CONSOLIDATED BALANCE SHEET (Parenthetical) - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015
Federal funds sold and securities borrowed or purchased under agreements to resell, at fair value	$ 225,093	$ 219,675
Trading account assets, pledged to creditors	99,314	92,123
Available-for-sale securities, pledged to creditors	10,174	10,698
Held-to-maturity securities, pledged to creditors	2,814	3,630
Loans, net of unearned income	618,824	617,617
Other assets, at fair value	121,621	125,002
Interest-bearing deposits in U.S. offices	284,969	280,234
Interest-bearing deposits in offices outside the U.S.	433,604	416,827
Federal funds purchased and securities loaned or sold under agreements to repurchase, at fair value	157,208	146,496
Short-term borrowings, at fair value	20,893	21,079
Long-term debt, at fair value	207,835	201,275
Other liabilities	$ 57,276	$ 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)	710,120	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)	164,552,906	146,203,311
Consumer
Loans, net of unearned income	$ 317,900	$ 325,785
Corporate
Loans, net of unearned income	300,924	291,832
Fair value
Federal funds sold and securities borrowed or purchased under agreements to resell, at fair value	141,780	137,964
Non-marketable equity securities, pledged to creditors	2,044	2,088
Other assets, at fair value	7,063	6,121
Interest-bearing deposits in U.S. offices	856	923
Interest-bearing deposits in offices outside the U.S.	711	667
Federal funds purchased and securities loaned or sold under agreements to repurchase, at fair value	37,585	36,843
Short-term borrowings, at fair value	1,376	1,207
Long-term debt, at fair value	27,103	25,293
Other liabilities	2,157	1,624
Fair value | Consumer
Loans, net of unearned income	33	34
Fair value | Corporate
Loans, net of unearned income	$ 4,760	$ 4,971