Amount credited to each company's threshold for PFAS costs shared between DuPont and Corteva.

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No later than each of September 30, 2021 and September 30, 2022, Chemours shall deposit $100 million into an escrow account and DuPont and Corteva shall together deposit $100 million in the aggregate into an escrow account.

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No later than September 30 of each subsequent year through and including 2028, Chemours shall deposit $50 million into an escrow account and DuPont and Corteva shall together deposit $50 million in the aggregate into an escrow account

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- Definition

Corteva and DuPont stray liability sharing percentage for PFAS

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Amount by which DuPont and Corteva will share PFAS costs. After threshold is exceeded, companies will share proportionally on basis of 29% (Corteva) and 71% (DuPont).

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No definition available.

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Amount by which DuPont and Corteva will share PFAS costs. After threshold is exceeded, companies will share proportionally on basis of 29% (Corteva) and 71% (DuPont).

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No definition available.

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- Definition

Term of cost sharing arrangement under the MOU.

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Amount by which if escrow is below, on December 31, 2028, then Chemours will make 50% of the deposits and DuPont and Corteva together will make 50% of the deposits necessary to restore the balance of the escrow account to $700MM.

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No definition available.

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Percentage of deposits to be made to the escrow account as part of the cost sharing agreement under the MOU.

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- Definition

Indemnification asset for liabilities indemnified against certain litigation, environmental, workers' compensation and other liabilities that arose prior to the spin-off of Corteva.

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- Definition

MOU Escrow Account Balance

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The MOU provides that no withdrawals from the MOU Escrow Account can be made before year six, except to fund mutually agreed upon third-party settlements in excess of $125 million.

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- Definition

Pending Lawsuits, Number

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- Definition

Qualified Spend and Escrow Account Contribution Threshold

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Stray liability sharing percentage

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- Definition

Threshold to waive MOU escrow account funding obligation

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No definition available.

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- Definition

From September 30, 2021 through September 30, 2028, Chemours will deposit a total of $500 million in the escrow account and DuPont and Corteva will deposit an additional $500 million pursuant to the terms of the Letter Agreement.

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No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Commitments and Contingent Liabilities Chemours (Details) $ in Millions	6 Months Ended
	Jun. 30, 2026 USD ($) lawsuits	Mar. 31, 2030 USD ($)	Dec. 31, 2029 USD ($)	Dec. 31, 2028 USD ($)	Dec. 31, 2025 USD ($)	Jun. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Dec. 31, 2023 USD ($)	Mar. 31, 2023 USD ($)
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
DuPont de Nemours [Member]
Loss Contingencies [Line Items]
Stray liability sharing percentage	71.00%
DuPont de Nemours and Corteva
Loss Contingencies [Line Items]
Corteva and DuPont stray liability threshold for PFAS	$ 200
Chemours [Member] \| Accounts and Notes Receivable [Member]
Loss Contingencies [Line Items]
Indemnification Assets	140				$ 138	$ 144
Chemours [Member] \| Other assets, Noncurrent
Loss Contingencies [Line Items]
Indemnification Assets	484				$ 470	$ 373
PFAS [Member]
Loss Contingencies [Line Items]
MOU Terms for Withdrawals	125
Threshold to waive MOU escrow account funding obligation							$ 100
MOU Escrow Account Balance	$ 105
PFAS [Member] \| Maximum [Member]
Loss Contingencies [Line Items]
Cost Sharing Arrangement Term	20 years
Qualified Spend and Escrow Account Contribution Threshold	$ 4,000
PFAS [Member] \| Maximum [Member] \| Subsequent Event
Loss Contingencies [Line Items]
Escrow Account Balance				$ 700
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
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
PFAS [Member] \| Corteva [Member] \| Maximum [Member]
Loss Contingencies [Line Items]
Qualified Spend and Escrow Account Contribution Threshold	$ 600
PFAS [Member] \| Corteva and DuPont
Loss Contingencies [Line Items]
Stray liability sharing percentage for PFAS	50.00%
Amount credited to each company's threshold	$ 150
Escrow Account Deposit Percentage	50.00%
PFAS [Member] \| Corteva and DuPont \| Maximum [Member]
Loss Contingencies [Line Items]
Qualified Spend and Escrow Account Contribution Threshold	$ 2,000
Corteva and Dupont stray liability threshold for PFAS	$ 300
PFAS [Member] \| Corteva and DuPont \| Maximum [Member] \| Subsequent Event
Loss Contingencies [Line Items]
Total Escrow Deposit Amount			$ 500
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
PFAS [Member] \| Chemours [Member]
Loss Contingencies [Line Items]
Annual Escrow Deposit									$ 100
PFAS [Member] \| DuPont de Nemours and Corteva
Loss Contingencies [Line Items]
Annual Escrow Deposit									$ 100
Asbestos Issue
Loss Contingencies [Line Items]
Pending Lawsuits, Number \| lawsuits	900