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Inventories - Summary of Inventories (Detail) - USD ($)
$ in Thousands
Oct. 29, 2023
Apr. 30, 2023
Oct. 30, 2022
Inventory Disclosure [Abstract]      
Raw materials $ 8,433 $ 7,908 $ 9,859
Work-in-process 2,196 2,602 3,724
Finished goods 33,836 34,570 38,641
Inventories $ 44,465 $ 45,080 [1] $ 52,224
[1] Derived from audited consolidated financial statements.