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Investments (Tables)
3 Months Ended
May 04, 2013
Investments, Debt and Equity Securities [Abstract]  
Schedule of Investments
Investments were comprised of the following ($ in millions):
 
May 4, 2013
 
February 2, 2013
 
May 5, 2012
Equity and other investments
 

 
 

 
 

Debt securities (auction rate securities)
$
21

 
$
21

 
$
66

Marketable equity securities
3

 
27

 
3

Other investments
37

 
38

 
59

Total equity and other investments
$
61

 
$
86

 
$
128