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Depreciation and Amortization (Tables)
6 Months Ended
Feb. 29, 2012
Notes to Financial Statements [Abstract]  
Depreciation And Amortization By Major Category [Text Block]
The Company has recorded the following depreciation and amortization expense in the Consolidated Condensed Statements of Earnings (In millions):

   
Three Months Ended
  
Six Months Ended
 
   
February 29, 2012
  
February 28, 2011
  
February 29, 2012
  
February 28, 2011
 
Depreciation expense
 $ 204  $200  $406  $408 
Intangible asset amortization
  61   46   121   98 
System development costs amortization
  18   10   33   23 
Total depreciation and amortization expense
 $ 283  $256  $560  $529