Accumulated Other Comprehensive Income (Loss) - Summary of Changes in Accumulated Other Comprehensive Income (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jan. 31, 2015	Feb. 01, 2014
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning Balance	$ 104
Other comprehensive income before reclassifications	(186)	104
Total other comprehensive income, net of tax	(186)	104
Ending Balance	(82)	104
Foreign Currency Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Beginning Balance	104	0
Other comprehensive income before reclassifications	(186)	104
Amounts reclassified from accumulated other comprehensive income	0	0
Total other comprehensive income, net of tax	(186)	104
Ending Balance	$ (82)	$ 104