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Loans and Card Member Receivables (Details 5) account in Thousands, $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 USD ($) account | Jun. 30, 2019 USD ($) account | Jun. 30, 2020 USD ($) account | Jun. 30, 2019 USD ($) account
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Accounts | account | 143 | 19 | 170 | 38
Outstanding Balances | $ | $ 2,001 | $ 187 | $ 2,270 | $ 355
Card Member Loans [Member] |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Accounts | account | 116 | 17 | 140 | 34
Outstanding Balances | $ | $ 1,103 | $ 137 | $ 1,298 | $ 265
Average Interest Rate Reduction (as a percentage) | 14.00% | 13.00% | 14.00% | 13.00%
Card Member Receivables [Member] |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Accounts | account | 22 | 2 | 25 | 4
Outstanding Balances | $ | $ 744 | $ 50 | $ 818 | $ 90
Average Payment Term Extension (in months) | 18 months | 26 months | 19 months | 27 months
Other Loans [Member] |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Accounts | account | 5 |  | 5 |
Outstanding Balances | $ | $ 154 |  | $ 154 |
Average Interest Rate Reduction (as a percentage) | 4.00% |  | 4.00% |
Average Payment Term Extension (in months) | 15 months |  | 15 months |

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- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953676-111524 + Details
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- Definition Amount, after troubled debt restructuring, of modified financing receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953676-111524 + Details
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