Consolidated Balance Sheets - USD ($) shares in Thousands, $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Assets
Cash and due from banks	$ 2,123	$ 1,639
Interest-bearing deposits with banks	1,435	529
Federal funds sold and securities purchased under resale agreements or similar arrangements	153	157
Restricted cash	456	374
AFS securities at fair value	25,297	20,907
HTM securities (fair value of $18,519 and $20,313 at December 31, 2015 and December 31, 2014, respectively)	18,530	20,240
LHFS at fair value	1,035	1,423
Loans and leases	135,951	119,884
ALLL	(1,460)	(1,474)
Loans and leases HFI, net of ALLL	134,491	118,410
Premises and equipment	2,007	1,827
Goodwill	8,548	6,869
CDI and other intangible assets	686	505
Residential MSRs at fair value	880	844
Other assets	14,306	13,110
Total assets	209,947	186,834
Deposits
Noninterest-bearing deposits	45,695	38,786
Interest-bearing deposits	103,429	90,254
Total deposits	149,124	129,040
Short-term borrowed funds	3,593	3,717
Long-term debt	23,769	23,312
Accounts payable and other liabilities	6,121	6,388
Total liabilities	$ 182,607	$ 162,457
Commitments and contingencies (Note 14)
Shareholders' equity
Preferred stock, $5 par, liquidation preference of $25,000 per share	$ 2,603	$ 2,603
Common stock, $5 par	3,902	3,603
Additional paid-in capital	8,365	6,517
Retained earnings	13,464	12,317
AOCI, net of deferred income taxes	(1,028)	(751)
Noncontrolling interests	34	88
Total shareholders' equity	27,340	24,377
Total liabilities and shareholders' equity	$ 209,947	$ 186,834
Common shares outstanding	780,337	720,698
Common shares authorized	2,000,000	2,000,000
Preferred shares outstanding	107	107
Preferred shares authorized	5,000	5,000