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Inventories
6 Months Ended
Jun. 30, 2011
Inventories [Abstract]  
Inventories
 
(4)   Inventories
 
                 
    June 30,
    December 31,
 
    2011     2010  
 
Raw materials and supplies
  $ 48.9     $ 39.7  
Work-in-process
    9.7       9.9  
Finished goods
    83.2       65.4  
                 
    $ 141.8     $ 115.0