Annual report pursuant to Section 13 and 15(d)

DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Schedule Of Derivatives Not Designated As Hedging Instruments) (Details)

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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Schedule Of Derivatives Not Designated As Hedging Instruments) (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Derivatives, Fair Value [Line Items]      
Amount of Gain/(Loss) Recognized in Income on Derivative $ 163.2 $ 1,090.0 $ 1,131.8
Foreign Exchange Contract [Member] | Product Revenues [Member]
      
Derivatives, Fair Value [Line Items]      
Amount of Gain/(Loss) Recognized in Income on Derivative    1.0 11.1
Foreign Exchange Contract [Member] | Other Income (Expense) [Member]
      
Derivatives, Fair Value [Line Items]      
Amount of Gain/(Loss) Recognized in Income on Derivative 0.3 101.9 39.8
Foreign Exchange Contract [Member] | Income (Loss) From Discontinued Operations [Member]
      
Derivatives, Fair Value [Line Items]      
Amount of Gain/(Loss) Recognized in Income on Derivative (0.3)    0
Treasury Lock [Member] | Changes in Fair Value of Foreign Currency Contracts, Net [Member]
      
Derivatives, Fair Value [Line Items]      
Amount of Gain/(Loss) Recognized in Income on Derivative (0.4) 0 0
Customer Supply Agreements [Member] | Product Revenues [Member]
      
Derivatives, Fair Value [Line Items]      
Amount of Gain/(Loss) Recognized in Income on Derivative 171.4 178.0 120.2
Provisional Pricing Arrangements [Member] | Product Revenues [Member]
      
Derivatives, Fair Value [Line Items]      
Amount of Gain/(Loss) Recognized in Income on Derivative $ (7.8) $ 809.1 $ 960.7