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Note 8 - Accounts Receivable (Details Textual) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Jan. 01, 2023
Accounts Receivable, Credit Loss Expense (Reversal) | $ (131,000) | $ 47,000 |
Accounts Receivable, after Allowance for Credit Loss | 4,895,000 | $ 8,923,000 | $ 400,000
Maximum [Member] |  |  |
Accounts Receivable, Credit Loss Expense (Reversal) | $ 100,000 |  |

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