v2.3.0.15
Fair Value Measurements (Details 3) (USD $)
In Millions
Oct. 29, 2011
Jan. 29, 2011
Oct. 30, 2010
Financial assets   
Other noncurrent assets$ 1,035$ 999$ 1,013
Carrying amount
   
Financial assets   
Other current assets Marketable securities783273
Other noncurrent assets 4 
Total783673
Financial liabilities   
Total debt17,22815,24116,037
Total17,22815,24116,037
Fair value measurement
   
Financial assets   
Other current assets Marketable securities783273
Other noncurrent assets 4 
Total783673
Financial liabilities   
Total debt19,79316,66117,880
Total$ 19,793$ 16,661$ 17,880