Note 6 - Restructuring - Activity Related to Restructuring Plans (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 30, 2024	Apr. 01, 2023
Accrued Restructuring		$ 6,618	$ 6,932
Restructuring		1,704	30
Costs paid or otherwise settled		(3,333)	(472)
Accrued Restructuring		4,989	6,490
Employee Severance [Member]
Accrued Restructuring	[1]	1,490	400
Restructuring		2,341	(1)
Costs paid or otherwise settled	[1]	(2,979)	(107)
Accrued Restructuring	[1]	852	292
Lease Termination and Fixed Assets [Member]
Accrued Restructuring		4,508	5,892
Restructuring		(17)	31
Costs paid or otherwise settled		(354)	(363)
Accrued Restructuring		4,137	5,560
Other Restructuring [Member]
Accrued Restructuring	[2]	620	640
Restructuring		(620)	0
Costs paid or otherwise settled	[2]	0	(2)
Accrued Restructuring	[2]	$ 0	$ 638

[1] Includes employee relocation and outplacement costs.

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