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Note F - Goodwill and Intangible Assets (Details Textual) - USD ($) $ in Thousands |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 21, 2022 | Sep. 24, 2022 | Jun. 25, 2022 | Sep. 24, 2022 | Sep. 25, 2021 | Sep. 26, 2020 | Sep. 28, 2019
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill) |  |  |  | $ 1,010 | $ 1,273 | $ 0 |
Intangible Assets Acquired |  |  |  |  | 0 |  |
Amortization of Intangible Assets |  |  |  | 3,500 | 2,600 | 3,200 |
Finite-Lived Intangible Asset, Expected Amortization, Year One |  | $ 6,700 |  | 6,700 |  |  |
Finite-Lived Intangible Asset, Expected Amortization, Year Two |  | 6,400 |  | 6,400 |  |  |
Finite-Lived Intangible Asset, Expected Amortization, Year Three |  | 5,800 |  | 5,800 |  |  |
Finite-Lived Intangible Asset, Expected Amortization, Year Four |  | 4,800 |  | $ 4,800 |  |  |
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life (Year) |  |  |  | 10 years 4 months 24 days |  |  |
Goodwill, Impairment Loss |  |  |  | $ 0 | 0 | 0 |
Goodwill, Acquired During Period |  |  |  |  | $ 0 |  |
Technology-Based Intangible Assets [Member] |  |  |  |  |  |  |
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life (Year) |  |  |  | 10 years |  |  |
Customer Relationships [Member] |  |  |  |  |  |  |
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life (Year) |  |  |  | 10 years |  |  |
License and Rights [Member] |  |  |  |  |  |  |
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life (Year) |  |  |  | 20 years |  |  |
Franchise Rights [Member] |  |  |  |  |  |  |
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life (Year) |  |  |  | 10 years |  |  |
Dippin’ Dots Holding, L.L.C. [Member] |  |  |  |  |  |  |
Intangible Assets Acquired |  |  |  | $ 118,200 |  |  |
Goodwill, Acquired During Period |  |  | $ 62,600 |  |  |  |
Dippin’ Dots Holding, L.L.C. [Member] | Customer Relationships [Member] |  |  |  |  |  |  |
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life (Year) | 10 years |  |  |  |  |  |
Dippin’ Dots Holding, L.L.C. [Member] | Franchise Rights [Member] |  |  |  |  |  |  |
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life (Year) | 10 years |  |  |  |  |  |
Frozen Beverages [Member] | ICEE Distributor [Member] |  |  |  |  |  |  |
Intangible Assets Acquired |  |  |  |  |  | 23,000 |
Goodwill, Acquired During Period |  |  |  |  |  | 15,800 |
Frozen Beverages [Member] | BAMA ICEE [Member] |  |  |  |  |  |  |
Intangible Assets Acquired |  |  |  |  |  | $ 6,900 |
Goodwill, Acquired During Period |  |  |  |  |  |  | $ 3,500
Trade Names [Member] |  |  |  |  |  |  |
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill) |  | 1,000 |  |  |  |  |
Trade Names [Member] | Food Service [Member] |  |  |  |  |  |  |
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill) |  | 600 |  |  |  |  |
Trade Names [Member] | Retail Supermarket [Member] |  |  |  |  |  |  |
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill) |  | $ 400 |  |  |  |  |
Minimum [Member] |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) |  |  |  | 2 years |  |  |
Maximum [Member] |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) |  |  |  | 20 years |  |  |

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