Consolidated Balance Sheets - USD ($) shares in Thousands, $ in Millions		Sep. 30, 2018	Dec. 31, 2017
Assets
Cash and Due from Banks		$ 6,206	$ 5,349
Federal Funds Sold and Securities Purchased under Agreements to Resell		1,374	1,538
Interest-bearing Deposits in Banks and Other Financial Institutions		25	25
Cash and cash equivalents		7,605	6,912
Debt Securities, Trading, and Equity Securities, FV-NI	[1]	5,676	5,093
Available-for-sale Securities	[2],[3]	30,984	30,947	[4]
Loans Held for Sale	[5]	1,961	2,290
Loans held for investment	[6]	147,215	143,181
Loans and Leases Receivable, Allowance		(1,623)	(1,735)
Net loans		145,592	141,446
Property, Plant and Equipment, Net		1,555	1,734
Goodwill		6,331	6,331
Intangible Assets, Net (Excluding Goodwill)	[7]	2,140	1,791
Other Assets	[2]	9,432	9,418
Total assets		211,276	205,962
Liabilities and Shareholders' Equity
Noninterest-bearing consumer and commercial deposits		41,870	42,784
Interest-bearing Deposit Liabilities		118,508	117,996
Total deposits		160,378	160,780
Federal Funds Purchased		3,354	2,561
Securities Sold under Agreements to Repurchase		1,730	1,503
Other Short-term Borrowings		2,856	717
Long-term Debt	[8]	14,289	9,785
Trading liabilities		1,863	1,283
Other Liabilities		2,667	4,179
Total liabilities		187,137	180,808
Preferred Stock, Value, Outstanding		2,025	2,475
Common Stock, Value, Outstanding		553	550
Additional Paid in Capital		9,001	9,000
Retained earnings		19,111	17,540
Treasury Stock, Value	[9]	(4,677)	(3,591)
Accumulated Other Comprehensive Income (Loss), Net of Tax		(1,874)	(820)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest		24,139	25,154
Liabilities and Equity		$ 211,276	$ 205,962
Common Stock, Shares, Outstanding	[10]	458,626	470,931
Common shares authorized		750,000	750,000
Preferred Stock, Shares Outstanding		20	25
Preferred Stock, Shares Authorized		50,000	50,000
Treasury shares of common stock		94,038	79,133
Treasury Stock and Other
Liabilities and Shareholders' Equity
Treasury Stock, Value		$ (4,777)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	[11]	(4,677)	$ (3,591)
Stockholders' Equity Attributable to Noncontrolling Interest		101	103
Variable Interest Entity, Primary Beneficiary [Member]
Assets
Loans held for investment		159	179
Liabilities and Shareholders' Equity
Long-term Debt		$ 168	$ 189
Restricted Stock [Member]
Liabilities and Shareholders' Equity
Common Stock, Shares, Outstanding		7	9
Trading Assets [Member]
Liabilities and Shareholders' Equity
Pledged Assets Separately Reported, Securities Pledged as Collateral, at Fair Value		$ 1,362	$ 1,086
Available-for-sale Securities [Member]
Liabilities and Shareholders' Equity
Pledged Assets Separately Reported, Securities Pledged as Collateral, at Fair Value		$ 164	$ 223

[1] Includes trading securities pledged as collateral where counterparties have the right to sell or repledge the collateral of $1,362 million and $1,086 million at September 30, 2018 and December 31, 2017, respectively.

[2] Beginning January 1, 2018, the Company reclassified equity securities previously presented in Securities available for sale to Other assets. Reclassifications have been made to previously reported amounts for comparability.

[3] Includes securities AFS pledged as collateral where counterparties have the right to sell or repledge the collateral of $164 million and $223 million at September 30, 2018 and December 31, 2017, respectively.

[4] Beginning January 1, 2018, the Company reclassified equity securities previously presented in Securities available for sale to Other assets on the Consolidated Balance Sheets. Reclassifications have been made to previously reported amounts for comparability. See Note 9, "Other Assets," for additional information.

[5] Includes $1.8 billion and $1.6 billion of LHFS measured at fair value at September 30, 2018 and December 31, 2017, respectively.

[6] Includes loans of consolidated VIEs of $159 million and $179 million at September 30, 2018 and December 31, 2017, respectively.

[7] Excludes other intangible assets that are indefinite-lived, carried at fair value, or fully amortized.

[8] Includes debt of consolidated VIEs of $168 million and $189 million at September 30, 2018 and December 31, 2017, respectively.

[9] Includes noncontrolling interest of $101 million and $103 million at September 30, 2018 and December 31, 2017, respectively.

[10] Includes restricted shares of 7 thousand and 9 thousand at September 30, 2018 and December 31, 2017, respectively.

[11] At September 30, 2018, includes ($4,777) million for treasury stock, less than ($1) million for the compensation element of restricted stock, and $101 million for noncontrolling interest.At September 30, 2017, includes ($3,374) million for treasury stock, less than ($1) million for the compensation element of restricted stock, and $101 million for noncontrolling interest.