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Note 5 - Business Combination - Pro Forma Results (Details) - STM Acquisition [Member] - USD ($) $ in Thousands | 12 Months Ended
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Oct. 03, 2020 | Sep. 28, 2019
Net sales | $ 485,121 | $ 487,467
Earnings before income taxes | 22,628 | 6,085
Net earnings | $ 16,950 | $ 4,542

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- Definition The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(3) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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