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Property And Equipment (Tables)
12 Months Ended
Dec. 31, 2011
Property and Equipment [Abstract]  
Schedule Of Property, Plant and Equipment [Table Text Block]
 Estimated Useful Lives  Years 
 Buildings  16 to 25 
 Building leasehold improvements  3 to 10 
 Vehicles  3 to 10 
 Capitalized software  3 to 5 
 Other machinery and equipment  3 to 10 

   December 31,  
 (In Millions)2011 2010 
         
 Land$ 69.5   76.1  
 Buildings  232.8   210.6  
 Leasehold improvements  203.7   196.4  
 Vehicles  389.5   349.7  
 Capitalized software (a)  147.8   116.3  
 Other machinery and equipment  628.3   580.3  
    1,671.6   1,529.4  
 Accumulated depreciation and amortization  (922.4)   (830.5)  
 Property and equipment, net $ 749.2   698.9