Segment Information - Revenue by Sales Channel (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 29, 2018	Apr. 30, 2017
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 130,429	$ 143,802
Sales Channel, Through Intermediary
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	111,340	100,542
Sales Channel, Directly to Consumer
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	40,590	48,540
Other: Warrant Shares
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue offset	$ (21,501)	$ (5,280)