Condensed Consolidated Statement of Comprehensive Income (unaudited) - USD ($) shares in Thousands, $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Financing revenue and other interest income
Interest and fees on finance receivables and loans		$ 2,624	$ 2,845	$ 5,333	$ 5,672
Interest on loans held-for-sale		6	7	11	43
Interest and dividends on investment securities and other earning assets		248	265	478	531
Interest on cash and cash equivalents		95	88	193	185
Operating leases		352	333	703	689
Total financing revenue and other interest income		3,325	3,538	6,718	7,120
Interest expense
Interest on deposits		1,329	1,594	2,732	3,245
Interest on short-term borrowings		5	27	6	50
Interest on long-term debt		258	244	529	492
Interest on other		1	1	1	1
Total interest expense		1,593	1,866	3,268	3,788
Net depreciation expense on operating lease assets		216	155	456	347
Net financing revenue and other interest income		1,516	1,517	2,994	2,985
Other revenue
Insurance premiums and service revenue earned		359	341	723	686
(Loss) gain on mortgage and automotive loans, net		(4)	6	(3)	12
Other gain (loss) on investments, net		61	(7)	(438)	22
Other income, net of losses		150	165	347	315
Total other revenue		566	505	629	1,035
Total net revenue		2,082	2,022	3,623	4,020
Provision for credit losses		384	457	575	964
Noninterest expense
Compensation and benefits expense		430	442	935	961
Insurance losses and loss adjustment expenses		203	181	364	293
Goodwill impairment		0	0	305	0
Other operating expenses		629	663	1,292	1,340
Total noninterest expense		1,262	1,286	2,896	2,594
Income from continuing operations before income tax expense		436	279	152	462
Income tax expense from continuing operations		84	60	25	100
Net income from continuing operations		352	219	127	362
Net income		352	219	127	362
Other comprehensive income (loss), net of tax		43	(20)	705	(193)
Comprehensive income		395	199	832	169
Net income from continuing operations attributable to common shareholders	[1]	324	191	71	306
Net income attributable to common shareholders	[1]	$ 324	$ 191	$ 71	$ 306
Basic weighted-average common shares outstanding (in shares)	[1],[2]	309,895	306,774	309,453	306,388
Diluted weighted-average common shares outstanding (in shares)	[1],[2]	312,434	309,886	312,033	309,154
Basic earnings per common share
Net income from continuing operations (in dollars per share)	[1]	$ 1.05	$ 0.63	$ 0.23	$ 1.00
Net income (in dollars per share)	[1]	1.05	0.63	0.23	1.00
Diluted earnings per common share
Net income from continuing operations (in dollars per share)	[1]	1.04	0.62	0.23	0.99
Net income (in dollars per share)	[1]	1.04	0.62	0.23	0.99
Cash dividends declared per common share (in dollars per share)	[1]	$ 0.30	$ 0.30	$ 0.60	$ 0.60

[1] Figures in the table may not recalculate exactly due to rounding. Earnings per share is calculated based on unrounded numbers.

[2] (b)Includes shares related to share-based compensation that vested but were not yet issued.