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Pension and Other Postretirement Healthcare Benefits - Schedule of Weighted Average Assumptions Used (Details)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Pensions | U.S. operations      
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]      
Discount rate 5.76% 5.42% 5.70%
Expected return on plan assets 7.50% 7.50% 7.50%
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]      
Discount rate 5.52% 5.76% 5.42%
Pensions | International      
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]      
Discount rate 5.30% 4.45% 4.70%
Expected return on plan assets 5.85% 5.00% 4.00%
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]      
Discount rate 4.86% 5.30% 4.45%
Rate of compensation increase 4.75% 4.75% 4.76%
Other Post Retirement Benefit Plans | U.S. operations      
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]      
Discount rate 5.95% 5.95% 5.62%
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]      
Discount rate 5.95% 5.95% 5.95%
Other Post Retirement Benefit Plans | International      
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]      
Discount rate 11.68% 11.20% 10.59%
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]      
Discount rate 10.42% 11.53% 10.50%