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Note 10 - Income Taxes - Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 27, 2025 | Dec. 28, 2024
--- | --- | ---
Inventory, receivable and warranty reserves | $ 10,802 | $ 11,034
Other assets (long-term) | 164,409 | 138,156
Net operating loss carryforwards | 63,339 | 39,572
Long-term deferred income tax liabilities | (15,469) | (19,402)
Tax credit carryforwards | 34,738 | 35,788
Net deferred tax liabilities | (13,357) | (14,319)
Capitalized R&D | 27,117 | 35,348
Accrued employee benefits | 2,783 | 3,742
Stock-based compensation | 4,855 | 4,511
Lease liabilities | 6,831 | 2,544
Uniform capitalization | 243 | 2,553
Other | 13,701 | 3,064
Gross deferred tax assets | 164,409 | 138,156
Less valuation allowance | (143,482) | (114,517)
Total deferred tax assets | 20,927 | 23,639
Intangible assets and other acquisition basis differences | 18,330 | 25,848
Operating lease right-of-use assets | 5,534 | 2,226
Unremitted earnings of foreign subsidiaries | 6,583 | 4,898
Other | 3,837 | 4,986
Total deferred tax liabilities | 34,284 | 37,958
Other Noncurrent Assets [Member] |  |
Other assets (long-term) | 2,112 | 5,083
Gross deferred tax assets | $ 2,112 | $ 5,083

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