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Fair Value of Derivative Contracts on Gross Basis, by Type of Contract (Detail) (USD $)
In Millions, unless otherwise specified
Aug. 02, 2014
Feb. 01, 2014
Aug. 03, 2013
Derivatives Designated as Hedging Instruments | Current Assets
     
Derivative [Line Items]      
Fair value of derivative asset $ 0 $ 0 $ 3
Derivatives Designated as Hedging Instruments | Current Liabilities
     
Derivative [Line Items]      
Fair value of derivative liability 3 2 0
Derivatives Designated as Non-Hedging Instruments | Current Assets
     
Derivative [Line Items]      
Fair value of derivative asset $ 0 $ 0 $ 1