CONSOLIDATED BALANCE SHEET (UNAUDITED) (Parenthetical) - USD ($) $ in Millions	Sep. 30, 2016	Dec. 31, 2015
Federal funds sold and securities borrowed or purchased under agreements to resell, at fair value	$ 236,045	$ 219,675
Trading account assets, pledged to creditors	97,370	92,123
Available-for-sale securities, pledged to creditors	8,413	10,698
Held-to-maturity securities, pledged to creditors	1,216	3,630
Loans, net of unearned income	638,435	617,617
Other assets, at fair value	116,515	125,002
Interest-bearing deposits in U.S. offices	288,094	280,234
Interest-bearing deposits in offices outside the U.S.	434,303	416,827
Federal funds purchased and securities loaned or sold under agreements to repurchase, at fair value	153,124	146,496
Short-term borrowings, at fair value	29,527	21,079
Long-term debt, at fair value	209,051	201,275
Other liabilities	$ 59,903	$ 60,147
Preferred stock, par value (in dollars per share)	$ 1.00	$ 1.00
Preferred stock, authorized shares (in shares)	30,000,000	30,000,000
Preferred stock, issued shares, at aggregate liquidation value (in shares)	770,120	668,720
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, authorized shares (in shares)	6,000,000,000	6,000,000,000
Common stock, issued shares (in shares)	3,099,482,042	3,099,482,042
Treasury stock (in shares)	249,751,794	146,203,311
Consumer
Loans, net of unearned income	$ 328,702	$ 325,785
Corporate
Loans, net of unearned income	309,733	291,832
Fair value
Federal funds sold and securities borrowed or purchased under agreements to resell, at fair value	143,618	137,964
Non-marketable equity securities, pledged to creditors	1,977	2,088
Other assets, at fair value	6,460	6,121
Interest-bearing deposits in U.S. offices	479	923
Interest-bearing deposits in offices outside the U.S.	941	667
Federal funds purchased and securities loaned or sold under agreements to repurchase, at fair value	42,939	36,843
Short-term borrowings, at fair value	2,599	1,207
Long-term debt, at fair value	27,535	25,293
Other liabilities	2,369	1,624
Fair value | Consumer
Loans, net of unearned income	31	34
Fair value | Corporate
Loans, net of unearned income	$ 3,939	$ 4,971