CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 28, 2024	Jun. 30, 2023	Jun. 28, 2024	Jun. 30, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 7,379	$ 6,064	$ 4,040	$ 8,774
Defined benefit plans:
Net change in plan assets	(97)	(547)	135	(1,724)
Reclassification into other income (expense), net	(17)	(51)	(34)	(103)
Investments available for sale:
Change in unrealized gain (loss)	3	(142)	(33)	(26)
Reclassification into other income (expense), net	(1)		2	(2)
Foreign currency translation loss	(938)	(1,342)	(2,038)	(1,471)
Tax effect	299	498	618	649
Other comprehensive loss, net of tax	(751)	(1,584)	(1,350)	(2,677)
Comprehensive income	$ 6,628	$ 4,480	$ 2,690	$ 6,097