CONSOLIDATED BALANCE SHEET (Parenthetical) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Securities borrowed and purchased under resale agreements	$ 251,322	$ 270,684
Trading account assets, pledged to creditors	120,236	112,932
AFS securities, pledged to creditors	8,721	9,284
HTM securities, pledged to creditors	1,923	971
Equity securities	1,162	1,109
Loans, net of unearned income	699,483	684,196
MSRs	495	584
Other assets	107,709	109,273
U.S. Interest-bearing deposits, at fair value	401,418	361,573
Non U.S. Interest-bearing deposits, at fair value	484,669	465,113
Federal funds purchased and securities loaned or sold under agreements to repurchase, at fair value	166,339	177,768
Short-term borrowings	45,049	32,346
Long-term debt	248,760	231,999
Other liabilities, at fair value	$ 57,979	$ 56,150
Preferred stock, par value (in dollars per share)	$ 1	$ 1
Preferred stock, authorized shares (in shares)	30,000,000	30,000,000
Preferred stock, issued shares, at aggregate liquidation value (in shares)	719,200	738,400
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)	3,099,602,856	3,099,567,177
Treasury stock (in shares)	985,479,501	731,099,833
Consumer
Loans, net of unearned income	$ 309,548	$ 302,360
Corporate
Loans, net of unearned income	389,935	381,836
Fair value
Securities borrowed and purchased under resale agreements	153,193	147,701
Other assets	12,830	20,788
U.S. Interest-bearing deposits, at fair value	1,624	717
Non U.S. Interest-bearing deposits, at fair value	695	758
Federal funds purchased and securities loaned or sold under agreements to repurchase, at fair value	40,651	44,510
Short-term borrowings	4,946	4,483
Long-term debt	55,783	38,229
Other liabilities, at fair value	6,343	15,906
Fair value | Consumer
Loans, net of unearned income	18	20
Fair value | Corporate
Loans, net of unearned income	$ 4,067	$ 3,203