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Benefit Plans (Detail) - USD ($)	12 Months Ended
	Apr. 30, 2023	May 01, 2022	May 02, 2021
Retirement Benefits [Abstract]
Contributions to defined contribution plans	$ 1,200,000	$ 1,300,000	$ 1,200,000
Contributions to nonqualified deferred compensation plan	215,000	212,000	$ 143,000
deferred compensation	8,200,000	9,300,000
long-term investments - rabbi trust	$ 8,500,000	$ 9,400,000

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- Definition

Available for sale securities debt and equity securities.

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- References

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- Definition

Amount of contributions made by employer into fund established for purposes of making future disbursement to individual in accordance with deferred compensation arrangement.

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No definition available.

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- Definition

Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements. Represents currently earned compensation under compensation arrangements that is not actually paid until a later date.

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- Definition

Amount of discretionary contributions made by an employer to a defined contribution plan.

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