Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details 2)

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Income Taxes (Details 2) (USD $)
In Millions
12 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Sep. 30, 2009
Income taxes      
Federal and state income taxes provided $ 51.7 $ 54.1 $ 58.5
Activity within the reserve for unrecognized tax benefits      
Balance at the beginning of the period 7.8 8.3  
Additions for tax positions related to the current year 0.2 0.8  
Additions for tax positions of prior years 0.5    
Reductions for tax positions of prior years (1.2) (1.7)  
Settlements   (0.2)  
Balance attributable to acquisition of K-Tron   0.6  
Balance at the end of the period 7.3 7.8 8.3
Gross unrecognized tax benefits, if recognized would impact the effective tax rate 3.4 3.1  
Additional amounts recognized (released) for interest and penalties 0.3 (0.2)  
Amounts accrued for interest and penalties 1.7 1.4  
Amount by which the unrecognized tax benefits could decline over the next 12 months 4.1    
K-Tron, Inc. (K-Tron)
     
Income taxes      
Accumulated undistributed earnings of all foreign subsidiaries on which tax is not provided $ 27.3