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Discontinued Operations And Assets And Liabilities Held For Sale (Components Of Assets And Liabilities Held For Sale In Condensed Consolidated Balance Sheets) (Details) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2012
Discontinued Operations and Disposal Groups [Abstract]  
Current assets $ 27.9
Current liabilities 31.4
Net assets (liabilities) held for sale $ (3.5)