Summary of Financial Statement Effect of Derivative Financial Instruments Designated as Interest rate Cash Flow Hedges (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 02, 2013		Jan. 28, 2012		Jan. 29, 2011
Cash Flow Hedging | Interest Rate Swap
Derivative Instruments And Hedging Activities [Line Items]
Amount of Gain or (Loss) Recognized in OCI on Derivative (Effective Portion)	$ 375		$ (993)		$ 7,587
Location of Gain or Loss Reclassified from Accumulated Other Comprehensive Income into Income Effective Portion | Interest Expense
Derivative Instruments And Hedging Activities [Line Items]
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	$ (2,620)	[1],[2]	$ (1,839)	[1]	$ (9,630)	[1]

[1] Represents reclassification of amounts from accumulated other comprehensive income (loss) into earnings as interest expense is recognized on the Former Term Loan. No ineffectiveness is associated with the interest rate cash flow hedges.

[2] Includes a reclassification amount of $1,784,000 from accumulated other comprehensive income (loss) into interest expense resulting from the termination of the Swap.