Consolidated Statements of Income - USD ($) shares in Thousands, $ 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	$ 4,976	$ 3,490	$ 14,547	$ 9,032
Interest on securities	763	709	2,264	2,024
Interest on other earning assets	490	170	1,379	343
Total interest income	6,229	4,369	18,190	11,399
Interest Expense
Interest on deposits	1,831	331	4,462	462
Interest on long-term debt	491	190	1,739	459
Interest on other borrowings	343	103	932	143
Total interest expense	2,665	624	7,133	1,064
Net Interest Income	3,564	3,745	11,057	10,335
Provision for credit losses	497	234	1,537	310
Net Interest Income After Provision for Credit Losses	3,067	3,511	9,520	10,025
Noninterest Income
Noninterest income	2,108	2,102	6,635	6,492
Noninterest Expense
Personnel expense	2,200	2,116	6,637	6,269
Professional fees and outside processing	317	352	983	1,064
Software expense	238	225	689	691
Net occupancy expense	180	176	543	565
Amortization of intangibles	130	140	397	420
Equipment expense	97	122	299	354
Marketing and customer development	78	105	235	282
Operating lease depreciation	43	45	133	140
Regulatory costs	77	52	225	131
Merger-related and restructuring charges	75	62	192	399
Other expense	312	218	853	552
Total noninterest expense	3,747	3,613	11,186	10,867
Earnings
Income before income taxes	1,428	2,000	4,969	5,650
Provision for income taxes	245	363	926	1,065
Net income	1,183	1,637	4,043	4,585
Noncontrolling interests	6	4	44	6
Preferred stock dividends and other	106	97	284	262
Net income available to common shareholders	$ 1,071	$ 1,536	$ 3,715	$ 4,317
Basic EPS	$ 0.80	$ 1.16	$ 2.79	$ 3.25
Diluted EPS	$ 0.80	$ 1.15	$ 2.77	$ 3.22
Basic weighted average shares outstanding (in shares)	1,333,522	1,326,539	1,331,377	1,328,569
Diluted weighted average shares outstanding (in shares)	1,340,574	1,336,659	1,339,041	1,339,071
Insurance income
Noninterest Income
Noninterest income	$ 793	$ 725	$ 2,541	$ 2,277
Wealth management income
Noninterest Income
Noninterest income	343	334	1,012	1,014
Investment banking and trading income
Noninterest Income
Noninterest income	185	222	657	738
Service charges on deposits
Noninterest Income
Noninterest income	152	263	641	769
Card and payment related fees
Noninterest Income
Noninterest income	238	241	704	699
Mortgage banking income
Noninterest Income
Noninterest income	102	122	343	343
Lending related fees
Noninterest Income
Noninterest income	102	80	294	265
Operating lease income
Noninterest Income
Noninterest income	63	66	194	190
Securities gains (losses)
Noninterest Income
Noninterest income	0	(1)	0	(71)
Other income
Noninterest Income
Noninterest income	$ 130	$ 50	$ 249	$ 268