Accounts Payable, Accrued Expenses and Other Current Liabilities - Schedule of Other Current Liabilities (Detail) - USD ($) $ in Thousands	Jul. 29, 2017	Jan. 28, 2017
Payables And Accruals [Abstract]
Unredeemed gift card and merchandise credit liability	$ 23,916	$ 24,524
Allowance for sales returns	11,790	10,077
Product recall reserves	6,590	4,324
Other current liabilities	5,306	4,346
Total other current liabilities	$ 47,602	$ 43,271