Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2022	May 01, 2021
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 34,932	$ (8,929)
Other comprehensive income (loss):
Unrealized losses on marketable securities, net of taxes	0	(34)
Comprehensive income (loss)	$ 34,932	$ (8,963)