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Provision for Income Taxes (Details) (USD $)
3 Months Ended 6 Months Ended
Jul. 03, 2011
Jul. 04, 2010
Jul. 03, 2011
Jul. 04, 2010
Jan. 02, 2011
Provision for Income Taxes          
Provision for income taxes $ 116,353,000 $ 100,881,000 $ 223,157,000 $ 189,184,000  
Effective tax rate 31.90% 28.10% 32.10% 27.70%  
Provision For Income Taxes (Textuals) [Abstract]          
Unrecognized tax benefits 175,300,000   175,300,000   172,100,000
Unrecognized tax benefits that would impact the effective tax rate 72,900,000   72,900,000    
Interest and penalties included in tax expense 700,000   1,300,000    
Undistributed earnings of foreign subsidiaries         $ 195,400,000