Reserves for Credit Losses (Details 1) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2021 |
Sep. 30, 2020 |
Sep. 30, 2021 |
Sep. 30, 2020 |
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| Reserve for Losses [Roll Forward] | ||||
| Provisions | $ (191) | $ 665 | $ (1,472) | $ 4,841 |
| Card Member Loans | ||||
| Reserve for Losses [Roll Forward] | ||||
| Beginning Balance | 3,835 | 5,628 | 5,344 | 4,027 |
| Provisions | (177) | 571 | (1,146) | 3,416 |
| Other | (8) | 12 | (1) | (5) |
| Ending Balance | 3,489 | 5,688 | 3,489 | 5,688 |
| Net (write-offs) recoveries from TDRs | (36) | (35) | (124) | (98) |
| Foreign currency translation adjustments | (8) | 13 | (2) | (4) |
| Card Member Loans | Principal | ||||
| Reserve for Losses [Roll Forward] | ||||
| Net write-offs | (118) | (432) | (544) | (1,449) |
| Recoveries | 167 | 142 | 507 | 421 |
| Card Member Loans | Interest and fees | ||||
| Reserve for Losses [Roll Forward] | ||||
| Net write-offs | $ (43) | $ (91) | $ (164) | $ (301) |
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- Definition Amount of recovery of Card Member loans related to troubled debt restructurings, which had previously been fully or partially written-off as bad debts. No definition available.
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- Definition Amount of other addition (reduction) in allowance reserve for credit loss. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of foreign currency translation gain (loss) which (increases) decreases allowance for credit loss on financing receivable. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase in allowance for credit loss on financing receivable from recovery. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition Amount of writeoff of financing receivable, charged against allowance for credit loss. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of credit loss expense (reversal of expense) for financing receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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