Note 6 - Gain on Sale of Assets (Details Textual) - USD ($)	3 Months Ended
Dec. 26, 2023	Dec. 27, 2022
Sale Leaseback Transactions, Deferred Gain, Net	$ 10,000	$ 8,000
Gain (Loss) on Disposition of Other Assets		$ (8,000)

Amount of gain (loss) on sale or disposal of other assets.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration