Note 6 - Derivative Financial Instruments (Details Textual) - USD ($) $ in Thousands	Jul. 27, 2024	Apr. 27, 2024
Liabilities, Current [Abstract]
Accrued Liabilities, Current	$ 49,767	$ 46,565
Assets, Current [Abstract]
Prepaid Expense and Other Assets, Current	9,516	$ 22,385
Derivative, Notional Amount	102,000
Price Risk Cash Flow Hedge Unrealized Gain (Loss) to be Reclassified During Next 12 Months	1,700
Derivative Liability, Current	$ 1,900
Derivative Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued Liabilities, Current
Derivative Liability, Noncurrent	$ 700
Derivative Asset	400
Derivative Asset, Current, Statement of Financial Position [Extensible Enumeration]		Prepaid Expense and Other Assets, Current
Derivative Asset, Current		$ 5,700
Prepaid And Other Assets [Member]
Derivative Asset	200
Other Assets [Member]
Derivative Asset	$ 200