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Restructuring Charges (Tables)
3 Months Ended
Jul. 29, 2011
Restructuring Charges (Tables) [Abstract]  
Schedule of Restructuring Reserve [Text Block]
  Fiscal Year 2011 Initiative
(in millions) Employee        
Termination Asset  Other   
Costs Write-downs  Costs Total
Balance as of April 29, 2011 $ 157 $ - $ 47 $ 204
Payments/write-downs   (63)      (13)   (76)
Balance as of July 29, 2011 $ 94 $ - $ 34 $ 128