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Financial Statements (Tables)
9 Months Ended
Jun. 30, 2011
Financial Statements (Tables) [Abstract]  
Carrying amounts and classification of assets and liabilities for consolidated VIE's
                         
    June 30,     September 30,     June 30,  
    2011     2010     2010  
Current assets
  $ 179     $ 215     $ 187  
Noncurrent assets
    55       69       72  
 
                 
Total assets
  $ 234     $ 284     $ 259  
 
                 
 
                       
Current liabilities
  $ 132     $ 174     $ 165  
Noncurrent liabilities
                 
 
                 
Total liabilities
  $ 132     $ 174     $ 165