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Hedging Transactions And Derivative Financial Instruments (Schedule Of Fair Value Assets And Liabilities Relating To Foreign Currency Forward Contracts) (Details) (Contracts Designated As Cash Flow Hedging Instruments [Member], Foreign Currency Forward Contracts [Member], USD $)
In Millions, unless otherwise specified |
Mar. 31, 2012
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Dec. 31, 2011
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Contracts Designated As Cash Flow Hedging Instruments [Member] | Foreign Currency Forward Contracts [Member]
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| Hedging Transactions And Derivative Financial Instruments [Line Items] | ||
| Contracts designated as cash flow hedging instruments | $ 1 | $ (2) |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Fair value as of the balance sheet date of all derivative liabilities designated as foreign currency fair value hedging instruments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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