Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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Goodwill and Intangible Assets (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Jun. 30, 2020	Sep. 28, 2021	Sep. 29, 2020
Acquired Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets		$ 20
Impairment of goodwill			$ 10,000
Bad Daddy's Franchise Development, LLC [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Impairment of goodwill	$ 10,000