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Note 12 - Commitments and Contingencies (Details Textual) - USD ($) | 3 Months Ended |
--- | --- | ---
Apr. 05, 2026 | Mar. 30, 2025 | Dec. 31, 2025
Standard and Extended Product Warranty Accrual | $ 717,000 |  | $ 738,000
Product Warranty Expense | 0 | $ 0 |
Inventories [Member] |  |  |
Purchase Obligation | 22,005,000 |  |
Purchase Obligation, to be Paid, Remainder of Fiscal Year | $ 21,252,000 |  |

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