Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2017	Dec. 31, 2016
Held-to-maturity, fair value	$ 803	$ 850
ASSETS
Cash and due from banks	566	737
Money market investments:
Interest-bearing deposits	1,761	1,411
Federal funds sold and security resell agreements	363	568
Investment securities:
Held-to-maturity, at amortized cost (approximate fair value $803 and $850)	815	868
Available-for-sale, at fair value	15,606	13,372
Trading account, at fair value	40	115
Marketable securities, total	16,461	14,355
Loans held for sale	128	172
Loans held for investment, net allowance
Loans and leases, net of unearned income and fees	42,742	42,649
Loans and Leases Receivable, Allowance	544	567
Loans held for investment, net of allowance	42,198	42,082
Other noninterest-bearing investments	973	884
Premises, equipment and software, net	1,047	1,020
Goodwill	1,014	1,014
Core deposit and other intangibles	7	8
Other real estate owned	3	4
Other assets	942	984
Total assets	65,463	63,239
LIABILITIES AND SHAREHOLDERS' EQUITY
Noninterest-bearing demand	24,410	24,115
Interest-bearing:
Savings and money market	26,071	26,364
Time	2,994	2,757
Foreign	0	0
Total deposits	53,475	53,236
Federal funds and other short-term borrowings	3,137	827
Long-term debt	383	535
Reserve for unfunded lending commitments	60	65
Other liabilities	678	942
Total liabilities	57,733	55,605
Shareholders' equity:
Preferred stock, without par value, authorized 4,400,000 shares	710	710
Common stock, without par value; authorized 350,000 shares; issued and outstanding 202,595 and 203,085 shares	4,696	4,725
Retained earnings	2,435	2,321
Accumulated other comprehensive income (loss)	(111)	(122)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	7,730	7,634
Total liabilities and shareholders' equity	$ 65,463	$ 63,239