Goodwill and Intangible Assets (Intangible Assets Subject to Amortization) (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Sep. 24, 2019
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 166	$ 181
Accumulated Amortization	(135)	(130)
Net Carrying Amount	31	51
Franchise rights [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	116	116
Accumulated Amortization	(116)	(104)
Net Carrying Amount		12
Non-compete agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	50	65
Accumulated Amortization	(19)	(26)
Net Carrying Amount	$ 31	$ 39