Inventories (Details) - USD ($) $ in Thousands	Jan. 27, 2024	Apr. 29, 2023
Inventory Disclosure [Abstract]
Raw materials	$ 138,143	$ 116,440
Work in process	19,796	24,328
Finished goods	164,806	181,401
FIFO inventories	322,745	322,169
Excess of FIFO over LIFO	(45,912)	(45,912)
Total inventories	$ 276,833	$ 276,257

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

+ References

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Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Amount by which inventory stated at last-in first-out (LIFO) is less than (in excess of) inventory stated at other inventory cost methods.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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