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v2.4.1.9

Changes in Accumulated Other Comprehensive (Loss) Income (Details 1) (USD $) In Millions, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2015 | Mar. 31, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Other non-interest revenue | $ 468 us-gaap_NoninterestIncomeOtherOperatingIncome | $ 501 us-gaap_NoninterestIncomeOtherOperatingIncome
Interest expense on long-term debt and other | 307 us-gaap_InterestExpenseLongTermDebt | 345 us-gaap_InterestExpenseLongTermDebt
Other expenses | 1,399 us-gaap_OtherNoninterestExpense | 1,549 us-gaap_OtherNoninterestExpense
Net Unrealized Gains (Losses) on Investment Securities [Member] |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Other non-interest revenue | 0 us-gaap_NoninterestIncomeOtherOperatingIncome / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember | 45 us-gaap_NoninterestIncomeOtherOperatingIncome / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember
Income tax provision for other non-interest revenue | 0 axp_NoninterestIncomeOtherOperatingIncomeTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember | (16)axp_NoninterestIncomeOtherOperatingIncomeTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember
(Decrease) increase due to amounts reclassified into earnings | 0 axp_OtherComprehensiveIncomeReclassificationForRealizedGainsLossesIntoEarningsNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember | 29 axp_OtherComprehensiveIncomeReclassificationForRealizedGainsLossesIntoEarningsNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember
Foreign Currency Translation Adjustments [Member] |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
Other expenses | 0 us-gaap_OtherNoninterestExpense / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedTranslationAdjustmentMember | (2)us-gaap_OtherNoninterestExpense / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedTranslationAdjustmentMember
Income tax benefit for other, net expense | 0 axp_OtherNoninterestExpenseTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedTranslationAdjustmentMember | 1 axp_OtherNoninterestExpenseTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedTranslationAdjustmentMember
(Decrease) increase due to amounts reclassified into earnings | 0 axp_OtherComprehensiveIncomeReclassificationForRealizedGainsLossesIntoEarningsNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedTranslationAdjustmentMember | (1)axp_OtherComprehensiveIncomeReclassificationForRealizedGainsLossesIntoEarningsNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedTranslationAdjustmentMember
Accumulated Other Comprehensive Loss [Member] |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |
(Decrease) increase due to amounts reclassified into earnings | $ 0 axp_OtherComprehensiveIncomeReclassificationForRealizedGainsLossesIntoEarningsNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember | $ 28 axp_OtherComprehensiveIncomeReclassificationForRealizedGainsLossesIntoEarningsNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember

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- Definition Aggregate amount of interest paid or due on all long-term debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 8 -Article 9 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.8) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
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- Definition Other noninterest expenses that are not separately presented in any other noninterest expense category. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.14) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
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