CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Operating Activities
Net income	$ 2,512	$ 2,193	$ 2,180
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for credit losses	471	207	261
Depreciation, amortization and accretion	472	360	341
Stock-based compensation expense	132	127	118
(Benefit from) provision for deferred income taxes	(246)	30	(252)
Securities (gains) losses, net	(47)	54	(3)
Securities (gains) losses, net - non-qualifying hedges on mortgage servicing rights	(3)	15	(2)
MSR fair value adjustment	376	83	122
Net gains on sales of loans and fair value adjustments on loans held for sale	(137)	(71)	(108)
Net losses on disposition and impairment of bank premises and equipment	23	43	0
Net losses (gains) on disposition and impairment of operating lease equipment	1	(6)	39
Gain related to Vantiv Inc.'s acquisition of Worldpay Group plc.	0	(414)	0
Proceeds from Sale of Equity Method Investments	(562)	(205)	(1,037)
Gain on the TRA associated with Worldpay, Inc.	(346)	(20)	(44)
Proceeds from sales of loans held for sale	8,157	5,199	6,453
Loans originated or purchased for sale, net of repayments	(8,896)	(5,378)	(6,054)
Dividends representing return on equity method investments	66	12	46
Net change in:
Trading and equity securities	(29)	132	(442)
Other assets	20	303	(22)
Accrued taxes, interest and expenses	(49)	147	(138)
Other liabilities	(91)	45	22
Net Cash Provided by (Used in) Operating Activities	1,824	2,856	1,480
Proceeds from sales:
Available-for-sale securities and other investments	10,596	12,430	12,637
Loans and leases	259	305	164
Bank premises and equipment	90	57	40
Proceeds from repayments / maturities:
Available-for-sale securities and other investments	2,267	1,845	2,331
Held-to-maturity securities	4	6	3
Purchases:
Available-for-sale securities and other investments	(13,959)	(16,207)	(15,295)
Bank premises and equipment	(243)	(192)	(200)
MSRs	(26)	(82)	(109)
Proceeds from settlement of BOLI	28	16	14
Proceeds from sale and dividends representing return of equity method investments	1,057	604	1,363
Net cash received (paid) on acquisitions	1,210	(43)	(44)
Net change in:
Federal funds sold	35	0	0
Other short-term investments	(647)	928	1
Loans and leases	(1,407)	(3,866)	(446)
Operating lease equipment	(61)	58	(31)
Net Cash (Used in) Provided by Investing Activities	(797)	(4,141)	428
Net change in:
Deposits	3,742	5,673	(659)
Federal funds purchased	(1,665)	1,751	42
Other short-term borrowings	171	(3,439)	477
Dividends paid on common stock	(660)	(467)	(430)
Dividends paid on preferred stock	(93)	(98)	(75)
Proceeds from issuance of long-term debt	3,866	2,438	2,490
Repayment of long-term debt	(4,212)	(2,884)	(1,969)
Repurchase of treasury stock and related forward contract	(1,763)	(1,453)	(1,605)
Issuance of preferred stock	242	0	0
Other	(58)	(69)	(57)
Net Cash Provided (Used in) by Financing Activities	(430)	1,452	(1,786)
Increase (Decrease) in Cash and Due from Banks	597	167	122
Cash and Due from Banks at Beginning of Period	2,681	2,514	2,392
Cash and Due from Banks at End of Period	$ 3,278	$ 2,681	$ 2,514