CONSOLIDATED STATEMENT OF CASH FLOWS (UNAUDITED) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014		Jun. 30, 2013
Cash flows from operating activities
Net income	$ 283		$ 363
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	56		175
Provision for credit losses	101	[1]	88	[1]
Net realized gains on securities available-for-sale	(15)		(146)
Realized (gains) losses on securities held-to-maturity	7		(8)
Net change in other assets and liabilities	(538)		154
Net change in loans held for sale:
Originations of loans	(654)		(1,043)
Sales and collection of loans held for sale	537		1,246
Net change in trading assets and liabilities	1,678		4,064
Lower of amortized cost or fair value adjustments on loans held for sale	0		9
Loss (gain) on instruments designated at fair value and related derivatives	16		(88)
Net cash provided by (used in) operating activities	1,471		4,814
Cash flows from investing activities
Net change in interest bearing deposits with banks	(4,332)		(16,522)
Net change in federal funds sold and securities purchased under agreements to resell	(192)		1,750
Securities available-for-sale:
Purchases of securities available-for-sale	(6,512)		(13,876)
Proceeds from sales of securities available-for-sale	15,999		22,216
Proceeds from maturities of securities available-for-sale	1,541		4,745
Securities held-to-maturity:
Proceeds from sales of securities held-to-maturity	0		79
Proceeds from maturities of securities held-to-maturity	153		233
Change in loans:
Originations, net of collections	(5,441)		(3,616)
Loans sold to third parties	692		490
Net cash used for acquisitions of properties and equipment	(10)		(15)
Other, net	10		(15)
Net cash provided by (used in) investing activities	1,908		(4,531)
Cash flows from financing activities
Net change in deposits	2,755		(5,894)
Debt:
Net change in short-term borrowings	(6,229)		6,046
Issuance of long-term debt	3,887		2,875
Repayment of long-term debt	(2,392)		(3,289)
Other increases (decreases) in capital surplus	0		(33)
Dividends paid	(36)		(36)
Net cash provided by (used in) financing activities	(2,015)		(331)
Net change in cash and due from banks	1,364		(48)
Cash and due from banks at beginning of period	961		1,359
Cash and due from banks at end of period	$ 2,325		$ 1,311

[1] The provision assigned to the segments is based on the segments' net charge offs and the change in allowance for credit losses.