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Fair Value Measurements (Tables)
3 Months Ended
May 03, 2014
Fair Value Disclosures [Abstract]  
Summary of Financial Instruments
The following table summarizes our financial instruments:
 
 
 
May 3, 2014
 
February 1, 2014
 
May 4, 2013
 
Pricing Category
 
Cost
 
Fair Value
 
Cost
 
Fair Value
 
Cost
 
Fair Value
 
 
 
(In Millions)
Cash and cash equivalents
Level 1
 
$
717

 
$
717

 
$
971

 
$
971

 
$
518

 
$
518

Auction rate securities
Level 3
 
82

 
64

 
82

 
64

 
82

 
57

Debt
Level 1
 
2,792

 
3,082

 
2,792

 
2,988

 
2,492

 
2,802

Long-Term Investments