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Asset Securitizations (Details Textuals) (USD $)
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Dec. 31, 2013
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Dec. 31, 2012
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|---|---|---|
| Securitized Trusts [Line Items] | ||
| Restricted cash | $ 486,000,000 | $ 568,000,000 |
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American Express Travel Related Services Company Inc [Member]
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| Securitized Trusts [Line Items] | ||
| Subordinated securities owned | 1,100,000,000 | |
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American Express Charge Trust [Member]
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| Securitized Trusts [Line Items] | ||
| Restricted cash | 2,000,000 | 3,000,000 |
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American Express Lending Trust [Member]
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| Securitized Trusts [Line Items] | ||
| Restricted cash | $ 56,000,000 | $ 73,000,000 |