CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
INTEREST INCOME:
Interest and fees on loans and leases	$ 4,253	$ 4,719	$ 5,441
Interest and fees on loans held for sale, at fair value	82	75	63
Interest and fees on other loans held for sale	13	33	13
Investment securities	487	519	642
Interest-bearing deposits in banks	16	11	30
Total interest income	4,851	5,357	6,189
INTEREST EXPENSE:
Deposits	160	509	1,155
Short-term borrowed funds	1	2	10
Long-term borrowed funds	178	260	410
Total interest expense	339	771	1,575
Net interest income	4,512	4,586	4,614
Provision for credit losses		1,616	393
Net interest income after provision for credit losses	4,923	2,970	4,221
NONINTEREST INCOME:
Capital markets fees	428	250	216
Service charges and fees	409	403	505
Mortgage banking fees	434	915	302
Card fees	250	217	254
Trust and investment services fees	239	203	202
Letter of credit and loan fees	156	140	135
Foreign exchange and interest rate products	120	120	155
Securities gains, net	10	4	19
Other income	89	67	89
Total noninterest income	2,135	2,319	1,877
NONINTEREST EXPENSE:
Salaries and employee benefits	2,132	2,123	2,026
Equipment and software	610	565	514
Outside services	595	553	498
Occupancy	333	331	333
Other operating expense	411	419	476
Total noninterest expense	4,081	3,991	3,847
Income before income tax expense	2,977	1,298	2,251
Income tax expense	658	241	460
NET INCOME	2,319	1,057	1,791
Net income available to common stockholders	$ 2,206	$ 950	$ 1,718
Weighted-average common shares outstanding:
Basic (in shares)	425,669,451	427,062,537	449,731,453
Diluted (in shares)	427,435,818	428,157,780	451,213,701
Per common share information:
Basic earnings (in dollars per share)	$ 5.18	$ 2.22	$ 3.82
Diluted earnings (in dollars per share)	$ 5.16	$ 2.22	$ 3.81