Loans and Card Member Receivables (Details 4) - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
Impaired loans and receivables
Loans over 90 days past due and accruing interest	$ 362	$ 428
Non-accrual loans	296	338
Loans and receivables modified as a Troubled Debt Restructuring in Program	2,584	762
Loans and receivables modified as Troubled Debt Restructuring Out of Program	276	259
Total impaired loans and receivables	3,518	1,787
Related allowance for Troubled Debt Restructurings	752	168
Accounts Receivable and Loans Textuals
Total loans and receivables modified as a TDR, past due 90 days and still accruing	37	26
Total loans and receivables modified as a TDR, non-accrual	10	10
Out of Program TDR accounts that completed modification programs	197	188
Out of Program TDR accounts not in compliance with modification programs	79	72
Other Loans [Member]
Impaired loans and receivables
Loans over 90 days past due and accruing interest	3
Non-accrual loans	3
Loans and receivables modified as a Troubled Debt Restructuring in Program	162
Loans and receivables modified as Troubled Debt Restructuring Out of Program	2
Total impaired loans and receivables	170
Related allowance for Troubled Debt Restructurings	35
Global Consumer Services Group [Member] \| Card Member Loans [Member]
Impaired loans and receivables
Loans over 90 days past due and accruing interest	321	384
Non-accrual loans	239	284
Loans and receivables modified as a Troubled Debt Restructuring in Program	1,175	500
Loans and receivables modified as Troubled Debt Restructuring Out of Program	181	175
Total impaired loans and receivables	1,916	1,343
Related allowance for Troubled Debt Restructurings	475	137
Global Consumer Services Group [Member] \| Card Member Loans [Member] \| Non-US [Member]
Impaired loans and receivables
Loans over 90 days past due and accruing interest	92	93
Global Consumer Services Group [Member] \| Card Member Receivables [Member]
Impaired loans and receivables
Loans over 90 days past due and accruing interest	0	0
Non-accrual loans	0	0
Loans and receivables modified as a Troubled Debt Restructuring in Program	201	56
Loans and receivables modified as Troubled Debt Restructuring Out of Program	15	16
Total impaired loans and receivables	216	72
Related allowance for Troubled Debt Restructurings	28	3
Global Commercial Services [Member] \| Card Member Loans [Member]
Impaired loans and receivables
Loans over 90 days past due and accruing interest	38	44
Non-accrual loans	54	54
Loans and receivables modified as a Troubled Debt Restructuring in Program	421	97
Loans and receivables modified as Troubled Debt Restructuring Out of Program	44	38
Total impaired loans and receivables	557	233
Related allowance for Troubled Debt Restructurings	130	22
Global Commercial Services [Member] \| Card Member Receivables [Member]
Impaired loans and receivables
Loans over 90 days past due and accruing interest	0	0
Non-accrual loans	0	0
Loans and receivables modified as a Troubled Debt Restructuring in Program	625	109
Loans and receivables modified as Troubled Debt Restructuring Out of Program	34	30
Total impaired loans and receivables	659	139
Related allowance for Troubled Debt Restructurings	$ 84	$ 6

Accounts Receivable and Loans.

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Recorded investment in financing receivables that have been modified in a Troubled Debt Restructuring and are on nonaccrual status as of the balance sheet date.

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No definition available.

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Recorded investment in financing receivables that have been modified in a Troubled Debt Restructuring and are 90 days or more past due and still accruing interest.

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Out of Program TDRs that have succesfully completed a modification program

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Out of Program TDRs accounts that were not in compliance with the terms of modification programs

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Loans and receivables modified as a Troubled Debt Restructuring Out of Program

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No definition available.

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Amount of financing receivable modified as troubled debt restructuring.

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Amount of financing receivable 90 days or more past due and still accruing.

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Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

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Amount of allowance for credit losses related to recorded investment.

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Reflects the carrying amount of loans deemed to be questionable as to collection on which no interest is continuing to be recognized.

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