Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details 2)

v2.4.0.8
Summary of Significant Accounting Policies (Details 2) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2012
Trade Receivables      
Reserve for trade receivables $ 19.2 $ 19.3  
Inventories      
Percentage of inventories determined by LIFO method 26.00% 25.00%  
Difference in valuation if the FIFO method of inventory accounting had been used for all inventories 14.4 13.7  
Raw materials and components 53.2 58.3  
Work in process 73.3 74.8  
Finished goods 42.0 44.4  
Total inventories 168.5 177.5  
Properties      
Depreciation expense 26.8 25.3 18.7
Cost 437.8 435.6  
Accumulated Depreciation (278.3) (263.7)  
Land And Land Improvements [Member]
     
Properties      
Cost 15.5 17.0  
Accumulated Depreciation (3.5) (3.5)  
Building And Building Improvements [Member]
     
Properties      
Cost 99.4 101.8  
Accumulated Depreciation (58.4) (57.6)  
Building And Building Improvements [Member] | Minimum [Member]
     
Properties      
Estimated useful lives 5 years    
Building And Building Improvements [Member] | Maximum [Member]
     
Properties      
Estimated useful lives 40 years    
Machinery And Equipment [Member]
     
Properties      
Cost 322.9 316.8  
Accumulated Depreciation $ (216.4) $ (202.6)  
Machinery And Equipment [Member] | Minimum [Member]
     
Properties      
Estimated useful lives 3 years    
Machinery And Equipment [Member] | Maximum [Member]
     
Properties      
Estimated useful lives 10 years