Commitments and Contingent Liabilities Chemours (Details) - USD ($)	6 Months Ended
	Jun. 30, 2025	Mar. 31, 2029	Dec. 31, 2028	Dec. 31, 2024	Dec. 31, 2022	Mar. 31, 2022
Corteva [Member]
Loss Contingencies [Line Items]
Stray liability sharing percentage	29.00%
DuPont de Nemours [Member]
Loss Contingencies [Line Items]
Stray liability sharing percentage	71.00%
Corteva and DuPont stray liability threshold for PFAS	$ 200,000,000
PFAS [Member]
Loss Contingencies [Line Items]
MOU Terms for Withdrawals	125,000,000
Threshold to waive MOU escrow account funding obligation				$ 100,000,000
PFAS [Member] | Subsequent Event
Loss Contingencies [Line Items]
Withdrawal Amount after Year 6			$ 200,000,000
PFAS [Member] | Maximum [Member]
Loss Contingencies [Line Items]
Qualified Spend and Escrow Account Contribution Threshold	$ 4,000,000,000
Cost Sharing Arrangement Term	20 years
PFAS [Member] | Maximum [Member] | Subsequent Event
Loss Contingencies [Line Items]
Escrow Account Balance			700,000,000
PFAS [Member] | Minimum [Member]
Loss Contingencies [Line Items]
Corteva and DuPont stray liability threshold for PFAS	$ 1
PFAS [Member] | Chemours [Member]
Loss Contingencies [Line Items]
Escrow Account Deposit Percentage	50.00%
PFAS [Member] | Chemours [Member] | Maximum [Member] | Subsequent Event
Loss Contingencies [Line Items]
Total Escrow Deposit Amount		$ 500,000,000
PFAS [Member] | Chemours [Member] | No later than September 30 of each subsequent year through and including 2028 | Subsequent Event
Loss Contingencies [Line Items]
Annual Escrow Deposit, remainder of period			50,000,000
PFAS [Member] | Corteva [Member]
Loss Contingencies [Line Items]
Stray liability sharing percentage for PFAS	50.00%
PFAS [Member] | Corteva [Member] | Maximum [Member]
Loss Contingencies [Line Items]
Qualified Spend and Escrow Account Contribution Threshold	$ 600,000,000
PFAS [Member] | DuPont de Nemours [Member]
Loss Contingencies [Line Items]
Stray liability sharing percentage for PFAS	50.00%
PFAS [Member] | Corteva and DuPont
Loss Contingencies [Line Items]
Escrow Account Deposit Percentage	50.00%
Amount credited to each company's threshold	$ 150,000,000
Stray liability sharing percentage for PFAS	50.00%
PFAS [Member] | Corteva and DuPont | Maximum [Member]
Loss Contingencies [Line Items]
Qualified Spend and Escrow Account Contribution Threshold	$ 2,000,000,000
Corteva and Dupont stray liability threshold for PFAS	$ 300,000,000
PFAS [Member] | Corteva and DuPont | Maximum [Member] | Subsequent Event
Loss Contingencies [Line Items]
Total Escrow Deposit Amount			$ 500,000,000
PFAS [Member] | Corteva and DuPont | No later than September 30 of each subsequent year through and including 2028
Loss Contingencies [Line Items]
Annual Escrow Deposit, remainder of period					$ 50,000,000
PFAS [Member] | Chemours [Member]
Loss Contingencies [Line Items]
Annual Escrow Deposit						$ 100,000,000
PFAS [Member] | DuPont de Nemours and Corteva
Loss Contingencies [Line Items]
Annual Escrow Deposit						$ 100,000,000