servicing Assets at Fair Value [Line Items]
Ending balance	2,760,030		2,859,221	[1]
Accrued interest	8,777		8,927
Total recorded investment	2,768,807	[2]	2,868,148	[2]
Total recorded investment: individually evaluated for impairment	36,629		32,157
Total recorded investment: collectively evaluated for impairment	2,732,178		2,835,991
Commercial [Member]
Servicing Assets at Fair Value [Line Items]
Ending balance	2,385,791		2,103,570	[1]
Accrued interest	6,585		5,899	[1]
Total recorded investment	2,392,376	[2]	2,109,469	[1],[2]
Total recorded investment: individually evaluated for impairment	107,218		148,751	[1]
Total recorded investment: collectively evaluated for impairment	2,285,158		1,960,718	[1]
Commercial Real Estate [Member]
Servicing Assets at Fair Value [Line Items]
Ending balance	2,384,889		2,196,989	[1]
Accrued interest	7,186		6,875	[1]
Total recorded investment	2,392,075	[2]	2,203,864	[1],[2]
Total recorded investment: individually evaluated for impairment	212,850		248,196	[1]
Total recorded investment: collectively evaluated for impairment	2,179,225		1,955,668	[1]
Equipment Financing [Member]
Servicing Assets at Fair Value [Line Items]
Ending balance	474,804		710,925	[1]
Total recorded investment	474,804	[2]	710,925	[2]
Total recorded investment: individually evaluated for impairment	3,268		17,479
Total recorded investment: collectively evaluated for impairment	$ 471,536		$ 693,446

[1] Certain previously reported information has been corrected to reflect the deferment of certain commercial loan fees. For more information refer to Note 1.

[2] The recorded investment balance includes net deferred fees and unamortized premiums of $20.6 million and $31.8 million at December 31, 2011 and 2010, respectively.