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Note 6 - Intangible Assets (Details Textual) - USD ($)
 3 Months Ended
Dec. 28, 2024
Dec. 30, 2023
Amortization of Intangible Assets $ 408,000 $ 187,000
Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year 1,400,000  
Finite-Lived Intangible Asset, Expected Amortization, Year One 1,600,000  
Finite-Lived Intangible Asset, Expected Amortization, Year Two 1,300,000  
Finite-Lived Intangible Asset, Expected Amortization, Year Three 1,300,000  
Finite-Lived Intangible Asset, Expected Amortization, Year Four 1,100,000  
Finite-Lived Intangible Asset, Expected Amortization, After Year Four $ 11,300,000