Other Changes Recognized in Other Comprehensive Loss (Detail) (Supplemental Employee Retirement Plans, Defined Benefit, USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 01, 2014	Feb. 02, 2013	Jan. 28, 2012
Supplemental Employee Retirement Plans, Defined Benefit
Defined Benefit Plan Disclosure [Line Items]
Unrecognized losses at the beginning of the year	$ 171	$ 144	$ 56
Net periodic pension cost	(30)	(30)	(30)
Employer contribution	30	30	30
Change in benefit obligations	(29)	27	88
Unrecognized losses at the end of year	$ 142	$ 171	$ 144