Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	May 01, 2021	May 02, 2020
Statement of Comprehensive Income [Abstract]
Net loss	$ (8,929)	$ (178,290)
Other comprehensive loss:
Unrealized losses on marketable securities, net of taxes	(34)	(137)
Foreign currency translation adjustment	0	(132)
Comprehensive loss	$ (8,963)	$ (178,559)