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Fair Value (Schedule Of Changes In Fair Market Value Of Other Noncurrent Liabilities) (Details) (Level 3 [Member], Other Noncurrent Liabilities [Member], USD $)
In Millions
3 Months Ended 6 Months Ended
Jul. 02, 2011
Jul. 02, 2011
Level 3 [Member] | Other Noncurrent Liabilities [Member]
   
Beginning Balance $ 9.2 $ 11.0
Valuation adjustments   (1.8)
Acquisitions 16.7 16.7
Ending balance $ 25.9 $ 25.9