Valuation and Qualifying Accounts (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jan. 28, 2018	Jan. 29, 2017	Jan. 31, 2016
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Year	$ (4,728)
Balance at End of Year	(6,293)	$ (4,728)
Shrink Provision on Finished Goods
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Year	(335)	(427)	$ (1,324)
Charged to Costs and Expenses	(8,656)	(5,168)	(5,633)
Write-offs Net of Recoveries	8,681	5,260	6,530
Balance at End of Year	(310)	(335)	(427)
Obsolescence and Quality Provision on Finished Goods and Raw Materials
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Year	(5,013)	(5,156)	(3,605)
Charged to Costs and Expenses	(5,361)	(3,200)	(3,139)
Write-offs Net of Recoveries	1,071	3,343	1,588
Balance at End of Year	(9,303)	(5,013)	(5,156)
Damage Provision on Finished Goods
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Year	(2,308)	(1,199)	(1,068)
Charged to Costs and Expenses	(18,503)	(13,915)	(12,790)
Write-offs Net of Recoveries	15,291	12,806	12,659
Balance at End of Year	(5,520)	(2,308)	(1,199)
Sales Return Allowances
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Year	(4,728)	(4,459)	(2,327)
Charged to Costs and Expenses	(1,565)	(269)	(2,132)
Write-offs Net of Recoveries	0	0	0
Balance at End of Year	(6,293)	(4,728)	(4,459)
Valuation Allowance on Deferred Income Taxes
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Year	(91)	(91)	(91)
Charged to Costs and Expenses	(1,752)	0	0
Write-offs Net of Recoveries	0	0	0
Balance at End of Year	$ (1,843)	$ (91)	$ (91)