v3.26.1
Employee Benefit Plans - Assumptions (Details)
12 Months Ended
Dec. 31, 2026
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Retiree Health        
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Discount rate (percentage)   4.80% 4.90% 4.70%
Discount rate (percentage)   4.90% 4.70% 5.00%
Retiree Health | Forecasted        
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Discount rate (percentage) 4.80%      
United States | Pension Plan        
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Discount rate (percentage)   5.30% 5.60% 4.90%
Rate of compensation increase (percentage)   0.00% 0.00% 0.00%
Interest crediting rate (percentage)   4.50% 4.60% 4.50%
Discount rate (percentage)   5.60% 4.90% 5.10%
Expected return on plan assets (percentage)   7.80% 8.10% 8.10%
Rate of compensation increase (percentage)   0.00% 0.00% 0.00%
Interest crediting rate (percentage)   4.60% 4.50% 4.50%
United States | Pension Plan | Forecasted        
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Discount rate (percentage) 5.30%      
Expected return on plan assets (percentage) 7.50%      
Rate of compensation increase (percentage) 0.00%      
Interest crediting rate (percentage) 4.50%      
Non-U.S. | Pension Plan        
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Discount rate (percentage)   4.80% 4.50% 4.10%
Rate of compensation increase (percentage)   2.20% 2.30% 2.70%
Interest crediting rate (percentage)   2.40% 2.50% 1.50%
Discount rate (percentage)   4.50% 4.10% 4.50%
Expected return on plan assets (percentage)   4.80% 4.30% 4.30%
Rate of compensation increase (percentage)   2.30% 2.70% 2.90%
Interest crediting rate (percentage)   2.60% 2.50% 2.10%
Non-U.S. | Pension Plan | Forecasted        
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Discount rate (percentage) 4.80%      
Expected return on plan assets (percentage) 5.00%      
Rate of compensation increase (percentage) 2.20%      
Interest crediting rate (percentage) 2.40%