Consolidated Balance Sheets - USD ($) $ in Millions		Dec. 31, 2017	Dec. 31, 2016
ASSETS
Cash and due from banks		$ 671	$ 677
Short-term investments		4,447	2,775
Trading account assets		836	867
Securities available for sale		18,139	20,212
Held-to-maturity securities (fair value: $11,565 and $10,007)		11,830	10,232
Other investments		726	738
Loans, net of unearned income of $736 and $826		86,405	86,038
Allowance for loan and lease losses		(877)	(858)
Net loans		85,528	85,180
Loans held for sale	[1]	1,107	1,104
Premises and equipment		930	978
Operating lease assets		821	540
Goodwill		2,538	2,446
Other intangible assets		416	384
Corporate-owned life insurance		4,132	4,068
Derivative assets		669	803
Accrued income and other assets		3,568	3,864
Discontinued assets		1,340	1,585
Total assets		137,698	136,453
Deposits in domestic offices:
NOW and money market deposit accounts		53,627	54,590
Savings deposits		6,296	6,491
Certificates of deposit ($100,000 or more)		6,849	5,483
Other time deposits		4,798	4,698
Total interest-bearing deposits		71,570	71,262
Noninterest-bearing deposits		33,665	32,825
Total deposits		105,235	104,087
Federal funds purchased and securities sold under repurchase agreements		377	1,502
Bank notes and other short-term borrowings		634	808
Derivative liabilities		291	636
Accrued expense and other liabilities		1,803	1,796
Long-term debt		14,333	12,384
Total liabilities		122,673	121,213
EQUITY
Preferred stock		1,025	1,665
Common Shares, $1 par value; authorized 1,400,000,000 shares; issued 1,256,702,081 and 1,256,702,081 shares		1,257	1,257
Capital surplus		6,335	6,385
Retained earnings	[2]	10,335	9,378
Treasury stock, at cost (187,617,832 and 177,388,429 shares)		(3,150)	(2,904)
Accumulated other comprehensive income (loss)	[2]	(779)	(541)
Key shareholders’ equity		15,023	15,240
Noncontrolling interests		2	0
Total equity		15,025	15,240
Total liabilities and equity		$ 137,698	$ 136,453

[1] Total loans held for sale include Real estate — residential mortgage loans held for sale at fair value of $71 million at December 31, 2017, and $62 million at December 31, 2016

[2] These figures for December 31, 2017, have been revised from what has previously been disclosed in our earnings release on January 18, 2018, as a result of updated guidance from the FASB. See Note 1 (“Summary of Significant Accounting Policies”) for more information.