Consolidated Statement of Condition - USD ($) $ in Millions	Mar. 31, 2017	Dec. 31, 2016
Assets:
Cash and due from banks	$ 2,909	$ 1,314
Interest-bearing deposits with banks	66,789	70,935
Securities purchased under resale agreements	2,181	1,956
Trading account assets	945	1,024
Investment securities available-for-sale	58,810	61,998
Investment securities held-to-maturity (fair value of $35,694 and $34,994)	35,829	35,169
Loans and leases (less allowance for losses of $51 and $46)	22,486	19,704
Premises and equipment (net of accumulated depreciation of $3,463 and $3,333)	2,101	2,062
Accrued interest and fees receivable	2,690	2,644
Goodwill	5,855	5,814
Other intangible assets	1,710	1,750
Other assets	34,497	38,328
Total assets	236,802	242,698
Deposits:
Non-interest-bearing	56,786	59,397
Interest-bearing—U.S.	26,746	30,911
Interest-bearing—non-U.S.	99,933	96,855
Total deposits	183,465	187,163
Securities sold under repurchase agreements	4,003	4,400
Other short-term borrowings	1,177	1,585
Accrued expenses and other liabilities	15,469	16,901
Long-term debt	11,394	11,430
Total liabilities	215,508	221,479
Commitments, guarantees and contingencies (Notes 9 and 10)
Shareholders’ equity:
Common stock, $1 par: 750,000,000 shares authorized; 503,879,642 and 503,879,642 shares issued	504	504
Surplus	9,796	9,782
Retained earnings	17,762	17,459
Accumulated other comprehensive income (loss)	(1,805)	(2,040)
Treasury stock, at cost (127,520,264 and 121,940,502 shares)	(8,159)	(7,682)
Total shareholders’ equity	21,294	21,219
Total liabilities and shareholders' equity	236,802	242,698
Series C Preferred Stock
Shareholders’ equity:
Preferred stock, no par: 3,500,000 shares authorized; Series C, 5,000 shares issued and outstanding, Series D, 7,500 shares issued and outstanding, Series E, 7,500 shares issued and outstanding, Series F, 7,500 shares issued and outstanding, and Series G, 5,000 shares issued and outstanding	491	491
Series D Preferred Stock
Shareholders’ equity:
Preferred stock, no par: 3,500,000 shares authorized; Series C, 5,000 shares issued and outstanding, Series D, 7,500 shares issued and outstanding, Series E, 7,500 shares issued and outstanding, Series F, 7,500 shares issued and outstanding, and Series G, 5,000 shares issued and outstanding	742	742
Series E Preferred Stock
Shareholders’ equity:
Preferred stock, no par: 3,500,000 shares authorized; Series C, 5,000 shares issued and outstanding, Series D, 7,500 shares issued and outstanding, Series E, 7,500 shares issued and outstanding, Series F, 7,500 shares issued and outstanding, and Series G, 5,000 shares issued and outstanding	728	728
Series F Preferred Stock
Shareholders’ equity:
Preferred stock, no par: 3,500,000 shares authorized; Series C, 5,000 shares issued and outstanding, Series D, 7,500 shares issued and outstanding, Series E, 7,500 shares issued and outstanding, Series F, 7,500 shares issued and outstanding, and Series G, 5,000 shares issued and outstanding	742	742
Series G Preferred Stock
Shareholders’ equity:
Preferred stock, no par: 3,500,000 shares authorized; Series C, 5,000 shares issued and outstanding, Series D, 7,500 shares issued and outstanding, Series E, 7,500 shares issued and outstanding, Series F, 7,500 shares issued and outstanding, and Series G, 5,000 shares issued and outstanding	$ 493	$ 493