Income Taxes - Summary of Taxes Paid (Detail) - USD ($) $ in Thousands	3 Months Ended
Aug. 03, 2025	Jul. 28, 2024
Income Taxes [Line Items]
Total income taxes paid, net of refunds	$ 46	$ 561
Foreign Tax Authority [Member] \| China [Member]
Income Taxes [Line Items]
Total income taxes paid, net of refunds	46	561
Foreign Tax Authority [Member] \| Canada [Member]
Income Taxes [Line Items]
Total income taxes paid, net of refunds	$ 0	$ 0

Amount, after refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 230
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-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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