Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended
	May 04, 2025	May 05, 2024
Statement of Comprehensive Income [Abstract]
Net loss	$ (13,995)	$ (35,009)
Other comprehensive income (loss):
Unrealized net gains (losses) on available-for-sale securities	974	(1,640)
Less: reclassification adjustment for net gains on available-for-sale securities included in net loss	(97)	(162)
Change in unrealized net gains (losses) on available-for-sale securities	877	(1,802)
Comprehensive loss	$ (13,118)	$ (36,811)