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Inventories - Summary of Inventories (Detail) - USD ($)
$ in Thousands
Jul. 31, 2022
May 01, 2022
Aug. 01, 2021
Inventory Disclosure [Abstract]      
Raw materials $ 12,690 $ 13,477 $ 9,443
Work-in-process 4,985 4,237 3,637
Finished goods 46,074 48,843 45,533
Inventories $ 63,749 $ 66,557 [1] $ 58,613
[1] Derived from audited financial statements.