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Note 7 - Intangible Assets - Summary of Intangible Assets (Details) - USD ($) $ in Thousands | 12 Months Ended
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Oct. 02, 2021 | Oct. 03, 2020
Gross | $ 12,320 | $ 13,780
Accumulated Amortization | (4,652) | (5,213)
Net Book Value | $ 7,668 | $ 8,567
Customer Relationships [Member] |  |
Weighted-Average Useful Life (Year) | 17 years 1 month 6 days | 17 years 1 month 6 days
Gross | $ 9,870 | $ 9,870
Accumulated Amortization | (3,482) | (2,837)
Net Book Value | $ 6,388 | $ 7,033
Technology-Based Intangible Assets [Member] |  |
Weighted-Average Useful Life (Year) | 20 years | 20 years
Gross | $ 1,800 | $ 1,800
Accumulated Amortization | (639) | (551)
Net Book Value | $ 1,161 | $ 1,249
Noncompete Agreements [Member] |  |
Weighted-Average Useful Life (Year) | 5 years | 5 years
Gross | $ 400 | $ 1,860
Accumulated Amortization | (284) | (1,663)
Net Book Value | $ 116 | $ 197
Trade Names [Member] |  |
Weighted-Average Useful Life (Year) | 2 years 8 months 12 days | 2 years 8 months 12 days
Gross | $ 250 | $ 250
Accumulated Amortization | (247) | (162)
Net Book Value | $ 3 | $ 88

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- 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 No definition available. + Details
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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 -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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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 -Publisher FASB -Name Accounting Standards Codification -Topic 928 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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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 -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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