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Accrued Expenses - Narrative (Detail) - USD ($)
Aug. 01, 2021
May 02, 2021
Aug. 02, 2020
Payables And Accruals [Abstract]      
Accrued expenses $ 9,950,000 $ 14,839,000 $ 7,969,000
Current accrued expenses $ 9,950,000 $ 14,839,000 [1] 7,852,000
Long-term accrued expenses     $ 117,000
[1] Derived from audited financial statements.