Note 15 - Leases - Supplemental Balance Sheet Information Related to Leases (Details) - USD ($) $ in Thousands	Apr. 02, 2022	Oct. 02, 2021
Other assets	$ 2,135	$ 1,717
Accrued expenses	1,191	1,030
Other liabilities	948	695
Other Noncurrent Assets [Member]
Other assets	2,135	1,717
Accrued Expenses, Current [Member]
Accrued expenses	1,191	1,030
Other Noncurrent Liabilities [Member]
Other liabilities	948	695
Accrued Expenses Current and Other Noncurrent Liabilities [Member]
Total operating lease liabilities	$ 2,139	$ 1,725