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Fair Value Measurements (Details) (USD $)
In Millions, unless otherwise specified
Feb. 02, 2013
Mar. 03, 2012
ASSETS    
Short-term investments $ 21 $ 82
Fair Value [Member] | Cash and Cash Equivalents [Member] | Fair Value, Measurements, Recurring [Member] | Money Market Funds [Member]
   
ASSETS    
Cash and cash equivalents 520 272
Fair Value [Member] | Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member]
   
ASSETS    
Foreign currency derivative instruments 1 1
Fair Value [Member] | Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | Money Market Funds [Member]
   
ASSETS    
Restricted cash   119
Fair Value [Member] | Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | US Treasury Securities [Member]
   
ASSETS    
Restricted cash   30
Fair Value [Member] | Equity and Other Investments [Member] | Fair Value, Measurements, Recurring [Member]
   
ASSETS    
Auction rate securities 21 82
Marketable equity securities 27 3
Fair Value [Member] | Accrued Liabilities [Member] | Fair Value, Measurements, Recurring [Member]
   
LIABILITIES    
Foreign currency derivative instruments   2
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Cash and Cash Equivalents [Member] | Fair Value, Measurements, Recurring [Member] | Money Market Funds [Member]
   
ASSETS    
Cash and cash equivalents 520 272
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member]
   
ASSETS    
Foreign currency derivative instruments 0 0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | Money Market Funds [Member]
   
ASSETS    
Restricted cash   119
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | US Treasury Securities [Member]
   
ASSETS    
Restricted cash   30
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Equity and Other Investments [Member] | Fair Value, Measurements, Recurring [Member]
   
ASSETS    
Auction rate securities 0 0
Marketable equity securities 27 3
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Accrued Liabilities [Member] | Fair Value, Measurements, Recurring [Member]
   
LIABILITIES    
Foreign currency derivative instruments   0
Significant Other Observable Inputs (Level 2) [Member] | Cash and Cash Equivalents [Member] | Fair Value, Measurements, Recurring [Member] | Money Market Funds [Member]
   
ASSETS    
Cash and cash equivalents 0 0
Significant Other Observable Inputs (Level 2) [Member] | Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member]
   
ASSETS    
Foreign currency derivative instruments 1 1
Significant Other Observable Inputs (Level 2) [Member] | Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | Money Market Funds [Member]
   
ASSETS    
Restricted cash   0
Significant Other Observable Inputs (Level 2) [Member] | Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | US Treasury Securities [Member]
   
ASSETS    
Restricted cash   0
Significant Other Observable Inputs (Level 2) [Member] | Equity and Other Investments [Member] | Fair Value, Measurements, Recurring [Member]
   
ASSETS    
Auction rate securities 0 0
Marketable equity securities 0 0
Significant Other Observable Inputs (Level 2) [Member] | Accrued Liabilities [Member] | Fair Value, Measurements, Recurring [Member]
   
LIABILITIES    
Foreign currency derivative instruments   2
Significant Unobservable Inputs (Level 3) [Member] | Cash and Cash Equivalents [Member] | Fair Value, Measurements, Recurring [Member] | Money Market Funds [Member]
   
ASSETS    
Cash and cash equivalents 0 0
Significant Unobservable Inputs (Level 3) [Member] | Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member]
   
ASSETS    
Foreign currency derivative instruments 0 0
Significant Unobservable Inputs (Level 3) [Member] | Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | Money Market Funds [Member]
   
ASSETS    
Restricted cash   0
Significant Unobservable Inputs (Level 3) [Member] | Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | US Treasury Securities [Member]
   
ASSETS    
Restricted cash   0
Significant Unobservable Inputs (Level 3) [Member] | Equity and Other Investments [Member] | Fair Value, Measurements, Recurring [Member]
   
ASSETS    
Auction rate securities 21 82
Marketable equity securities 0 0
Significant Unobservable Inputs (Level 3) [Member] | Accrued Liabilities [Member] | Fair Value, Measurements, Recurring [Member]
   
LIABILITIES    
Foreign currency derivative instruments   $ 0