Note 7 - Leases - Lease Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 30, 2023	Dec. 31, 2022	Dec. 30, 2023	Dec. 31, 2022
Amortization of ROU assets	$ 1,419	$ 1,703	$ 4,903	$ 4,960
Interest on lease liabilities	180	239	602	720
Finance lease cost	1,599	1,942	5,505	5,680
Operating lease cost	1,919	2,926	6,077	10,810
Total lease cost	$ 3,518	$ 4,868	11,582	16,490
Operating cash flows from finance leases			602	720
Operating cash flows from operating leases			7,880	12,343
Financing cash flows from finance leases			6,401	6,515
Payments for Amounts Included in the Measurement of Lease Liabilities, Total			14,883	19,578
Right-of-use assets obtained in exchange for new finance lease liabilities			106	4,053
Right-of-use assets obtained in exchange for new operating lease liabilities			$ 4,162	$ 4,184
Financing leases (Year)	4 years 6 months	4 years 7 months 6 days	4 years 6 months	4 years 7 months 6 days
Operating leases, lease term (Year)	4 years 7 months 6 days	4 years 7 months 6 days	4 years 7 months 6 days	4 years 7 months 6 days
Financing leases	3.90%	3.60%	3.90%	3.60%
Operating leases, discount rate	4.70%	4.40%	4.70%	4.40%