CONSOLIDATED BALANCE SHEET (Parenthetical) - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Securities borrowed or purchased under agreements to resell, at fair value	$ 289,358	$ 251,322
Trading account assets, pledged to creditors	160,427	120,236
Available-for-sale securities, pledged to creditors	5,996	8,721
Held-to-maturity securities, pledged to creditors	360	1,923
Equity securities, at fair value	1,198	1,162
Loans, net of unearned income	666,911	699,483
Mortgage servicing rights	334	495
Other assets, at fair value	107,150	107,709
Interest-bearing deposits in U.S. offices	497,487	401,418
Interest-bearing deposits in offices outside the U.S.	549,745	484,669
Securities loaned or sold under agreements to repurchase, at fair value	207,227	166,339
Short-term borrowings, at fair value	37,439	45,049
Long-term debt, at fair value	273,254	248,760
Other liabilities	$ 58,003	$ 57,979
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)	719,200	719,200
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)	3,099,763,661	3,099,602,856
Treasury stock (in shares)	1,017,803,983	985,479,501
Consumer
Loans, net of unearned income	$ 280,025	$ 309,548
Corporate
Loans, net of unearned income	386,886	389,935
Fair value
Securities borrowed or purchased under agreements to resell, at fair value	175,626	153,193
Other assets, at fair value	11,692	12,830
Interest-bearing deposits in U.S. offices	912	1,624
Interest-bearing deposits in offices outside the U.S.	1,632	695
Securities loaned or sold under agreements to repurchase, at fair value	60,878	40,651
Short-term borrowings, at fair value	5,981	4,946
Long-term debt, at fair value	63,056	55,783
Other liabilities	5,067	6,343
Fair value | Consumer
Loans, net of unearned income	14	18
Fair value | Corporate
Loans, net of unearned income	$ 5,510	$ 4,067