Note 6 - Restructuring - Activity Related to Restructuring Plans (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 28, 2024	Sep. 30, 2023	Sep. 28, 2024	Sep. 30, 2023
Accrued Restructuring				$ 6,618	$ 6,932
Restructuring		$ 6,899	$ 1,509	11,182	1,427
Costs paid or otherwise settled				(5,106)	(1,553)
Accrued Restructuring		12,694	6,806	12,694	6,806
Employee Severance [Member]
Accrued Restructuring	[1]			1,490	400
Restructuring	[1]			11,851	1,365
Costs paid or otherwise settled	[1]			(4,012)	(446)
Accrued Restructuring	[1]	9,329	1,319	9,329	1,319
Lease Termination and Fixed Assets [Member]
Accrued Restructuring				4,508	5,892
Restructuring				(49)	58
Costs paid or otherwise settled				(1,094)	(1,083)
Accrued Restructuring		3,365	4,867	3,365	4,867
Other Restructuring [Member]
Accrued Restructuring	[2]			620	640
Restructuring	[2]			(620)	4
Costs paid or otherwise settled	[2]			0	(24)
Accrued Restructuring	[2]	$ 0	$ 620	$ 0	$ 620

[1] Includes employee relocation and outplacement costs

[2] Includes termination fees on the cancellation of certain contracts