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Loans and Card Member Receivables (Details 6) account in Thousands, $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2020 USD ($) account | Mar. 31, 2019 USD ($) account
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Number of Accounts | account | 5 | 3
Aggregated Outstanding Balance Upon Default | $ | $ 37 | $ 21
Card Member Loans [Member] |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Number of Accounts | account | 4 | 2
Aggregated Outstanding Balance Upon Default | $ | $ 28 | $ 17
Card Member Receivables [Member] |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Number of Accounts | account | 1 | 1
Aggregated Outstanding Balance Upon Default | $ | $ 9 | $ 4

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Number of financing receivable contracts modified as troubled debt restructuring within previous 12 months, with subsequent payment default. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 34 -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953682-111524 + Details
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- Definition Amount of financing receivable modified as troubled debt restructuring within previous 12 months, with subsequent payment default. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 34 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953682-111524 + Details
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