Consolidated Statement of Income - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021		Dec. 31, 2020
Financing revenue and other interest income
Interest and fees on finance receivables and loans		$ 8,099	$ 6,468		$ 6,581
Interest on loans held-for-sale		31	18		17
Interest and dividends on investment securities and other earning assets		841	600		736
Interest on cash and cash equivalents		54	15		28
Operating leases		1,596	1,550		1,435
Total financing revenue and other interest income		10,621	8,651		8,797
Interest expense
Interest on deposits		1,987	1,045		1,952
Interest on short-term borrowings		107	1		42
Interest on long-term debt		763	860		1,249
Interest on other		0	8		0
Total interest expense		2,857	1,914		3,243
Net depreciation expense on operating lease assets		914	570		851
Net financing revenue and other interest income		6,850	6,167		4,703
Other revenue
Insurance premiums and service revenue earned		1,151	1,117		1,103
Gain on mortgage and automotive loans, net		52	87		110
Loss on extinguishment of debt		0	(136)		(102)
Other (loss) gain on investments, net		(120)	285		307
Other income, net of losses		495	686		565
Total other revenue		1,578	2,039		1,983
Total net revenue		8,428	8,206		6,686
Provision for credit losses		1,399	241		1,439
Noninterest expense
Compensation and benefits expense		1,900	1,643		1,376
Insurance losses and loss adjustment expenses		280	261		363
Goodwill impairment		0	0		50
Other operating expenses		2,507	2,206		2,044
Total noninterest expense		4,687	4,110		3,833
Income from continuing operations before income tax expense		2,342	3,855		1,414
Income tax expense from continuing operations		627	790		328
Net income from continuing operations	[1]	1,715	3,065		1,086
Loss from discontinued operations, net of tax		(1)	(5)		(1)
Net income		1,714	3,060		1,085
Net income from continuing operations attributable to common stockholders	[1]	1,605	3,008		1,086
Loss from discontinued operations, net of tax		(1)	(5)	[1]	(1)	[1]
Net income attributable to common stockholders	[1]	$ 1,604	$ 3,003		$ 1,085
Basic weighted-average common shares outstanding (in shares)	[1],[2]	316,690,000	362,583,000		375,629,000
Diluted weighted-average common shares outstanding (in shares)	[1],[2]	318,629,000	365,180,000		377,101,000
Basic earnings per common share
Net income from continuing operations (in dollars per share)	[1]	$ 5.07	$ 8.30		$ 2.89
Loss from discontinued operations, net of tax (in dollars per share)	[1]	0	(0.01)		0
Net income (in dollars per share)	[1]	5.06	8.28		2.89
Diluted earnings per common share
Net income from continuing operations (in dollars per share)	[1]	5.04	8.24		2.88
Loss from discontinued operations, net of tax (in dollars per share)	[1]	0	(0.01)		0
Net income (in dollars per share)	[1]	5.03	8.22		2.88
Cash dividends declared per common share (in dollars per share)	[1]	$ 1.20	$ 0.88		$ 0.76
Antidilutive securities excluded from computation of earnings per share, amount (in shares)		0	0		800,000

[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.(c)During the year ended December 31, 2020, there were 0.8 million in shares underlying share-based awards excluded because their inclusion would have been antidilutive. There were no antidilutive shares during the years ended December 31, 2022, and 2021.