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Stock-Based Compensation - Schedule of Stock Option Activity (Detail) (USD $)
12 Months Ended
Feb. 02, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Outstanding, Beginning   
Options, Granted 8,159,577
Options, Exercised   
Options, Forfeited   
Outstanding, Ending 8,159,577
Weighted-Average Exercise Price, Outstanding   
Weighted-Average Exercise Price, Granted $ 41.41
Weighted-Average Exercise Price, Exercised   
Weighted-Average Exercise Price, Forfeited   
Weighted-Average Exercise Price, Outstanding $ 41.41