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Note 12 - Share Repurchases (Details Textual) - USD ($)	3 Months Ended		6 Months Ended
Note 12 - Share Repurchases (Details Textual) - USD ($)	Mar. 28, 2026	Mar. 29, 2025	Mar. 28, 2026	Mar. 29, 2025	Nov. 18, 2008
Share Repurchase Program, Authorized, Amount					$ 25,000,000
Stock Repurchased During Period, Value	$ 0	$ 1,100,000	$ 745,000	$ 1,700,000
Stock Repurchased During Period, Shares (in shares)		39,850	23,905	61,391
Share Repurchase Program, Remaining Authorized, Amount	$ 16,400,000		$ 16,400,000

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.

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- Definition

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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