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Accumulated Other Comprehensive Income (Loss) (Tables)
9 Months Ended
Oct. 31, 2011
Accumulated Other Comprehensive Income (Loss) [Abstract]  
Composition Of Accumulated Other Comprehensive Income (Loss)
(Amounts in millions)    Currency Translation
and Other
    Derivative
Instruments
    Minimum
Pension  Liability
    Total  

Balances—February 1, 2011

   $ 1,226      $ 60      $ (640   $ 646   

Currency translation adjustment

     (1,923     —          —          (1,923

Net change in fair value of derivatives

     —          (98     —          (98
  

 

 

   

 

 

   

 

 

   

 

 

 

Balances—October 31, 2011

   $ (697   $ (38   $ (640   $ (1,375