Goodwill and Other Intangible Assets (Residential Mortgage Servicing Rights) (Details) (USD $) In Millions, unless otherwise specified									6 Months Ended
	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2013 Servicing Contracts [Member]	Dec. 31, 2012 Servicing Contracts [Member]	Jun. 30, 2013 Servicing Contracts [Member] Residential Mortgages [Member]	Dec. 31, 2012 Servicing Contracts [Member] Residential Mortgages [Member]	Jun. 30, 2012 Servicing Contracts [Member] Residential Mortgages [Member]	Dec. 31, 2011 Servicing Contracts [Member] Residential Mortgages [Member]	Jun. 30, 2013 Servicing Contracts [Member] Residential Mortgages [Member] Fair Value Changes - Time and Payoffs [Member]	Jun. 30, 2012 Servicing Contracts [Member] Residential Mortgages [Member] Fair Value Changes - Time and Payoffs [Member]	Jun. 30, 2013 Servicing Contracts [Member] Residential Mortgages [Member] Fair Value Changes - Other [Member]	Jun. 30, 2012 Servicing Contracts [Member] Residential Mortgages [Member] Fair Value Changes - Other [Member]	Jun. 30, 2013 Servicing Contracts [Member] Residential Mortgages [Member] From loans sold with servicing retained [Member]	Jun. 30, 2012 Servicing Contracts [Member] Residential Mortgages [Member] From loans sold with servicing retained [Member]	Jun. 30, 2013 Servicing Contracts [Member] Residential Mortgages [Member] Purchased [Member]	Jun. 30, 2012 Servicing Contracts [Member] Residential Mortgages [Member] Purchased [Member]	Jun. 30, 2012 Servicing Contracts [Member] Residential Mortgages [Member] RBC Bank Usa Acquisition [Member]
Servicing Assets At Fair Value [Line Items]
Other intangible assets, beginning balance	$ 2,153	$ 1,797	$ 1,501	$ 1,071	$ 975	$ 650	$ 581	$ 647
Additions													80	53	64	48	16
Changes in Fair Value									(105)	(77)	286	(106)
Other intangible assets, ending balance	2,153	1,797	1,501	1,071	975	650	581	647
Unpaid principal balance of loans serviced for others at end of period					$ 115,740		$ 116,011