Estimated Fair Value of Long-Term Debt (Detail) (USD $) In Thousands, unless otherwise specified	Aug. 03, 2013	Feb. 02, 2013	Jul. 28, 2012
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Carrying Amount	$ 1,138,595	$ 1,138,455	$ 1,192,312
Fair Value	1,104,972	1,098,614	1,129,658
Term Loan
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Carrying Amount	767,595	767,455	792,312
Fair Value	746,029	749,874	756,658
Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Carrying Amount	371,000	371,000	400,000
Fair Value	$ 358,943	$ 348,740	$ 373,000