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Note 8 - Intangible Assets (Tables) | 12 Months Ended
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Dec. 28, 2019
Notes Tables |
Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block] |
|  | December 28, 2019 |  |  | December 29, 2018 |
Restricted covenants |  | $ | 28 |  |  | $ | 51 |
Customer relationships |  |  | 388 |  |  |  | 692 |
Total intangible assets |  | $ | 416 |  |  | $ | 743 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
2020 |  | $ | 321 |
2021 |  |  | 95 |
Total |  | $ | 416 |

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