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Note 8 - Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2022
Notes Tables |
Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block] |
| December 31, 2022 |  |  | January 1, 2022 |  |  | January 2, 2021 |
Restricted covenants | $ | - |  |  | $ | - |  |  | $ | 12 |
Customer relationships |  | 864 |  |  |  | - |  |  |  | 83 |
Total intangible assets | $ | 864 |  |  | $ | - |  |  | $ | 95 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
2023 |  | $ | 182 |
2024 |  |  | 182 |
2025 |  |  | 182 |
2026 |  |  | 182 |
2027 |  |  | 136 |
Total |  | $ | 864 |

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