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Common Stock Repurchases (Details) (USD $)
In Millions
3 Months Ended 6 Months Ended
Jul. 03, 2011
Jul. 03, 2011
Mar. 09, 2011
Common Stock Repurchases (Textuals) [Abstract]      
Maximum amount authorized under stock repurchase program     $ 750.0
Value of shares remaining under stock repurchase program 353.2    
Repurchase of shares, shares 41.6 56.3  
Repurchase of shares, value $ 300.0 $ 396.8