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Disclosures about Fair Value of Financial Instruments - Additional Information (Detail) (USD $)
May 04, 2013
Feb. 02, 2013
Apr. 28, 2012
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items]      
Fair value of long-term debt $ 1,400,000,000 $ 911,000,000 $ 927,200,000
Carrying value of long-term debt $ 1,274,126,000 $ 774,552,000 $ 774,495,000