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Goodwill and Other Intangible Assets - Identifiable Intangible Assets (Details) (USD $)
In Millions, unless otherwise specified |
Sep. 30, 2014
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|---|---|
| Schedule of Finite and Indefinite Lived Intangible Assets [Line Items] | |
| Gross Carrying Amount | $ 35,431 |
| Finite-Lived Intangible Assets, Accumulated Amortization | (5,221) |
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INTANGIBLE ASSETS WITH DETERMINABLE LIVES
|
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| Schedule of Finite and Indefinite Lived Intangible Assets [Line Items] | |
| Gross Carrying Amount | 9,120 |
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INTANGIBLE ASSETS WITH INDEFINITE LIVES
|
|
| Schedule of Finite and Indefinite Lived Intangible Assets [Line Items] | |
| Gross Carrying Amount | $ 26,311 |