Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 02, 2022	Apr. 03, 2021
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	$ (4,173)	$ (4,547)
Unrealized gains (losses)	480	450
Amounts reclassified from accumulated other comprehensive income (loss)	31	50
Tax effect	(7)	(13)
Net of tax amount	504	487
Ending balance	(3,669)	(4,060)
Foreign currency translation adjustments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(3,654)	(3,738)
Unrealized gains (losses)	480	450
Amounts reclassified from accumulated other comprehensive income (loss)	0	0
Tax effect	0	0
Net of tax amount	480	450
Ending balance	(3,174)	(3,288)
Defined benefit pension plans [member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(519)	(809)
Unrealized gains (losses)	0	0
Amounts reclassified from accumulated other comprehensive income (loss)	31	50
Tax effect	(7)	(13)
Net of tax amount	24	37
Ending balance	$ (495)	$ (772)