v3.25.4
PENSION PLANS AND OTHER POST-EMPLOYMENT BENEFITS - Narrative (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Employer contributions $ 55 $ 51  
Expected contribution for next year 55    
Projected benefit obligation 2,056 2,435 $ 2,704
Accumulated benefit obligation 2,000 2,400  
DuPont plan assets total 1,900    
DuPont U.S. Retirement Savings Plan      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Employer contributions $ 91 92  
Employer matching contribution, percent of match 100.00%    
Employer matching contribution, percent of employees' gross pay 6.00%    
Employer discretionary contribution, percent 3.00%    
Employers discretionary contribution, vesting period 3 years    
Matching employer contributions $ 59 60  
Nonmatching employer contributions 32 32  
DuPont Other Contribution Plans      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Employer contributions 32 32  
Other Postretirement Benefits      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Projected benefit obligation $ 17 $ 27