Organization and Summary of Significant Accounting Policies (Details) - USD ($)	1 Months Ended		12 Months Ended
	May 07, 2015		Sep. 27, 2016	Sep. 30, 2015	Apr. 15, 2013
Organization And Summary Of Significant Accounting Policies [Line Items]
FDIC insured limit			$ 250,000
Goodwill	$ 14,970,000	[1]	15,076,000	$ 15,066,000
Deferred rent			1,437,000
Lease incentive obligation			2,295,000
Deferred and other liabilities			3,938,000	1,609,000
Other long term liabilities			22,000
Deferred gain on sale of building and improvements			183,000
Notes receivable			117,000
Receivables			425,000	189,000
Franchise receivables			64,000
Lease incentive			200,000
Receivable from advertising cooperative fund			161,000
Purchase of land			625,000
Assets held for sale			$ 93,000	$ 0
Minimum [Member]
Organization And Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives			3 years
Maximum [Member]
Organization And Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives			8 years
BDFD [Member]
Organization And Summary Of Significant Accounting Policies [Line Items]
Ownership interest					48.00%
Bad Daddy's International, LLC [Member]
Organization And Summary Of Significant Accounting Policies [Line Items]
Investment in affiliate, payment	$ 498,000
Goodwill			$ 14,980,000
Good Times Drive Thru Inc. [Member]
Organization And Summary Of Significant Accounting Policies [Line Items]
Goodwill			$ 96,000
Stock Options [Member]
Organization And Summary Of Significant Accounting Policies [Line Items]
Shares with anti-dilutive effect excluded from the computation of Diluted EPS			766,999	688,870

[1] The excess of the purchase price over the aggregate fair value of net assets acquired was allocated to goodwill. The portion of the purchase price attributable to goodwill represents benefits expected as a result of the acquisition, including sales and unit growth opportunities.