Selected Quarterly Financial Data (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended																12 Months Ended
	Jan. 31, 2015		Nov. 01, 2014		Aug. 02, 2014		May 03, 2014		Feb. 01, 2014		Nov. 02, 2013		Aug. 03, 2013		May 04, 2013		Jan. 31, 2015		Feb. 01, 2014		Feb. 02, 2013
Interim Reporting [Line Items]
Net sales	$ 412,410		$ 350,669		$ 377,829		$ 353,343		$ 435,530		$ 356,938		$ 366,703		$ 354,006		$ 1,494,251		$ 1,513,177		$ 1,557,020
Gross profit	205,198		167,227		188,094		166,273		223,885		174,491		185,730		175,440		726,792		759,546		801,024
Impairment of assets	135,157	[1]															135,157	[1]	0		0
Severance and transaction related costs	3,721		751		2,182		1,582		2,336		978		889		915		8,236		5,118		2,828
Interest expense, net	54,270		53,593		54,557		54,759		54,177		53,210		57,755		58,219		217,179		223,361		210,797
Income tax (benefit) expense	(533)	[2]	2,415	[2]	4,244	[2]	133	[2]	2,652	[3]	2,873	[3]	4,118	[3]	(720)	[3]	6,259	[2]	8,923	[3]	14,382
Net income (loss)	(126,445)		(26,822)		(20,574)		(38,137)		7,415		(25,466)		(20,672)		(26,584)		(211,978)		(65,307)		1,282
Loss on early debt extinguishment													$ (3,121)		$ (1,674)				$ (4,795)	[4]	$ (9,707)

[1] Represents an impairment charge relating to goodwill and tradenames. See Note 3 - Impairment Charges for detail of impairment charges.

[2] (a) Includes a $18.8 million charge for an increase in the valuation allowance related to deferred tax assets.

[3] Includes a $37.2 million charge for an increase in the valuation allowance related to deferred tax assets.

[4] Net of deferred issuance cost write-offs of $1,829 for the Senior Fixed Rate Notes and $1,766 for the Senior Toggle Notes and tender premiums and fees of $1,236 for the Senior Fixed Rate Notes and $675 for the Senior Toggle Notes.