Annual report pursuant to Section 13 and 15(d)

Business Acquisitions (Details 3)

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Business Acquisitions (Details 3) (USD $)
In Millions, except Per Share data, unless otherwise specified
12 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2010
Apr. 02, 2010
Pro forma financial information        
Number of entities acquired   2    
K-Tron, Inc. (K-Tron)
       
Acquisitions        
Business acquisition costs   $ 6.3 $ 10.5  
Pro forma financial information        
Pro forma net revenue 982.4   821.7  
Pro forma net income 117.0   100.2  
Pro forma diluted earnings per share (in dollars per share) $ 1.89   $ 1.62  
Aggregate purchase price       435.2
Other Acquisitions
       
Pro forma financial information        
Number of entities acquired     2  
Aggregate purchase price     $ 3.0