Condensed Consolidated Statement of Comprehensive Income (unaudited) - USD ($) shares in Thousands, $ in Millions		3 Months Ended			6 Months Ended
		Jun. 30, 2023		Jun. 30, 2022	Jun. 30, 2023		Jun. 30, 2022
Financing revenue and other interest income
Interest and fees on finance receivables and loans		$ 2,721		$ 1,842	$ 5,296		$ 3,556
Interest on loans held-for-sale		7		4	22		8
Interest and dividends on investment securities and other earning assets		247		203	485		391
Interest on cash and cash equivalents		87		5	143		7
Operating leases		392		396	794		799
Total financing revenue and other interest income		3,454		2,450	6,740		4,761
Interest expense
Interest on deposits		1,418		263	2,635		474
Interest on short-term borrowings		11		19	23		24
Interest on long-term debt		252		184	479		369
Interest on other		0		1	2		1
Total interest expense		1,681		467	3,139		868
Net depreciation expense on operating lease assets		200		219	426		436
Net financing revenue and other interest income		1,573		1,764	3,175		3,457
Other revenue
Insurance premiums and service revenue earned		310		280	616		560
Gain on mortgage and automotive loans, net		5		4	9		18
Other gain (loss) on investments, net		26		(124)	100		(119)
Other income, net of losses		165		152	279		295
Total other revenue		506		312	1,004		754
Total net revenue		2,079		2,076	4,179		4,211
Provision for credit losses		427		304	873		471
Noninterest expense
Compensation and benefits expense		448		437	985		930
Insurance losses and loss adjustment expenses		134		89	222		147
Other operating expenses		667		612	1,308		1,183
Total noninterest expense		1,249		1,138	2,515		2,260
Income from continuing operations before income tax expense		403		634	791		1,480
Income tax expense from continuing operations		74		152	142		343
Net income from continuing operations		329	[1]	482	649	[1]	1,137	[1]
Loss from discontinued operations, net of tax		0		0	(1)		0
Net income		329		482	648		1,137
Other comprehensive (loss) income, net of tax		(87)		(1,218)	196		(2,851)
Comprehensive income (loss)		242		(736)	844		(1,714)
Net income from continuing operations attributable to common stockholders	[1]	301		454	593		1,081
Loss from discontinued operations, net of tax	[1]	0		0	(1)		0
Net income attributable to common stockholders	[1]	$ 301		$ 454	$ 592		$ 1,081
Basic weighted-average common shares outstanding (in shares)	[1],[2]	303,684		322,057	303,173		328,830
Diluted weighted-average common shares outstanding (in shares)	[1],[2]	304,646		324,027	304,050		330,882
Basic earnings per common share
Net income from continuing operations (in dollars per share)	[1]	$ 0.99		$ 1.41	$ 1.96		$ 3.29
Net income (in dollars per share)	[1]	0.99		1.41	1.95		3.29
Diluted earnings per common share
Net income from continuing operations (in dollars per share)	[1]	0.99		1.40	1.95		3.27
Net income (in dollars per share)	[1]	0.99		1.40	1.95		3.27
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] Includes shares related to share-based compensation that vested but were not yet issued.