Accounts Receivable and Loans (Details 2) (USD $) In Millions, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
U S Card Services [Member] \| Card Member Loans [Member]
Financing receivable recorded investment aging
Current	$ 59,356	$ 61,995
30 to 59 days past due	171	179
60 to 89 days past due	126	128
90+ days past due	276	290
Total aging	59,929	62,592
U S Card Services [Member] \| Card Member Receivables [Member]
Financing receivable recorded investment aging
Current	21,144	22,096
30 to 59 days past due	124	129
60 to 89 days past due	87	72
90+ days past due	146	171
Total aging	21,501	22,468
International Card Services [Member] \| Card Member Loans [Member]
Financing receivable recorded investment aging
Current	6,728	7,621
30 to 59 days past due	40	39
60 to 89 days past due	26	27
90+ days past due	54	57
Total aging	6,848	7,744
International Card Services [Member] \| Card Member Receivables [Member]
Financing receivable recorded investment aging
Current	6,282	7,557
30 to 59 days past due	30	29
60 to 89 days past due	22	20
90+ days past due	47	47
Total aging	6,381	7,653
Global Commercial Services [Member] \| Card Member Receivables [Member]
Financing receivable recorded investment aging
90+ days past due	110	120
Total aging	$ 15,697	$ 14,583

Recorded investment in financing receivables that are current and past due at the balance sheet date.

No definition available.

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- Definition

Financing receivables that are current.

+ References

No definition available.

+ Details

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- Definition

Financing receivables that are less than 60 days past due but more than 29 days past due.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 7A

-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953401-111524

+ Details

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Period Type:	instant

- Definition

Financing receivables that are less than 90 days past due but more than 59 days past due.

+ References

+ Details

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- Details

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- Definition

Financing receivables that are equal to or greater than 90 days past due.

+ References

+ Details

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- Details

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- Details

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- Details

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