Note 11 - Leases (Details Textual) - USD ($)	3 Months Ended		6 Months Ended
	Oct. 01, 2023	Oct. 02, 2022	Oct. 01, 2023	Oct. 02, 2022	Apr. 02, 2023
Operating Lease, Payments	$ 993,000	$ 488,000	$ 1,400,000	$ 969,000
Operating Lease, Right-of-Use Asset, Periodic Reduction	$ 249,000	$ 20,000	$ 503,000	$ 43,000
Operating Lease, Weighted Average Remaining Lease Term (Year)	4 years 6 months		4 years 6 months		5 years
Operating Lease, Weighted Average Discount Rate, Percent	5.90%		5.90%		5.90%