Consolidated Statements of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Operating activities
Net income	$ 11,259	$ 13,025
Adjustments to reconcile net income to net cash provided by/(used in) operating activities:
Provision for credit losses	1,542	664
Depreciation and amortization	2,163	2,105
Amortization of intangibles	263	304
Deferred tax expense	2,467	2,167
Investment securities gains	(42)	(633)
Stock-based compensation	1,142	1,227
Originations and purchases of loans held-for-sale	(34,940)	(44,974)
Proceeds from sales, securitizations and paydowns of loans held-for-sale	38,853	46,924
Net change in:
Trading assets	(14,764)	68,142
Securities borrowed	(2,507)	1,877
Accrued interest and accounts receivable	(11,220)	(19,483)
Other assets	17,214	(7,250)
Trading liabilities	(7,140)	8,194
Accounts payable and other liabilities	1,736	19,768
Other operating adjustments	4,270	(3,573)
Net cash provided by operating activities	10,296	88,484
Investing activities
Net change in deposits with banks	(77,858)	(189,630)
Net change in federal funds sold and securities purchased under resale agreements	(1,427)	43,431
Held-to-maturity securities:
Proceeds from paydowns and maturities	1,667	1
Purchases	(6,312)	0
Available-for-sale securities:
Proceeds from paydowns and maturities	41,248	52,646
Proceeds from sales	14,976	38,053
Purchases	(54,227)	(87,180)
Proceeds from sales and securitizations of loans held-for-investment	9,170	6,087
Other changes in loans, net	(24,730)	(3,785)
Net cash used in business acquisitions or dispositions	(19)	(45)
All other investing activities, net	(426)	(1,823)
Net cash used in investing activities	(97,938)	(142,245)
Financing activities
Net change in deposits	33,419	(6,299)
Net change in federal funds purchased and securities loaned or sold under repurchase agreements	35,364	18,904
Net change in commercial paper and other borrowed funds	11,119	4,927
Net change in beneficial interests issued by consolidated variable interest entities	(5,665)	(6,230)
Proceeds from long-term borrowings and trust preferred securities	36,469	62,016
Payments of long-term borrowings and trust preferred securities	(36,628)	(38,111)
Excess tax benefits related to stock-based compensation	357	88
Proceeds from issuance of preferred stock	7,249	2,376
Treasury stock purchased	(1,761)	(3,750)
Dividends paid	(3,360)	(2,727)
All other financing activities, net	(1,127)	(1,086)
Net cash provided by financing activities	75,436	30,108
Effect of exchange rate changes on cash and due from banks	(42)	(856)
Net decrease in cash and due from banks	(12,248)	(24,509)
Cash and due from banks at the beginning of the period	39,771	53,723
Cash and due from banks at the end of the period	27,523	29,214
Cash interest paid	4,007	4,735
Income Taxes Paid, Net	$ (739)	$ 2,684