Note 2 - Goodwill and Purchased Intangible Assets (Details Textual) - USD ($) $ in Thousands		12 Months Ended
Oct. 01, 2024	Dec. 28, 2024	Dec. 30, 2023	Dec. 31, 2022
Goodwill, Impairment Loss	$ 0
Amortization of Intangible Assets		$ 39,087	$ 36,355	$ 33,185
Finite-Lived Intangible Asset, Expected Amortization, Year One		35,500
Finite-Lived Intangible Asset, Expected Amortization, Year Two		24,900
Finite-Lived Intangible Asset, Expected Amortization, Year Three		16,900
Finite-Lived Intangible Asset, Expected Amortization, Year Four		11,600
Finite-Lived Intangible Asset, Expected Amortization, Year Five		7,700
Finite-Lived Intangible Asset, Expected Amortization, after Year Five		$ 14,100

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount of amortization for asset, excluding financial asset and goodwill, lacking physical substance with finite life expected to be recognized after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of impairment loss from asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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