Note 6 - Restructuring - Activity Related to Restructuring Plans (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 29, 2025	Mar. 30, 2024
Accrued Restructuring		$ 4,869	$ 6,618
Restructuring		136	1,704
Costs paid or otherwise settled		(1,954)	(3,333)
Accrued Restructuring		3,051	4,989
Employee Severance [Member]
Accrued Restructuring	[1]	1,905	1,490
Restructuring	[1]	96	2,341
Costs paid or otherwise settled	[1]	(1,503)	(2,979)
Accrued Restructuring	[1]	498	852
Lease Termination and Fixed Assets [Member]
Accrued Restructuring		2,964	4,508
Restructuring		40	(17)
Costs paid or otherwise settled		(451)	(354)
Accrued Restructuring		2,553	4,137
Other Restructuring [Member]
Accrued Restructuring	[2]	0	620
Restructuring	[2]	0	(620)
Costs paid or otherwise settled	[2]	0	0
Accrued Restructuring	[2]	$ 0	$ 0

[1] Includes employee relocation costs and outplacement costs

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