Consolidated Statement Of Income (USD $) In Millions, except Share data in Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Fee revenue:
Servicing fees	$ 1,086	$ 1,124	$ 2,164	$ 2,219
Management fees	246	250	482	486
Trading services	255	311	535	613
Securities finance	143	137	240	203
Processing fees and other	48	70	142	162
Total fee revenue	1,778	1,892	3,563	3,683
Net interest revenue:
Interest revenue	786	719	1,551	1,453
Interest expense	114	147	254	304
Net interest revenue	672	572	1,297	1,149
Gains (Losses) related to investment securities, net:
Net gains (losses) from sales of investment securities	(14)	62	5	66
Losses from other-than-temporary impairment	(21)	(44)	(46)	(79)
Losses not related to credit	8	9	25	33
Gains (Losses) related to investment securities, net	(27)	27	(16)	20
Total revenue	2,423	2,491	4,844	4,852
Provision for loan losses	(1)	2	(1)	1
Expenses:
Compensation and employee benefits	942	1,009	2,006	1,983
Information systems and communications	208	199	399	390
Transaction processing services	172	193	353	373
Occupancy	115	113	234	220
Acquisition and restructuring costs	37	17	58	36
Professional services	96	84	177	166
Amortization of other intangible assets	48	50	99	99
Other	154	109	281	209
Total expenses	1,772	1,774	3,607	3,476
Income before income tax expense	652	715	1,238	1,375
Income tax expense	162	202	321	391
Net income	490	513	917	984
Net income available to common shareholders	$ 480	$ 502	$ 897	$ 968
Earnings per common share:
Basic	$ 1.00	$ 1.01	$ 1.86	$ 1.95
Diluted	$ 0.98	$ 1.00	$ 1.83	$ 1.93
Average common shares outstanding (in thousands):
Basic (in shares)	481,404	496,806	483,165	497,137
Diluted (in shares)	488,518	501,044	489,145	500,753
Cash dividends declared per common share	$ 0.24	$ 0.18	$ 0.48	$ 0.36