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Goodwill and Intangible Assets - Goodwill Business Segments (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Dec. 31, 2021
Goodwill [Roll Forward]
Goodwill	$ 14,771	$ 14,782
Other adjustments	(11)
Credit Card
Goodwill [Roll Forward]
Goodwill	5,072	5,087
Other adjustments	(15)
Consumer Banking
Goodwill [Roll Forward]
Goodwill	4,645	4,645
Other adjustments	0
Commercial Banking
Goodwill [Roll Forward]
Goodwill	5,054	$ 5,050
Other adjustments	$ 4

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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-Publisher FASB
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X

- Definition

Amount of increase (decrease), classified as other, of an asset representing the future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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