Consolidated Statements of Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Interest income
Interest and fees on loans	$ 1,017	$ 621
Interest on investment securities	107	83
Interest on deposits at banks	87	6
Total interest income	1,211	710
Interest expense
Deposits	288	39
Borrowings	73	22
Total interest expense	361	61
Net interest income	850	649
Provision (benefit) for credit losses	783	464
Net interest income after provision for credit losses	67	185
Noninterest income
Rental income on operating lease equipment	233	208
Realized loss on sale of investment securities available for sale, net	(14)	0
Fair value adjustment on marketable equity securities, net	(9)	3
Bank-owned life insurance	5	8
Gain on sale of leasing equipment, net	4	6
Gain on acquisition	9,824	431
Gain on extinguishment of debt	0	6
Other noninterest income	37	16
Total noninterest income	10,259	850
Noninterest expense
Depreciation on operating lease equipment	89	81
Maintenance and other operating lease expenses	56	43
Salaries and benefits	420	356
Net occupancy expense	50	48
Equipment expense	58	52
Professional fees	12	12
Third-party processing fees	29	24
FDIC insurance expense	18	12
Marketing expense	15	8
Acquisition-related expenses	28	135
Intangible asset amortization	5	6
Other noninterest expense	75	33
Total noninterest expense	855	810
Income before income taxes	9,471	225
Income tax (benefit) expense	(47)	(46)
Net income	9,518	271
Preferred stock dividends	14	7
Net income available to common stockholders, basic	9,504	264
Net income available to common shareholders, diluted	$ 9,504	$ 264
Earnings per common share
Earnings per common share, basic (in dollars per share)	$ 654.22	$ 16.70
Earnings per common share, diluted (in dollars per share)	$ 653.64	$ 16.70
Weighted average common shares outstanding
Weighted average common shares outstanding, basic (in shares)	14,526,693	15,779,153
Weighted average common shares outstanding, diluted (in shares)	14,539,709	15,779,153
Fee income and other service charges
Noninterest income
Noninterest income	$ 50	$ 36
Wealth management services
Noninterest income
Noninterest income	42	35
Service charges on deposit accounts
Noninterest income
Noninterest income	24	27
Factoring commissions
Noninterest income
Noninterest income	19	27
Cardholder services, net
Noninterest income
Noninterest income	21	25
Merchant services, net
Noninterest income
Noninterest income	10	10
Insurance commissions
Noninterest income
Noninterest income	$ 13	$ 12