Dividend Program - Narrative (Detail) - USD ($)	12 Months Ended
	Apr. 28, 2024	Apr. 30, 2023	May 01, 2022
Dividends [Line Items]
Cash dividends paid			$ 5,511,000
Quarterly Dividend [Member]
Dividends [Line Items]
Cash dividends paid	$ 0	$ 0	$ 5,500,000
Minimum [Member] | Quarterly Dividend [Member]
Dividends [Line Items]
Cash dividend payment, per share			$ 0.11
Maximum [Member] | Quarterly Dividend [Member]
Dividends [Line Items]
Cash dividend payment, per share			$ 0.115