Cash, Cash Equivalents and Marketable Securities - Summary of Estimated Fair Value of Cash, Cash Equivalents and Marketable Securities (Detail) - USD ($) $ in Thousands	Nov. 02, 2024	Feb. 03, 2024
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost, Cash and cash equivalents	$ 48,542	$ 88,884
Gross Unrealized Holding Losses, Cash and cash equivalents		(9)
Estimated Fair Value, Cash and cash equivalents	48,542	88,875
Amortized Cost, Marketable securities	53,735	86,590
Gross Unrealized Holding Gains, Marketable securities		1
Gross Unrealized Holding Losses, Marketable securities	(2,975)	(3,887)
Estimated Fair Value, Marketable securities	50,760	82,704
Cash [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost, Cash and cash equivalents	7,637	38,188
Estimated Fair Value, Cash and cash equivalents	7,637	38,188
Money Market Funds [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost, Cash and cash equivalents	40,905	11,322
Estimated Fair Value, Cash and cash equivalents	40,905	11,322
U.S. Treasury and Government Agency Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost, Marketable securities	15,355	17,610
Gross Unrealized Holding Losses, Marketable securities	(2,777)	(2,834)
Estimated Fair Value, Marketable securities	12,578	14,776
Corporate Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost, Cash and cash equivalents	18,232	39,374
Gross Unrealized Holding Losses, Cash and cash equivalents	(195)	(9)
Estimated Fair Value, Cash and cash equivalents	18,037	39,365
Amortized Cost, Marketable securities		41,218
Gross Unrealized Holding Gains, Marketable securities		1
Gross Unrealized Holding Losses, Marketable securities		(948)
Estimated Fair Value, Marketable securities		40,271
State and Local Government Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost, Marketable securities	500	6,525
Gross Unrealized Holding Losses, Marketable securities	(3)	(105)
Estimated Fair Value, Marketable securities	497	6,420
Certificates of Deposit [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost, Marketable securities	16,208	16,607
Estimated Fair Value, Marketable securities	16,208	16,607
Variable-rate Demand Notes [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost, Marketable securities	3,440	4,630
Estimated Fair Value, Marketable securities	$ 3,440	$ 4,630