Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	May 01, 2020	May 03, 2019
Income Statement [Abstract]
Net revenue	$ 141,181	$ 132,842
Cost of revenue	62,909	62,841
Gross margin	78,272	70,001
Research and development	24,073	22,642
Sales and marketing	37,452	38,193
General and administrative	27,516	23,638
Total operating expenses	89,041	84,473
Operating loss	(10,769)	(14,472)
Interest and other, net	993	268
Loss before income taxes	(9,776)	(14,204)
Income tax benefit	(2,240)	(5,934)
Net loss	$ (7,536)	$ (8,270)
Loss per common share (basic and diluted) (usd per share)	$ (0.09)	$ (0.10)
Weighted-average common shares outstanding (basic and diluted) (in shares)	80,938	80,467