Note 2 - Goodwill and Intangible Assets - Schedule of Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands	Sep. 26, 2023	Sep. 27, 2022
Intangible assets subject to amortization, gross	$ 65	$ 25
iIntangible assets, accumulated amortization	(14)	(5)
Intangible assets subject to amortization, net	51	20
Intangible assets, gross	3,965	3,925
Intangible assets, net	3,951	3,920
Goodwill, gross	5,713	5,713
Goodwill, accumulated amortization	0	0
Goodwill	5,713	5,713
Trademarks [Member]
Indefinite-lived intangible assets	3,900	3,900
Noncompete Agreements [Member]
Intangible assets subject to amortization, gross	50	25
iIntangible assets, accumulated amortization	(14)	(5)
Intangible assets subject to amortization, net	36	20
Reacquired Franchise Rights [Member]
Intangible assets subject to amortization, gross	15	0
iIntangible assets, accumulated amortization	0	0
Intangible assets subject to amortization, net	$ 15	$ 0