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Derivative Instruments (Details Textual) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Apr. 01, 2012
Apr. 03, 2011
Derivative Instruments (Additional Textual) [Abstract]    
Expected reclassification of loss over the next 12 months $ 0.4  
Designated as Hedging Instrument [Member]
   
Derivative Instruments (Textual) [Abstract]    
Amount of foreign currency contract designated as cash flow hedges 60.5  
Not Designated as Hedging Instrument [Member]
   
Derivative Instruments (Textual) [Abstract]    
Amount of foreign currency contract 23.8  
Fair value of foreign currency contract 0.1  
Effect of derivative instruments not designated as cash flow hedges recognized in other income and expense $ 0.4 $ 0.1