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Fair Value Measurements (Details 2) (USD $)
3 Months Ended
May 04, 2013
Feb. 02, 2013
May 04, 2013
Carrying amount
Feb. 02, 2013
Carrying amount
Apr. 28, 2012
Carrying amount
May 04, 2013
Fair Value
Feb. 02, 2013
Fair Value
Apr. 28, 2012
Fair Value
Fair Value Measurements                
Effect of one percentage point change in forecasted credit EBIT yield on estimated fair value $ 32,000,000              
Effect of one percentage point change in forecasted discount rate on estimated fair value 7,000,000              
Estimated fair value consumer credit card portfolio   6,300,000,000            
Financial assets                
Marketable securities, current     10,000,000 61,000,000 43,000,000 10,000,000 61,000,000 43,000,000
Marketable securities, noncurrent     4,000,000 4,000,000 2,000,000 4,000,000 4,000,000 2,000,000
Total     14,000,000 65,000,000 45,000,000 14,000,000 65,000,000 45,000,000
Financial liabilities                
Total debt     12,178,000,000 15,618,000,000 15,630,000,000 14,591,000,000 18,143,000,000 18,057,000,000
Total     $ 12,178,000,000 $ 15,618,000,000 $ 15,630,000,000 $ 14,591,000,000 $ 18,143,000,000 $ 18,057,000,000