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Fair Value Measurements (Tables)
6 Months Ended
Aug. 03, 2013
Fair Value Disclosures [Abstract]  
Summary of Financial Instruments
The following table summarizes our financial instruments:
 
 
 
August 3, 2013
 
February 2, 2013
 
July 28, 2012
 
Pricing Category
 
Cost
 
Fair Value
 
Cost
 
Fair Value
 
Cost
 
Fair Value
 
 
 
(In Millions)
Cash and cash equivalents
Level 1
 
$
592

 
$
592

 
$
537

 
$
537

 
$
600

 
$
600

Long-term investments
Level 3
 
83

 
58

 
84

 
53

 
142

 
102

Debt
Level 1
 
2,492

 
2,663

 
2,492

 
2,702

 
2,141

 
2,511

Long-Term Investments
The following table presents a rollforward of our long-term investments:
 
Six Months Ended
 
August 3,
2013
 
July 28,
2012
 
(In Millions)
Balance at beginning of year
$
53

 
$
153

Sales
(1
)
 
(51
)
Unrealized gains
6

 

Balance at end of period
$
58

 
$
102