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Inventories - Summary of Inventories (Detail) - USD ($)
$ in Thousands
Oct. 31, 2021
May 02, 2021
Nov. 01, 2020
Inventory Disclosure [Abstract]      
Raw materials $ 10,626 $ 7,742 $ 8,594
Work-in-process 4,480 3,156 3,056
Finished goods 48,675 45,019 36,076
Inventories $ 63,781 $ 55,917 [1] $ 47,726
[1] Derived from audited financial statements.