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Note 2 - Business Acquisitions, Goodwill and Purchased Intangible Assets - Purchased Intangible Assets (Details) - USD ($)
$ in Thousands
Sep. 28, 2024
Dec. 30, 2023
Gross Carrying Amount, finite-lived intangible assets $ 330,586 $ 329,301
Accumulated Amortization 207,962 177,531
Developed Technology Rights [Member]    
Gross Carrying Amount, finite-lived intangible assets 234,594 233,623
Accumulated Amortization $ 160,489 137,168
Finite-Lived Intangible Asset, Useful Life (Year) 3 years 9 months 18 days  
Customer Relationships [Member]    
Gross Carrying Amount, finite-lived intangible assets $ 74,001 73,759
Accumulated Amortization $ 34,359 28,932
Finite-Lived Intangible Asset, Useful Life (Year) 6 years 4 months 24 days  
Trade Names [Member]    
Gross Carrying Amount, finite-lived intangible assets $ 21,643 21,569
Accumulated Amortization $ 12,822 11,231
Finite-Lived Intangible Asset, Useful Life (Year) 4 years 10 months 24 days  
Order or Production Backlog [Member]    
Gross Carrying Amount, finite-lived intangible assets $ 100 100
Accumulated Amortization $ 100 25
Finite-Lived Intangible Asset, Useful Life (Year) 0 years  
Noncompete Agreements [Member]    
Gross Carrying Amount, finite-lived intangible assets $ 248 250
Accumulated Amortization $ 192 $ 175
Finite-Lived Intangible Asset, Useful Life (Year) 2 years 3 months 18 days