Charges and Payments Related to Restructuring and Separation Costs (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Restructuring Cost and Reserve [Line Items]
Severance-Restructuring, Beginning Balance	$ 979	$ 1,237
Severance-Restructuring, Charges	2,999	7,438	2,200
Severance-Restructuring, Cash Payments	(3,381)	(7,696)
Severance-Restructuring, Ending Balance	597	979	1,237
Severance-Restructuring
Restructuring Cost and Reserve [Line Items]
Severance-Restructuring, Beginning Balance		6
Severance-Restructuring, Charges	1,225	5,011
Severance-Restructuring, Cash Payments	(1,225)	(5,017)
Severance-Separation Cost
Restructuring Cost and Reserve [Line Items]
Severance-Restructuring, Beginning Balance	979	1,231
Severance-Restructuring, Charges	1,774	2,427
Severance-Restructuring, Cash Payments	(2,156)	(2,679)
Severance-Restructuring, Ending Balance	$ 597	$ 979