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Allowance for Doubtful Accounts - Narrative (Detail) - USD ($) | Aug. 03, 2025 | Apr. 27, 2025 | Jul. 28, 2024 | Apr. 28, 2024
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Allowance for doubtful accounts [Member] |  |  |  |
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |  |
Allowance for doubtful accounts | $ 723,000 | $ 651,000 | $ 413,000 | $ 356,000

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