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Customer Deposits (Details) (USD $)
In Millions, unless otherwise specified |
Dec. 31, 2014
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Dec. 31, 2013
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| U.S.: | ||
| Interest-bearing | $ 43,279us-gaap_InterestBearingDepositLiabilitiesDomestic | $ 40,831us-gaap_InterestBearingDepositLiabilitiesDomestic |
| Non-interest-bearing | 418us-gaap_NoninterestBearingDepositLiabilitiesDomestic | 360us-gaap_NoninterestBearingDepositLiabilitiesDomestic |
| Non-U.S.: | ||
| Interest-bearing | 115us-gaap_InterestBearingDepositLiabilitiesForeign | 121us-gaap_InterestBearingDepositLiabilitiesForeign |
| Non-interest-bearing | 359us-gaap_NoninterestBearingDepositLiabilitiesForeign | 451us-gaap_NoninterestBearingDepositLiabilitiesForeign |
| Total customer deposits | 44,171us-gaap_Deposits | 41,763us-gaap_Deposits |
| Card Member Credit Balances [Member] | ||
| U.S.: | ||
| Non-interest-bearing | 372us-gaap_NoninterestBearingDepositLiabilitiesDomestic / axp_CreditBalancesAxis = axp_CardMemberCreditBalancesMember |
340us-gaap_NoninterestBearingDepositLiabilitiesDomestic / axp_CreditBalancesAxis = axp_CardMemberCreditBalancesMember |
| Non-U.S.: | ||
| Non-interest-bearing | $ 347us-gaap_NoninterestBearingDepositLiabilitiesForeign / axp_CreditBalancesAxis = axp_CardMemberCreditBalancesMember |
$ 437us-gaap_NoninterestBearingDepositLiabilitiesForeign / axp_CreditBalancesAxis = axp_CardMemberCreditBalancesMember |
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- Definition
The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Details
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- Definition
Total amount of interest-bearing domestic deposit liabilities, which may include brokered, retail, demand, checking, notice of withdrawal, money market and other interest-bearing deposits. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of foreign interest-bearing deposits held by the entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of domestic noninterest-bearing deposits held by the entity, which may include demand deposits, checking, brokered and retail deposits. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of foreign noninterest-bearing deposits held by the entity which may include demand deposits, checking, brokered and retail deposits. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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