Note 7 - Leases - Lease Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 27, 2025	Dec. 28, 2024	Dec. 27, 2025	Dec. 28, 2024
Amortization of right-of-use assets	$ 852	$ 838	$ 2,658	$ 3,144
Interest on lease obligations	95	65	311	426
Finance lease cost	947	903	2,969	3,570
Operating lease cost	1,140	1,240	3,354	4,514
Short-term lease cost	1,497	1,593	8,279	7,159
Total lease cost	$ 3,584	$ 3,736	14,602	15,243
Operating cash flows from finance leases			311	426
Operating cash flows from operating leases			3,881	5,330
Financing cash flows from finance leases			3,036	3,800
Payments for Amounts Included in the Measurement of Lease Liabilities, Total			7,228	9,556
Right-of-use assets obtained in exchange for new finance lease obligations			0	0
Right-of-use assets obtained in exchange for new operating lease obligations			3,005	2,389
Right-of-use assets derecognized upon early termination of finance leases			2	20
Right-of-use assets derecognized upon early termination of operating leases			$ 8,096	$ 487
Finance leases, lease term (Year)	3 years 4 months 24 days	4 years	3 years 4 months 24 days	4 years
Operating leases, lease term (Year)	3 years 10 months 24 days	4 years 2 months 12 days	3 years 10 months 24 days	4 years 2 months 12 days
Finance leases, discount rate	4.30%	4.10%	4.30%	4.10%
Operating leases, discount rate	5.10%	5.00%	5.10%	5.00%