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Note 7 - Intangible Assets - Summary of Intangible Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Oct. 01, 2022
Intangible assets, gross	$ 12,070	$ 12,070
Intangible assets, accumulated amortization	(5,980)	(5,223)
Net book value	$ 6,090	$ 6,847
Customer Relationships [Member]
Weighted average useful life (Year)	17 years 1 month 6 days	17 years 1 month 6 days
Intangible assets, gross	$ 9,870	$ 9,870
Intangible assets, accumulated amortization	(4,779)	(4,130)
Net book value	$ 5,091	$ 5,740
Technology-Based Intangible Assets [Member]
Weighted average useful life (Year)	20 years	20 years
Intangible assets, gross	$ 1,800	$ 1,800
Intangible assets, accumulated amortization	(818)	(729)
Net book value	$ 982	$ 1,071
Noncompete Agreements [Member]
Weighted average useful life (Year)	5 years	5 years
Intangible assets, gross	$ 400	$ 400
Intangible assets, accumulated amortization	(383)	(364)
Net book value	$ 17	$ 36

X

- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(16))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482665/350-30-50-2

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- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 928
-SubTopic 340
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483147/928-340-50-1

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- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 926
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483154/926-20-50-5

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