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Long-Term Borrowings And Other Secured Financings (Other Secured Financings) (Details) (USD $)
In Millions |
Jun. 30, 2011
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Dec. 31, 2010
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| Other secured financings | $ 22,476 | [1] | $ 10,453 | [1] | ||||
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Balance [Member]
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| Other secured financings | 16,632 | 8,490 | ||||||
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Original Maturities Greater Than One Year [Member]
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| Other secured financings | 19,730 | 7,398 | ||||||
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Original Maturities One Year or Less [Member]
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| Other secured financings | 492 | 506 | ||||||
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Failed Sales [Member]
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| Other secured financings | $ 2,254 | [2] | $ 2,549 | [2] | ||||
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