CONSOLIDATED STATEMENTS OF OPERATIONS (UNAUDITED) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
INTEREST INCOME:
Interest and fees on loans and leases	$ 2,166	$ 1,657	$ 6,345	$ 4,075
Interest and fees on loans held for sale	20	18	55	51
Interest and fees on other loans held for sale	8	15	25	47
Investment securities	290	243	823	582
Interest-bearing deposits in banks	111	36	280	53
Total interest income	2,595	1,969	7,528	4,808
INTEREST EXPENSE:
Deposits	898	176	2,171	255
Short-term borrowed funds	8	11	36	21
Long-term borrowed funds	167	117	568	215
Total interest expense	1,073	304	2,775	491
Net interest income	1,522	1,665	4,753	4,317
Provision (benefit) for credit losses	172	123	516	342
Net interest income after provision (benefit) for credit losses	1,350	1,542	4,237	3,975
NONINTEREST INCOME:
Service charges and fees	105	109	306	315
Capital markets fees	67	89	232	270
Card fees	74	71	226	202
Mortgage banking fees	69	66	185	207
Trust and investment services fees	63	61	191	188
Foreign exchange and derivative products	48	42	140	153
Letter of credit and loan fees	43	40	126	118
Securities gains, net	5	0	19	5
Other income	18	34	58	46
Total noninterest income	492	512	1,483	1,504
NONINTEREST EXPENSE:
Salaries and employee benefits	659	639	1,932	1,916
Outside services	160	172	513	530
Equipment and software	191	159	541	478
Occupancy	107	106	367	300
Other operating expense	176	165	542	428
Total noninterest expense	1,293	1,241	3,895	3,652
Income before income tax expense	549	813	1,825	1,827
Income tax expense	119	177	406	407
NET INCOME	430	636	1,419	1,420
Net income available to common stockholders	$ 400	$ 611	$ 1,332	$ 1,339
Weighted-average common shares outstanding:
Basic (in Shares)	469,481,085	495,651,083	478,073,507	470,118,265
Diluted (in Shares)	471,183,719	497,477,501	479,733,008	471,958,310
Per common share information:
Basic earnings (in dollars per share)	$ 0.85	$ 1.23	$ 2.79	$ 2.85
Diluted earnings (in dollars per Share)	$ 0.85	$ 1.23	$ 2.78	$ 2.84