Note 6 - Intangible Assets (Details Textual) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Jun. 27, 2026 |
Jun. 28, 2025 |
Jun. 27, 2026 |
Jun. 28, 2025 |
|
| Intangible Asset, Finite-Lived, Amortization Expense | $ 393,000 | $ 480,000 | $ 1,200,000 | $ 1,400,000 |
| Intangible Asset, Finite-Lived, Estimated Amortization Expense, Remainder of Fiscal Year | 424,000 | 424,000 | ||
| Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year One | 1,300,000 | 1,300,000 | ||
| Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Two | 1,300,000 | 1,300,000 | ||
| Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Three | 1,100,000 | 1,100,000 | ||
| Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Four | 1,100,000 | 1,100,000 | ||
| Finite-Lived Intangible Asset, Expected Amortization, After Year Four | $ 10,200,000 | $ 10,200,000 | ||
| X | ||||||||||
- Definition Amount of amortization for asset, excluding financial asset and goodwill, lacking physical substance with finite life expected to be recognized after fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). No definition available.
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| X | ||||||||||
- Definition Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of amortization expense for finite-lived intangible asset expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of amortization expense for finite-lived intangible asset expected to be recognized in remainder of current fiscal year. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of amortization expense for finite-lived intangible asset expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of amortization expense for finite-lived intangible asset expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of amortization expense for finite-lived intangible asset expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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