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Property, Plant and Equipment (Tables)
12 Months Ended
Sep. 30, 2011
Property, Plant and Equipment [Abstract] 
Property, Plant and Equipment
                 
    September 30,  
    2011     2010  
Buildings and improvements
  $ 2,488     $ 2,161  
Machinery and equipment
    7,205       6,342  
Construction in progress
    1,419       752  
Land
    360       366  
 
           
Total property, plant and equipment
    11,472       9,621  
Less accumulated depreciation
    (5,856 )     (5,525 )
 
           
Property, plant and equipment — net
  $ 5,616     $ 4,096