Note 16 - Other Financial Data - Balance Sheet Information (Details) - USD ($) $ in Thousands	Sep. 27, 2025	Sep. 28, 2024
Accounts receivable	$ 79,281	$ 58,689
Less allowance for credit losses	(562)	(381)
Accounts receivable, net	78,719	58,308
Raw materials	62,896	36,782
Work in process	9,893	6,139
Finished goods	64,987	45,919
Inventories	137,776	88,840
Prepaid insurance	3,911	4,503
Income taxes receivable	0	1,357
Other	2,911	2,748
Other current assets	6,822	8,608
Cash surrender value of life insurance policies	13,552	12,610
Right-of-use assets	3,939	1,703
Capitalized financing costs, net	73	125
Other	140	194
Other assets	17,704	14,632
Land and land improvements	17,543	15,333
Buildings	64,263	60,014
Machinery and equipment	241,190	227,232
Construction in progress	2,297	4,279
Property, Plant and Equipment, Gross	325,293	306,858
Less accumulated depreciation	(196,602)	(181,318)
Property, plant and equipment, net	128,691	125,540
Salaries, wages and related expenses	9,464	3,448
Customer rebates	2,119	1,895
Property taxes	1,960	1,987
Operating lease liabilities	1,852	877
Income taxes	1,400	0
Deferred compensation	360	433
State sales and use taxes	180	227
Sales allowance reserves	0	521
Other	501	159
Accrued expenses	17,836	9,547
Deferred compensation	11,990	12,217
Deferred Tax Liabilities, Net	11,068	11,635
Operating lease liabilities	2,051	811
Other liabilities	$ 25,109	$ 24,663