Note 16 - Segment Reporting - Information About Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Jun. 27, 2023	Jun. 28, 2022	Jun. 28, 2022	Jun. 27, 2023	Jun. 28, 2022	Sep. 27, 2022
Revenues	$ 35,620	$ 36,497	$ 36,497	$ 103,799	$ 103,010
Income (Loss) from operations	444	$ 821	821	1,368	188
Capital expenditures	1,597		1,016	3,178	1,951
Property and equipment, net	21,491			21,491		$ 22,251
Bad Daddy’s Restaurants [Member]
Revenues	26,161		27,231	77,795	77,427
Income (Loss) from operations	(946)		635	(277)	138
Capital expenditures	1,295		652	1,901	1,480
Property and equipment, net	18,048			18,048		19,575
Good Times Restaurants [Member]
Revenues	9,459		9,266	26,004	25,583
Income (Loss) from operations	1,390		186	1,645	50
Capital expenditures	302		$ 364	1,277	$ 471
Property and equipment, net	$ 3,443			$ 3,443		$ 2,676