Stockholders' Equity (Summary of Activity in Non-Controlling Interests) (Details) - USD ($) $ in Thousands	12 Months Ended
Sep. 26, 2017	Sep. 27, 2016
Noncontrolling Interest [Line Items]
Balance at September 27, 2016	$ 1,720
Income	650	$ 856
Contributions	1,421	342
Distributions	(1,043)	(1,093)
Acquisition of non-controlling interest	(35)
Balance at September 26, 2017	2,713	1,720
Good Times Drive Thru Inc. [Member]
Noncontrolling Interest [Line Items]
Balance at September 27, 2016	356
Income	374
Contributions	0
Distributions	(296)
Acquisition of non-controlling interest	0
Balance at September 26, 2017	434	356
Bad Daddy's International, LLC [Member]
Noncontrolling Interest [Line Items]
Balance at September 27, 2016	1,364
Income	276
Contributions	1,421
Distributions	(747)
Acquisition of non-controlling interest	(35)
Balance at September 26, 2017	$ 2,279	$ 1,364

Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).

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