Quarterly report pursuant to Section 13 or 15(d)

Derivative Instruments and Hedging Activities (Details 1)

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Derivative Instruments and Hedging Activities (Details 1) (Selling, general and administrative expenses [Member], USD $)
In Millions
3 Months Ended 6 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2011
Jun. 30, 2010
Foreign exchange currency contracts [Member] | Derivatives not designated as hedging instruments [Member]
       
Derivatives not designated as cash flow hedging instruments:        
Amount of Gain (Loss) Recognized in Income $ (1.8) $ (1.7) $ 1.1 $ (9.2)
Foreign exchange currency contracts relating to intercompany management fee hedges [Member] | Derivatives designated as hedging instruments [Member]
       
Derivatives not designated as cash flow hedging instruments:        
Amount of Gain (Loss) Recognized in Income $ (0.1)     $ (0.1)