v3.26.1
Commitments and Contingent Liabilities Corteva Separation (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Jun. 30, 2025
PFAS [Member] | Minimum [Member]      
Loss Contingencies [Line Items]      
De minimis threshold $ 1    
DuPont de Nemours and Dow [Member] | Accounts and Notes Receivable [Member]      
Loss Contingencies [Line Items]      
Indemnification Assets 101 $ 104 $ 123
DuPont de Nemours and Dow [Member] | Other assets, Noncurrent      
Loss Contingencies [Line Items]      
Indemnification Assets 314 263 246
DuPont de Nemours and Dow [Member] | Accrued and Other Current Liabilities [Member]      
Loss Contingencies [Line Items]      
Indemnified Liabilities 20 26 15
DuPont de Nemours and Dow [Member] | Other noncurrent obligations      
Loss Contingencies [Line Items]      
Indemnified Liabilities $ 106 154 149
Corteva [Member]      
Loss Contingencies [Line Items]      
Stray liability sharing percentage 29.00%    
Corteva [Member] | Accounts and Notes Receivable [Member]      
Loss Contingencies [Line Items]      
Indemnification Assets $ 185    
Corteva [Member] | Accrued and Other Current Liabilities [Member]      
Loss Contingencies [Line Items]      
Estimated Litigation Liability $ 468 $ 874 $ 337
DuPont de Nemours [Member]      
Loss Contingencies [Line Items]      
Stray liability sharing percentage 71.00%