Income Taxes (Details 2) - USD ($) $ in Thousands	12 Months Ended
	Jan. 28, 2017	Jan. 30, 2016
Deferred Tax Assets:
Inventories	$ 14,886	$ 16,610
Accrued compensation and benefits	11,817	14,287
Receivable allowances and reserves	2,561	2,601
Deferred rent and lease obligations	6,671	5,981
Operating loss and other carry-forwards	3,691	3,455
Other, net	3,960	2,559
Deferred tax assets	43,586	45,493
Deferred Tax Liabilities:
Depreciation and amortization	(5,360)	(2,689)
Acquired intangible assets	(46,524)	(41,683)
Deferred tax liabilities	(51,884)	(44,372)
Valuation allowance	(4,115)	(4,553)
Net deferred tax liability	(12,413)	(3,432)
Operating Loss Carryforwards [Line Items]
Undistributed earnings of foreign subsidiaries	$ 4,400	$ 4,700
United Kingdom, Hong Kong, and Canada
Operating Loss Carryforwards [Line Items]
Operating loss carry-forwards expiration period (at least 20 years)	15 years