v3.25.4
Employee Benefits - Schedule of Assumptions (Details)
12 Months Ended
Jan. 01, 2026
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Retirement Plans        
Benefit obligation:        
Discount rate (as a percent)   5.45% 5.74% 5.27%
Net periodic cost:        
Return on assets (as a percent)   6.25% 6.00% 6.00%
Retirement Plans | U.S.        
Net periodic cost:        
Discount rate (as a percent)   5.74% 5.27% 5.63%
Return on assets (as a percent)   6.25%    
Retirement Plans | U.S. | Subsequent event        
Net periodic cost:        
Return on assets (as a percent) 6.30%      
Retirement Plans | United Kingdom        
Net periodic cost:        
Discount rate (as a percent)   5.53% 4.50% 4.76%
Return on assets (as a percent)   5.40%    
Retirement Plans | United Kingdom | Subsequent event        
Net periodic cost:        
Return on assets (as a percent) 5.50%      
Postretirement Plans        
Benefit obligation:        
Discount rate (as a percent)   5.16% 5.57% 5.18%
Postretirement Plans | U.S.        
Net periodic cost:        
Discount rate (as a percent)   5.57% 5.18% 5.52%