Note 18 - Share Repurchases (Details Textual) - USD ($) $ in Millions	12 Months Ended
Sep. 30, 2023	Oct. 01, 2022	Oct. 02, 2021	Nov. 18, 2008
Stock Repurchase Program, Authorized Amount				$ 25.0
Stock Repurchased During Period, Value	$ 2.3	$ 1.2
Stock Repurchased During Period, Shares	80,352	41,706	0
Stock Repurchase Program, Remaining Authorized Repurchase Amount	$ 21.2

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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