Income Taxes (Narrative) (Details) - USD ($)	12 Months Ended
	Sep. 24, 2020	Sep. 24, 2019	Sep. 25, 2018	Sep. 26, 2017	Sep. 27, 2016	Sep. 30, 2015	Sep. 30, 2012	Sep. 25, 2011
Operating Loss Carryforwards [Line Items]
Net operating loss carry forwards		$ 8,994,000						$ 1,686,000
Operating loss carry-forwards utilization limit							$ 160,000
General business tax credits	$ 3,618,000	$ 3,618,000	$ 3,618,000	$ 3,618,000	$ 3,618,000	$ 3,618,000
Minimum [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards, Expiration year		2030
General business tax credits expiration year		2034
Maximum [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards, Expiration year		2032
General business tax credits expiration year		2039