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Inventories, Net
3 Months Ended
Mar. 31, 2012
Inventories, Net [Abstract]  
INVENTORIES, NET

2. INVENTORIES, NET

 

                 
($ in millions)   March 31,
2012
    December 31,
2011
 

Raw materials

  $ 60.6     $ 54.1  

Work in progress

    30.6       28.0  

Finished goods

    35.3       34.0  
   

 

 

   

 

 

 

Total inventories, net

  $ 126.5     $ 116.1