Pensions and Other Postretirement Benefits (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Oct. 01, 2022	Sep. 30, 2023	Oct. 01, 2022
Defined Benefit Pension Plans [Member] | U.S. Plans [Member]
Components of net periodic pension cost [Abstract]
Net service cost	$ 0	$ 0	$ 0	$ 0
Interest cost	499	280	1,498	841
Expected return on plan assets	0	0	0	0
Amortization of prior service cost (credit)	36	36	108	108
Amortization of losses (gains)	(30)	427	(90)	1,280
Curtailment and settlement losses	0	0	0	0
Net periodic benefit cost	505	743	1,516	2,229
Defined Benefit Pension Plans [Member] | Non-U.S. Plans [Member]
Components of net periodic pension cost [Abstract]
Net service cost	717	1,010	2,164	3,195
Interest cost	1,708	768	5,114	2,433
Expected return on plan assets	(568)	(418)	(1,708)	(1,318)
Amortization of prior service cost (credit)	56	50	167	159
Amortization of losses (gains)	575	1,140	748	3,616
Curtailment and settlement losses	102	257	315	801
Net periodic benefit cost	2,590	2,807	6,800	8,886
Other Postretirement Benefits [Member] | U.S. Plans [Member]
Components of net periodic pension cost [Abstract]
Net service cost	5	10	16	29
Interest cost	56	45	168	134
Amortization of losses (gains)	(80)	86	(241)	257
Net periodic benefit cost	(19)	141	(57)	420
Other Postretirement Benefits [Member] | Non-U.S. Plans [Member]
Components of net periodic pension cost [Abstract]
Net service cost	34	57	102	180
Interest cost	32	13	94	42
Amortization of losses (gains)	3	20	10	64
Net periodic benefit cost	$ 69	$ 90	$ 206	$ 286