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Accounts Receivable and Loans (Details 7) Account in Thousands, $ in Millions | 3 Months Ended
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Mar. 31, 2016 USD ($) Account | Mar. 31, 2015 USD ($) Account
Troubled Debt Restructurings That Subsequently Defaulted [Domain] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Accounts | Account | 2 | 3
Aggregated Outstanding Balance Upon Payment Default | $ | $ 10 | $ 11
Card Member Loans [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Accounts | Account | 1 | 2
Aggregated Outstanding Balance Upon Payment Default | $ | $ 9 | $ 10
Card Member Receivables [Member] |  |
Financing Receivable, Modifications [Line Items] |  |
Number of Accounts | Account | 1 | 1
Aggregated Outstanding Balance Upon Payment Default | $ | $ 1 | $ 1

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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 receivables that have been modified by troubled debt restructurings within the previous 12 months and for which there was a payment default. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 34 -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953682-111524 + Details
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- Definition Amount of investment related to financing receivables modified by troubled debt restructurings within the previous 12 months, for which there was a payment default. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 34 -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953682-111524 + Details
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