Consolidated Statements of Income - USD ($) shares in Thousands, $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Interest income:
Interest and fees on loans	$ 437	$ 488
Interest on money market investments	6	3
Interest on securities	112	71
Total interest income	555	562
Interest expense:
Interest on deposits	6	9
Interest on short- and long-term borrowings	5	8
Total interest expense	11	17
Net interest income	544	545
Provision for credit losses:
Provision for loan and lease losses	(29)	(123)
Provision for unfunded lending commitments	(4)	(9)
Total provision for credit losses	(33)	(132)
Net interest income after provision for credit losses	577	677
Noninterest income:
Commercial account fees	41	32
Card fees	25	21
Retail and business banking fees	20	17
Loan-related fees and income	22	25
Capital markets and foreign exchange fees	15	15
Wealth management fees	14	12
Other customer-related fees	14	11
Customer-related noninterest income	151	133
Fair value and nonhedge derivative gain	6	18
Dividends and other investment income	2	7
Securities gains (losses), net	(17)	11
Total noninterest income	142	169
Noninterest expense:
Salaries and employee benefits	312	288
Technology, telecom, and information processing	52	49
Occupancy and equipment, net	38	39
Professional and legal services	14	21
Marketing and business development	8	7
Deposit insurance and regulatory expense	10	10
Credit-related expense	7	6
Other real estate expense, net	1	0
Other	22	15
Total noninterest expense	464	435
Income before income taxes	255	411
Income taxes	52	89
Net income	203	322
Preferred stock dividends	(8)	(8)
Net earnings applicable to common shareholders	$ 195	$ 314
Weighted average common shares outstanding during the period:
Basic shares (in shares)	151,285	163,551
Diluted shares (in shares)	151,687	163,887
Net earnings per common share:
Basic (in dollars per share)	$ 1.27	$ 1.90
Diluted (in dollars per share)	$ 1.27	$ 1.90