Consolidated Balance Sheets - USD ($) shares in Thousands, $ in Millions		Dec. 31, 2015	Dec. 31, 2014
Assets
Cash and Due from Banks		$ 4,299	$ 7,047
Federal Funds Sold and Securities Purchased under Agreements to Resell		1,277	1,160
Interest-bearing Deposits in Banks and Other Financial Institutions		23	22
Cash and cash equivalents		5,599	8,229
Trading assets	[1]	6,119	6,202
Available-for-sale Securities	[2]	27,825	26,770
Loans Held for Sale	[3]	1,838	3,232
Loans held for investment	[4]	136,442	133,112
Loans and Leases Receivable, Allowance		(1,752)	(1,937)
Net loans		134,690	131,175
Premises and equipment		1,502	1,508
Goodwill		6,337	6,337
Intangible Assets, Net (Excluding Goodwill)		1,325	1,219
Other Assets		5,582	5,656
Total assets		190,817	190,328
Liabilities and Shareholders' Equity
Noninterest-bearing consumer and commercial deposits		42,272	41,096
Interest-bearing Deposit Liabilities		107,558	99,471
Total deposits		149,830	140,567
Funds purchased		1,949	1,276
Securities Sold under Agreements to Repurchase		1,654	2,276
Other Short-term Borrowings		1,024	5,634
Long-term Debt	[5]	8,462	13,022
Trading liabilities		1,263	1,227
Other Liabilities		3,198	3,321
Total liabilities		167,380	167,323
Preferred Stock, Value, Outstanding		1,225	1,225
Common Stock, Value, Outstanding		550	550
Additional paid in capital		9,094	9,089
Retained earnings		14,686	13,295
Treasury stock, at cost, and other	[6]	(1,658)	(1,032)
Accumulated Other Comprehensive Income (Loss), Net of Tax		(460)	(122)
Total shareholders' equity		23,437	23,005
Liabilities and Equity		$ 190,817	$ 190,328
Common Stock, Shares, Outstanding	[7]	508,712	524,540
Common shares authorized		750,000	750,000
Preferred Stock, Shares Outstanding		12	12
Preferred Stock, Shares Authorized		50,000	50,000
Treasury shares of common stock		41,209	25,381
Treasury Stock and Other
Liabilities and Shareholders' Equity
Treasury stock, at cost, and other		$ (1,764)	$ (1,119)
Total shareholders' equity	[8]	(1,658)	(1,032)
Stockholders' Equity Attributable to Noncontrolling Interest		108	108
Variable Interest Entity, Primary Beneficiary [Member]
Assets
Loans held for investment		246	288
Liabilities and Shareholders' Equity
Long-term Debt		$ 259	$ 302
Restricted Stock [Member]
Liabilities and Shareholders' Equity
Common Stock, Shares, Outstanding		1,334	2,930
Trading Securities [Member]
Liabilities and Shareholders' Equity
Pledged Assets Separately Reported, Securities Pledged as Collateral, at Fair Value		$ 1,377	$ 1,316
Available-for-sale Securities [Member]
Liabilities and Shareholders' Equity
Pledged Assets Separately Reported, Securities Pledged as Collateral, at Fair Value		$ 0	$ 369

[1] Includes trading securities pledged as collateral where counterparties have the right to sell or repledge the collateral of $1,377 million and $1,316 million at December 31, 2015 and December 31, 2014, respectively

[2] Includes securities AFS pledged as collateral where counterparties have the right to sell or repledge the collateral of $0 million and $369 million at December 31, 2015 and December 31, 2014, respectively.

[3] Includes $1.5 billion and $1.9 billion of LHFS measured at fair value at December 31, 2015 and 2014, respectively.

[4] Includes loans of consolidated VIEs of $246 million and $288 million at December 31, 2015 and December 31, 2014, respectively.

[5] Includes debt of consolidated VIEs of $259 million and $302 million at December 31, 2015 and December 31, 2014, respectively.

[6] Includes noncontrolling interest of $108 million and $108 million at December 31, 2015 and December 31, 2014, respectively.

[7] Includes restricted shares of 1,334 thousand and 2,930 thousand at December 31, 2015 and December 31, 2014, respectively.

[8] At December 31, 2015, includes ($1,764) million for treasury stock, ($2) million for the compensation element of restricted stock, and $108 million for noncontrolling interest.At December 31, 2014, includes ($1,119) million for treasury stock, ($21) million for the compensation element of restricted stock, and $108 million for noncontrolling interest.At December 31, 2013, includes ($684) million for treasury stock, ($50) million for the compensation element of restricted stock, and $119 million for noncontrolling interest.