Stockholders' Equity (Summary of Activity in Non-Controlling Interests) (Details) - USD ($) $ in Thousands	12 Months Ended
Sep. 25, 2018	Sep. 26, 2017
Noncontrolling Interest [Line Items]
Balance at September 26, 2017	$ 2,713
Income	1,017	$ 650
Contributions	933	1,421
Distributions	(1,425)	(1,043)
Balance at September 25, 2018	3,238	2,713
Good Times Drive Thru Inc. [Member]
Noncontrolling Interest [Line Items]
Balance at September 26, 2017	434
Income	382
Contributions	0
Distributions	(439)
Balance at September 25, 2018	377	434
Bad Daddy's International, LLC [Member]
Noncontrolling Interest [Line Items]
Balance at September 26, 2017	2,279
Income	635
Contributions	933
Distributions	(986)
Balance at September 25, 2018	$ 2,861	$ 2,279

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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