Consolidated Statement of Income - USD ($) shares in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Fee revenue:
Servicing fees	$ 5,153	$ 5,108	$ 4,799
Management fees	1,174	1,207	1,106
Trading services	1,146	1,084	1,094
Securities finance	496	437	359
Processing fees and other	309	174	212
Total fee revenue	8,278	8,010	7,570
Net interest revenue:
Interest revenue	2,488	2,652	2,714
Interest expense	400	392	411
Net interest revenue	2,088	2,260	2,303
Gains (losses) related to investment securities, net:
Net gains (losses) from sales of available-for-sale securities	(5)	15	14
Losses from other-than-temporary impairment	(1)	(1)	(21)
Losses reclassified (from) to other comprehensive income	0	(10)	(2)
Gains (losses) related to investment securities, net	(6)	4	(9)
Total revenue	10,360	10,274	9,864
Provision for loan losses	12	10	6
Expenses:
Compensation and employee benefits	4,061	4,060	3,800
Information systems and communications	1,022	976	935
Transaction processing services	793	784	733
Occupancy	444	461	467
Acquisition and restructuring costs	25	133	104
Professional services	490	440	392
Amortization of other intangible assets	197	222	214
Other	1,018	751	547
Total expenses	8,050	7,827	7,192
Income before income tax expense	2,298	2,437	2,666
Income tax expense	318	415	616
Net income	1,980	2,022	2,050
Net income available to common shareholders	$ 1,848	$ 1,958	$ 2,016
Earnings per common share:
Basic (in dollars per share)	$ 4.53	$ 4.62	$ 4.52
Diluted (in dollars per share)	$ 4.47	$ 4.53	$ 4.43
Average common shares outstanding (in thousands):
Basic (in shares)	407,856	424,223	446,245
Diluted (in shares)	413,638	432,007	455,155
Cash dividends declared (USD per share)	$ 1.32	$ 1.16	$ 1.04