Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Revenue
Investment banking fees	$ 6,448	$ 6,751	$ 6,542
Principal transactions	11,566	10,408	10,531
Lending- and deposit-related fees	5,774	5,694	5,801
Asset management, administration and commissions	14,591	15,509	15,931
Securities gains	141	202	77
Mortgage fees and related income	2,491	2,513	3,563
Card income	4,779	5,924	6,020
Other income	3,795	3,032	3,013
Noninterest revenue	49,585	50,033	51,478
Interest income	55,901	50,973	51,531
Interest expense	9,818	7,463	7,897
Net interest income	46,083	43,510	43,634
Total net revenue	95,668	93,543	95,112
Provision for credit losses	5,361	3,827	3,139
Noninterest expense
Compensation expense	29,979	29,750	30,160
Occupancy expense	3,638	3,768	3,909
Technology, communications and equipment expense	6,846	6,193	5,804
Professional and outside services	6,655	7,002	7,705
Marketing	2,897	2,708	2,550
Other expense	5,756	9,593	11,146
Total noninterest expense	55,771	59,014	61,274
Income before income tax expense	34,536	30,702	30,699
Income tax expense	9,803	6,260	8,954
Net income	24,733	24,442	21,745
Net income applicable to common stockholders	$ 22,583	$ 22,406	$ 20,077
Net income per common share data
Basic earnings per share (in dollars per share)	$ 6.24	$ 6.05	$ 5.33
Diluted earnings per share (in dollars per share)	$ 6.19	$ 6.00	$ 5.29
Weighted-average basic shares (in shares)	3,618.5	3,700.4	3,763.5
Weighted-average diluted shares (in shares)	3,649.8	3,732.8	3,797.5
Cash dividends declared per common share (in dollars per share)	$ 1.88	$ 1.72	$ 1.58