Consolidated Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Cash Flows From Operating Activities:
Net income	$ 1,683	$ 1,613
Adjustments to reconcile net income to net cash from operating activities:
Provision for credit losses	327	285
Depreciation	212	210
Amortization of intangibles	64	64
Equity-based compensation expense	80	76
(Gain) loss on securities, net	0	(1)
Net change in operating assets and liabilities:
LHFS	(326)	(516)
Trading and equity securities	(1,081)	(187)
Other assets, accounts payable and other liabilities	(1,164)	59
Other, net	394	(176)
Net cash from operating activities	189	1,427
Cash Flows From Investing Activities:
Proceeds from sales of AFS securities	4,110	160
Proceeds from maturities, calls and paydowns of AFS securities	1,848	1,990
Purchases of AFS securities	(5,828)	(1,989)
Proceeds from maturities, calls and paydowns of HTM securities	1,051	1,259
Purchases of HTM securities	0	(39)
Originations and purchases of loans and leases, net of principal collected	(3,947)	(2,957)
Other, net	(41)	13
Net cash from investing activities	(2,807)	(1,563)
Cash Flows From Financing Activities:
Net change in deposits	(1,573)	2,113
Net change in short-term borrowings	5,166	(1,362)
Proceeds from issuance of long-term debt	2,033	1,755
Repayment of long-term debt	(3,396)	(1,044)
Repurchase of common stock	0	(630)
Cash dividends paid on common stock	(619)	(582)
Cash dividends paid on preferred stock	(87)	(87)
Other, net	(192)	(57)
Net cash from financing activities	1,332	106
Net Change in Cash, Cash Equivalents and Restricted Cash	(1,286)	(30)
Cash and Cash Equivalents at Beginning of Period	3,987	3,083
Cash, Cash Equivalents and Restricted Cash at End of Period	2,701	3,053
Supplemental Disclosure of Cash Flow Information:
Net cash paid (received) during the period for interest expense	993	619
Net cash paid (received) during the period for income taxes	$ 324	$ (60)