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Goodwill And Other Intangible Assets (Estimated Annual Amortization Expense Related To Intangible Assets) (Details) (USD $)
In Millions
6 Months Ended
Jun. 30, 2011
Goodwill And Other Intangible Assets  
2011 $ 114.1
2012 101.1
2013 98.4
2014 96.0
2015 88.5
2016 and thereafter 268.4
Total $ 766.5