Note 9 - Earnings Per Common Share - Reconciliation of Basic to Diluted Weighted Average Shares Outstanding (Details) - shares	3 Months Ended	6 Months Ended
Mar. 26, 2024	Mar. 28, 2023	Mar. 26, 2024	Mar. 28, 2023
Basic (in shares)	11,136,207	11,818,651	11,256,893	11,930,140
Weighted-average shares outstanding diluted (in shares)	11,230,717	11,884,123	11,352,592	11,985,254
Antidilutive (in shares)	383,623	372,575	383,623	385,908
Share-Based Payment Arrangement, Option [Member]
Effect of potentially dilutive securities (in shares)	5,260	13,722	6,449	3,364
Restricted Stock Units (RSUs) [Member]
Effect of potentially dilutive securities (in shares)	89,250	51,750	89,250	51,750

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

+ References

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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