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Quarterly report pursuant to Section 13 or 15(d)

Fair Value Of Financial Instruments (Fair Value Of Assets And Liabilities) (Detail)

v2.4.0.6
Fair Value Of Financial Instruments (Fair Value Of Assets And Liabilities) (Detail) (USD $)
In Millions, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Fair Value, Assets And Liabilities Components [Line Items] Ìý Ìý
Cash equivalents Ìý $ 351.2
Derivative assets 55.9 157.9
International marketable securities 25.3 27.1
Foreign exchange contracts 23.5 8.0
Total Assets 104.7 544.2
Derivative liabilities 11.7 19.5
Foreign exchange contracts 1.3 3.5
Total Liabilities 13.0 23.0
Derivative asset, fair value 79.4 165.9
Quoted Prices in Active Markets for Identical Assets/Liabilities (Level 1) [Member]
 Ìý Ìý
Fair Value, Assets And Liabilities Components [Line Items] Ìý Ìý
Cash equivalents Ìý 351.2
Derivative assets ÌýÌý ÌýÌý
International marketable securities 25.3 27.1
Foreign exchange contracts ÌýÌý ÌýÌý
Total Assets 25.3 378.3
Derivative liabilities ÌýÌý ÌýÌý
Foreign exchange contracts ÌýÌý ÌýÌý
Total Liabilities ÌýÌý ÌýÌý
Significant Other Observable Inputs (Level 2) [Member]
 Ìý Ìý
Fair Value, Assets And Liabilities Components [Line Items] Ìý Ìý
Cash equivalents Ìý ÌýÌý
Derivative assets ÌýÌý ÌýÌý
International marketable securities ÌýÌý ÌýÌý
Foreign exchange contracts 23.5 8.0
Total Assets 23.5 8.0
Derivative liabilities ÌýÌý ÌýÌý
Foreign exchange contracts 1.3 3.5
Total Liabilities 1.3 3.5
Significant Unobservable Inputs (Level 3) [Member]
 Ìý Ìý
Fair Value, Assets And Liabilities Components [Line Items] Ìý Ìý
Cash equivalents Ìý ÌýÌý
Derivative assets 55.9 157.9 [1]
International marketable securities ÌýÌý ÌýÌý
Foreign exchange contracts ÌýÌý ÌýÌý
Total Assets 55.9 157.9
Derivative liabilities 11.7 19.5
Foreign exchange contracts ÌýÌý ÌýÌý
Total Liabilities 11.7 19.5
Accounts Receivable [Member]
 Ìý Ìý
Fair Value, Assets And Liabilities Components [Line Items] Ìý Ìý
Derivative asset, fair value Ìý 83.8
Not Designated as Hedging Instrument [Member]
 Ìý Ìý
Fair Value, Assets And Liabilities Components [Line Items] Ìý Ìý
Derivative asset, fair value 57.0 160.7
Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member]
 Ìý Ìý
Fair Value, Assets And Liabilities Components [Line Items] Ìý Ìý
Derivative asset, fair value ÌýÌý Ìý
Not Designated as Hedging Instrument [Member] | Provisional Pricing Arrangements [Member]
 Ìý Ìý
Fair Value, Assets And Liabilities Components [Line Items] Ìý Ìý
Derivative asset, fair value ÌýÌý Ìý
Not Designated as Hedging Instrument [Member] | Provisional Pricing Arrangements [Member] | Accounts Receivable [Member]
 Ìý Ìý
Fair Value, Assets And Liabilities Components [Line Items] Ìý Ìý
Derivative asset, fair value Ìý 83.8
Designated as Hedging Instrument [Member]
 Ìý Ìý
Fair Value, Assets And Liabilities Components [Line Items] Ìý Ìý
Derivative asset, fair value $ 22.4 $ 5.2
[1] Derivative assets includes $83.8 million classified as Accounts receivable in the Statements of Unaudited Condensed Consolidated Financial Position as of DecemberÌý31, 2011. Refer to NOTE 3 - DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES for further information.