v3.25.2
Pensions and Other Postretirement Benefits (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 28, 2025
Jun. 29, 2024
Jun. 28, 2025
Jun. 29, 2024
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 380 382 760 763
Expected return on plan assets 0 0 0 0
Amortization of prior service cost 1 17 2 33
Amortization of losses (gains) 0 (109) 0 (217)
Curtailment and settlement losses 0 0 0 0
Net periodic benefit cost 381 290 762 579
Defined Benefit Pension Plans [Member] | Non-U.S. Plans [Member]        
Components of net periodic pension cost [Abstract]        
Net service cost 765 776 1,494 1,566
Interest cost 1,582 1,664 3,070 3,350
Expected return on plan assets (560) (582) (1,100) (1,178)
Amortization of prior service cost 36 57 70 114
Amortization of losses (gains) 258 453 500 910
Curtailment and settlement losses 24 101 47 206
Net periodic benefit cost 2,105 2,469 4,081 4,968
Other Postretirement Benefits [Member] | U.S. Plans [Member]        
Components of net periodic pension cost [Abstract]        
Net service cost 5 5 10 10
Interest cost 50 52 101 105
Amortization of losses (gains) (52) (60) (104) (120)
Net periodic benefit cost 3 (3) 7 (5)
Other Postretirement Benefits [Member] | Non-U.S. Plans [Member]        
Components of net periodic pension cost [Abstract]        
Net service cost 60 60 115 120
Interest cost 60 61 116 122
Amortization of losses (gains) 15 20 29 41
Net periodic benefit cost $ 135 $ 141 $ 260 $ 283