Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details)

v2.3.0.15
Summary of Significant Accounting Policies (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Sep. 30, 2011
Year
Acquisitions
company
Segment
Month
RetirementPrograms
Sep. 30, 2010
Sep. 30, 2009
Cash and Cash Equivalents      
Cash and cash equivalents maturity period (in months) 3    
Trade Receivables      
Reserve for trade receivables $ 21.7 $ 20.1  
Inventories:      
Percentage of inventories determined by LIFO method (as a percent) 54.00% 57.00%  
Raw materials and components 36.0 26.6  
Work in process 10.8 6.7  
Finished products 36.9 31.6  
Total inventories 83.7 64.9  
Difference in valuation if the FIFO method of inventory accounting had been used for all inventories 12.8 12.3  
Properties      
Depreciation expense 19.1 17.2 14.9
Cost 376.8 349.3  
Accumulated Depreciation (256.2) (239.7)  
Land and land improvements
     
Properties      
Cost 14.5 14.2  
Accumulated Depreciation (3.5) (3.6)  
Buildings and building equipment
     
Properties      
Estimated useful lives, minimum (in years) 6    
Estimated useful lives, maximum (in years) 40    
Cost 104.3 89.0  
Accumulated Depreciation (57.0) (49.6)  
Machinery and equipment
     
Properties      
Estimated useful lives, minimum (in years) 3    
Estimated useful lives, maximum (in years) 10    
Cost 258.0 246.1  
Accumulated Depreciation $ (195.7) $ (186.5)