FAIR VALUE MEASUREMENTS (Details) - USD ($) $ in Thousands	Oct. 28, 2023	Jan. 28, 2023	Oct. 29, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
AFS securities, current	$ 22,200
AFS securities, noncurrent	2,500
Recurring
Current Assets
Money market accounts	18,255	$ 41,642	$ 42,596
Noncurrent Assets
Deferred compensation plan			4,776
Total recurring fair value measurements	42,957	66,319	70,389
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1)
Current Assets
Money market accounts	18,255	41,642	42,596
Noncurrent Assets
Deferred compensation plan			4,776
Total recurring fair value measurements	18,255	41,642	47,372
Recurring | Significant Other Observable Inputs (Level 2)
Current Assets
Money market accounts	0	0	0
Noncurrent Assets
Deferred compensation plan			0
Total recurring fair value measurements	24,702	24,677	23,017
Recurring | Significant Unobservable Inputs (Level 3)
Current Assets
Money market accounts	0	0	0
Noncurrent Assets
Deferred compensation plan			0
Total recurring fair value measurements	0	0	0
Recurring | U.S. government agencies
Current Assets
Marketable securities	5,531	5,506	3,479
Recurring | U.S. government agencies | Quoted Prices in Active Markets for Identical Assets (Level 1)
Current Assets
Marketable securities	0	0	0
Recurring | U.S. government agencies | Significant Other Observable Inputs (Level 2)
Current Assets
Marketable securities	5,531	5,506	3,479
Recurring | U.S. government agencies | Significant Unobservable Inputs (Level 3)
Current Assets
Marketable securities	0	0	0
Recurring | Corporate bonds
Current Assets
Marketable securities	11,767	12,802	10,709
Recurring | Corporate bonds | Quoted Prices in Active Markets for Identical Assets (Level 1)
Current Assets
Marketable securities	0	0	0
Recurring | Corporate bonds | Significant Other Observable Inputs (Level 2)
Current Assets
Marketable securities	11,767	12,802	10,709
Recurring | Corporate bonds | Significant Unobservable Inputs (Level 3)
Current Assets
Marketable securities	0	0	0
Recurring | Commercial paper
Current Assets
Marketable securities	7,404	6,369	8,829
Recurring | Commercial paper | Quoted Prices in Active Markets for Identical Assets (Level 1)
Current Assets
Marketable securities	0	0	0
Recurring | Commercial paper | Significant Other Observable Inputs (Level 2)
Current Assets
Marketable securities	7,404	6,369	8,829
Recurring | Commercial paper | Significant Unobservable Inputs (Level 3)
Current Assets
Marketable securities	$ 0	$ 0	$ 0