CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Operating activities:
Income from continuing operations, net of tax	$ 4,887	$ 7,360	$ 12,394
Income (loss) from discontinued operations, net of tax	0	0	(4)
Net income	4,887	7,360	12,390
Adjustments to reconcile net income (loss) to net cash from operating activities:
Provision (benefit) for credit losses	10,426	5,847	(1,944)
Depreciation and amortization, net	3,226	3,210	3,481
Deferred tax provision (benefit)	(723)	(772)	605
Net securities losses (gains)	34	9	(2)
Loss (gain) on sales of loans	6	(196)	1
Stock-based compensation expense	513	314	331
Other	51	40	46
Loans held for sale:
Originations and purchases	(4,602)	(8,822)	(9,141)
Proceeds from sales and paydowns	4,432	9,679	9,123
Changes in operating assets and liabilities:
Changes in interest receivable	(359)	(641)	17
Changes in other assets	716	(2,973)	(4,114)
Changes in interest payable	122	246	(71)
Changes in other liabilities	1,846	511	1,594
Net change from discontinued operations	0	(3)	(6)
Net cash from operating activities	20,575	13,809	12,310
Securities available for sale:
Purchases	(10,446)	(14,850)	(27,884)
Proceeds from paydowns and maturities	8,841	19,074	26,969
Proceeds from sales	290	2,570	2,776
Loans:
Net changes in loans originated as held for investment	(17,822)	(35,885)	(33,833)
Principal recoveries of loans previously charged off	2,288	2,091	2,506
Changes in premises and equipment	(961)	(934)	(698)
Net cash used in acquisition activities	(2,785)	(1,176)	(669)
Net cash used in other investing activities	(1,325)	(628)	(668)
Net cash used in investing activities	(21,920)	(29,738)	(31,501)
Financing activities:
Changes in deposits	15,172	22,539	5,687
Issuance of securitized debt obligations	3,292	9,728	6,232
Maturities and paydowns of securitized debt obligations	(2,483)	(7,060)	(3,442)
Issuance of senior and subordinated notes and long-term FHLB advances	8,218	21,272	4,486
Maturities and paydowns of senior and subordinated notes and long-term FHLB advances	(8,436)	(15,561)	(3,851)
Changes in other borrowings	(351)	44	129
Common stock:
Net proceeds from issuances	299	276	253
Dividends paid	(931)	(950)	(1,148)
Preferred stock:
Net proceeds from issuances	0	0	2,052
Dividends paid	(228)	(228)	(274)
Redemptions	0	0	(2,100)
Purchases of treasury stock	(718)	(4,948)	(7,605)
Proceeds from share-based payment activities	10	19	55
Net cash from financing activities	13,844	25,131	474
Changes in cash, cash equivalents and restricted cash for securitization investors	12,499	9,202	(18,717)
Cash, cash equivalents and restricted cash for securitization investors, beginning of the period	31,256	22,054	40,771
Cash, cash equivalents and restricted cash for securitization investors, end of the period	43,755	31,256	22,054
Non-cash items:
Net transfers from loans held for investment to loans held for sale	1,195	697	4,843
Interest paid	10,823	3,609	2,158
Income tax paid	$ 1,355	$ 1,852	$ 2,527