Components of Interest Expense, Net (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Feb. 02, 2013	Oct. 27, 2012	Jul. 28, 2012	Apr. 28, 2012	Jan. 28, 2012	Oct. 29, 2011	Jul. 30, 2011	Apr. 30, 2011	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Schedule Of Interest Expenses [Line Items]
Interest expense	$ 60,854	$ 54,042	$ 48,879	$ 47,022	$ 42,362	$ 43,543	$ 44,335	$ 46,235	$ 210,797	$ 176,475	$ 157,706
Interest income									(198)	(381)	(144)
Interest expense, net									210,797	176,475	157,706
Term loan facility
Schedule Of Interest Expenses [Line Items]
Interest expense									17,644	38,226	53,255
Revolving credit facility
Schedule Of Interest Expenses [Line Items]
Interest expense									935	1,576	6,110
Senior Fixed Rate Notes
Schedule Of Interest Expenses [Line Items]
Interest expense									20,663	20,663	22,605
Senior Toggle Notes
Schedule Of Interest Expenses [Line Items]
Interest expense									29,493	32,263	36,881
Senior subordinated notes
Schedule Of Interest Expenses [Line Items]
Interest expense									27,642	27,118	27,620
Senior secured first lien notes
Schedule Of Interest Expenses [Line Items]
Interest expense									62,504
Senior secured second lien notes
Schedule Of Interest Expenses [Line Items]
Interest expense									40,716	36,120
Note payable to bank
Schedule Of Interest Expenses [Line Items]
Interest expense										5,535	85
Capital lease obligation
Schedule Of Interest Expenses [Line Items]
Interest expense									2,203	2,151	1,232
Amortization of deferred debt issue costs
Schedule Of Interest Expenses [Line Items]
Interest expense									9,927	13,106	10,005
Accretion Of Debt Premium
Schedule Of Interest Expenses [Line Items]
Interest expense									(831)
Other interest expense
Schedule Of Interest Expenses [Line Items]
Interest expense									$ 99	$ 98	$ 57