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Net Periodic Benefit Cost (Tables)
 6 Months Ended
Jun. 30, 2024
Retirement Benefits [Abstract]  
Schedule of Net Benefit Costs [Table Text Block]
Net periodic pension cost for the Company’s defined benefit pension plans and U.S. post-retirement medical plan includes the following components for the three months ended June 30:
 U.S. Pension BenefitsNon-U.S. Pension BenefitsOther U.S. Post-retirement BenefitsTotal
 20242023202420232024202320242023
Service cost, net$397 $289 $3,892 $3,425 $— $— $4,289 $3,714 
Interest cost on projected benefit obligations
1,191 1,256 4,370 4,916 6 8 5,567 6,180 
Expected return on plan assets(1,368)(1,383)(9,050)(8,645)— — (10,418)(10,028)
Recognition of prior service cost
— — (1,120)(1,060)(19)(19)(1,139)(1,079)
Recognition of actuarial losses/(gains)
520 548 3,638 2,561 8 (1)4,166 3,108 
Net periodic pension cost/(credit)
$740 $710 $1,730 $1,197 $(5)$(12)$2,465 $1,895 

Net periodic pension cost for the Company’s defined benefit pension plans and U.S. post-retirement medical plan includes the following components for the six months ended June 30:
 U.S. Pension BenefitsNon-U.S. Pension BenefitsOther U.S. Post-retirement BenefitsTotal
 20242023202420232024202320242023
Service cost, net$794 $579 $7,912 $6,821 $— $— $8,706 $7,400 
Interest cost on projected benefit obligations
2,383 2,511 8,849 9,792 13 15 11,245 12,318 
Expected return on plan assets(2,736)(2,766)(18,395)(17,212)— — (21,131)(19,978)
Recognition of prior service cost— — (2,281)(2,110)(38)(38)(2,319)(2,148)
Recognition of actuarial losses/(gains)1,041 1,096 7,399 5,098 16 (1)8,456 6,193 
Net periodic pension cost/(credit)$1,482 $1,420 $3,484 $2,389 $(9)$(24)$4,957 $3,785