Consolidated Statements of Income (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013
Revenue
Investment banking fees	$ 1,538		$ 1,507		$ 4,709		$ 4,669
Principal transactions	2,966		2,662		9,196		10,183
Lending- and deposit-related fees	1,479		1,519		4,347		4,476
Asset management, administration and commissions	3,978		3,667		11,821		11,131
Securities gains	6	[1]	26	[1]	48	[1]	659	[1]
Mortgage fees and related income	903		841		2,708		4,116
Credit card income	1,537		1,518		4,494		4,440
Other income	732		602		1,798		1,364
Noninterest revenue	13,139		12,342		39,121		41,038
Interest income	12,926		13,066		38,580		39,503
Interest expense	1,819		2,291		6,008		7,091
Net interest income	11,107		10,775		32,572		32,412
Total net revenue	24,246		23,117		71,693		73,450
Provision for credit losses	757		(543)		2,299		121
Noninterest expense
Compensation expense	7,831		7,325		23,300		23,758
Occupancy expense	978		947		2,903		2,752
Technology, communications and equipment expense	1,465		1,356		4,309		4,049
Professional and outside services	1,907		1,897		5,625		5,532
Marketing	610		588		1,824		1,755
Other expense	2,956		11,373		7,590		16,625
Amortization of intangibles	51		140		314		444
Total noninterest expense	15,798		23,626		45,865		54,915
Income before income tax expense	7,691		34		23,529		18,414
Income tax expense	2,119		414		6,698		5,769
Net income/(loss)	5,572		(380)		16,831		12,645
Net income/(loss) applicable to common stockholders	5,135		(650)		15,605		11,656
Net income/(loss) per common share data
Basic earnings per share (in dollars per share)	$ 1.37		$ (0.17)		$ 4.13		$ 3.08
Diluted earnings per share (in dollars per share)	$ 1.36		$ (0.17)		$ 4.10		$ 3.05
Weighted-average basic shares (in shares)	3,755.4		3,767.0		3,774.4		3,789.2
Weighted-average diluted shares (in shares)	3,788.7		3,767.0		3,808.3		3,820.9
Cash dividends declared per common share (in dollars per share)	$ 0.4		$ 0.38		$ 1.18		$ 1.06
Intent to sell
Other-than-temporary impairment losses included in securities gains
OTTI losses recognized in income	$ (2)		$ (19)		$ (2)		$ (19)

[1] The Firm recognized other-than-temporary impairment (“OTTI”) losses related to securities the Firm intends to sell of $2 million for the three and nine months ended September 30, 2014, respectively. The Firm recognized OTTI losses of $19 million for the three and nine months ended September 30, 2013.