Goodwill and Intangible Assets (Schedule of Goodwill and Intangible Assets) (Details) - USD ($) $ in Thousands	Dec. 25, 2018	Sep. 25, 2018
Goodwill and Intangible Assets Disclosure [Abstract]
Intangible assets, gross carrying amount	$ 4,031	$ 4,031
Accumulated Amortization	(102)	(96)
Intangible Assets, net carrying amount	3,929	3,935
Goodwill, gross carrying amount	15,150	15,150
Goodwill, Accumulated Amortization
Goodwill, net carrying amount	$ 15,150	$ 15,150