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Income Taxes - Summary of Taxes Paid (Detail) - USD ($) $ in Thousands | 3 Months Ended
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Jul. 31, 2022 | Aug. 01, 2021
Income Taxes [Line Items] |  |
Total income taxes paid | $ 630 | $ 1,688
Foreign Tax Authority [Member] | China [Member] |  |
Income Taxes [Line Items] |  |
Total income taxes paid | 548 | 921
China - Withholding Taxes Associated With Earnings and Profits Distributed to the U.S. |  | 487
Foreign Tax Authority [Member] | Canada [Member] |  |
Income Taxes [Line Items] |  |
Total income taxes paid | $ 82 | $ 280

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- Definition The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4297-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3536-108585 + Details
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