Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Feb. 04, 2024	Feb. 05, 2023	Feb. 06, 2022
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 61,311	$ 73,071	$ (143,259)
Other comprehensive income (loss), net of tax:
Unrealized net gains (losses) on available-for-sale securities	12,026	(7,108)	(15,107)
Reclassification adjustment for net gains on available-for-sale securities included in net income (loss)	(304)	(31)	(668)
Change in unrealized net gains (losses) on available-for-sale securities	11,722	(7,139)	(15,775)
Comprehensive income (loss)	$ 73,033	$ 65,932	$ (159,034)