Note 9 - Stock-based Compensation - Stock-based Compensation (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 04, 2026	Mar. 29, 2025
Share-Based Payment Arrangement, Expense	$ 10,600	$ 4,200
Share-Based Payment Arrangement [Member]
Cost of revenue	1,673	1,139
Research and development	11,785	9,603
Selling, general, and administrative	14,614	9,631
Share-Based Payment Arrangement, Expense	$ 28,072	$ 20,373

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section S45
-Paragraph 1
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Cost of labor directly related to good produced and service rendered. Includes, but is not limited to, payroll cost and equity-based compensation.

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Amount of expense for research and development. Excludes cost for computer software product to be sold, leased, or otherwise marketed, writeoff of research and development assets acquired in transaction other than business combination or joint venture formation or both, and write-down of intangible asset acquired in business combination or from joint venture formation or both, used in research and development activity.

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