Note 6 - Leases - Components of Operating Lease Costs (Details) - USD ($) $ in Thousands	12 Months Ended
Sep. 26, 2023	Sep. 27, 2022
Operating lease cost	$ 7,302	$ 7,328
Variable lease cost	(23)	136
Sublease income	(546)	(536)
Total lease expense	$ 6,733	$ 6,928

Pertains to variable lease cost (income).

No definition available.

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Period Type:	duration

- Definition

Amount of lease cost recognized by lessee for lease contract.

+ References

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-Topic 842
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-Name Accounting Standards Codification
-Section 55
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+ Details

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Balance Type:	debit
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- Definition

Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 53
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479589/842-20-55-53

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-Topic 842
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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147478964/842-20-50-4

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- Definition

Amount of sublease income excluding finance and operating lease expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 53
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479589/842-20-55-53

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147478964/842-20-50-4

+ Details

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Balance Type:	credit
Period Type:	duration