Note 4 - Licensing Agreements (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Oct. 01, 2023	Oct. 02, 2022	Oct. 01, 2023	Oct. 02, 2022
Cost of Goods and Services Sold	$ 17,533	$ 13,280	$ 29,914	$ 23,837
Royalty [Member]
Cost of Goods and Services Sold	$ 1,500	$ 1,200	$ 2,500	$ 2,300