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v3.23.2

Note 11 - Pension Plans - Contributions for All Multi-employer Pension Plans (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Apr. 29, 2023 | Apr. 30, 2022 | May 01, 2021
Statement [Line Items] |  |  |
Fund | $ 2,566 | $ 2,460 | $ 2,381
CSSS Fund [Member] |  |  |
Statement [Line Items] |  |  |
Fund | 1,601 | 1,462 | 1,469
WCT Fund [Member] |  |  |
Statement [Line Items] |  |  |
Fund | 768 | 817 | 746
Other Multi-employer Pension Funds [Member] |  |  |
Statement [Line Items] |  |  |
Fund | $ 197 | $ 181 | $ 166

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