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Fair Value Measurements - Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) (USD $)
In Millions, unless otherwise specified
Feb. 02, 2013
Jan. 28, 2012
Assets:    
Cash equivalents $ 518 $ 1,009
Short-term investments 50 0
Derivative financial instruments 51 13
Deferred compensation plan assets 27 22
Total 646 1,044
Liabilities:    
Derivative financial instruments 14 14
Fair Value, Inputs, Level 1 [Member]
   
Assets:    
Cash equivalents 189 224
Short-term investments 0 0
Derivative financial instruments 0 0
Deferred compensation plan assets 27 22
Total 216 246
Liabilities:    
Derivative financial instruments 0 0
Fair Value, Inputs, Level 2 [Member]
   
Assets:    
Cash equivalents 329 785
Short-term investments 50 0
Derivative financial instruments 51 13
Deferred compensation plan assets 0 0
Total 430 798
Liabilities:    
Derivative financial instruments 14 14
Fair Value, Inputs, Level 3 [Member]
   
Assets:    
Cash equivalents 0 0
Short-term investments 0 0
Derivative financial instruments 0 0
Deferred compensation plan assets 0 0
Total 0 0
Liabilities:    
Derivative financial instruments $ 0 $ 0