Note 2 - Business Acquisitions, Goodwill and Purchased Intangible Assets - Purchased Intangible Assets (Details) - USD ($) $ in Thousands	Jul. 01, 2023	Dec. 31, 2022
Gross Carrying Amount, finite-lived intangible assets	$ 324,510	$ 309,615
Accumulated Amortization	189,210	169,511
Developed Technology Rights [Member]
Gross Carrying Amount, finite-lived intangible assets	233,884	224,253
Accumulated Amortization	$ 144,012	128,938
Remaining Useful Life (Year)	3 years 8 months 12 days
Customer Relationships [Member]
Gross Carrying Amount, finite-lived intangible assets	$ 69,215	64,632
Accumulated Amortization	$ 34,219	31,015
Remaining Useful Life (Year)	6 years 6 months
Trade Names [Member]
Gross Carrying Amount, finite-lived intangible assets	$ 20,667	20,461
Accumulated Amortization	$ 10,403	9,397
Remaining Useful Life (Year)	5 years 10 months 24 days
Order or Production Backlog [Member]
Gross Carrying Amount, finite-lived intangible assets	$ 500	0
Accumulated Amortization	$ 417	0
Remaining Useful Life (Year)	1 month 6 days
Noncompete Agreements [Member]
Gross Carrying Amount, finite-lived intangible assets	$ 244	269
Accumulated Amortization	$ 159	$ 161
Remaining Useful Life (Year)	3 years 6 months