Restricted Cash (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 29, 2017	Apr. 30, 2016
Restricted Cash (Details) [Line Items]
Restricted Cash and Cash Equivalents, Current	$ 13,001	$ 0
Restricted Cash and Cash Equivalents, Noncurrent	10,500
As a Result of Death of Chairman [Member]
Restricted Cash (Details) [Line Items]
Restricted Cash and Cash Equivalents, Noncurrent	7,400
In Connection With Acquisition of etailz [Member]
Restricted Cash (Details) [Line Items]
Business Combination, Indemnification Assets, Amount as of Acquisition Date	$ 1,500
Duration to Satisfy Indemnification Claims From Date of Acquisition	18 months
Restricted Cash Maximum Earn Out Provision	$ 14,600