Annual report pursuant to Section 13 and 15(d)

Net Interest Expense (Details)

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Net Interest Expense (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Jan. 28, 2012
Jan. 29, 2011
Jan. 30, 2010
Net Interest Expense [Abstract]      
Long-term debt $ 221 $ 223 $ 255
Short-term investments (1) (2) (3)
Other, net 7 10 8
Total $ 227 $ 231 $ 260