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

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Lawsuits alleging personal injury which were filed.

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Qualified Spend and Escrow Account Contribution Threshold

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Stray liability sharing percentage

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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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Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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Amount awarded to other party in judgment or settlement of litigation.

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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	3 Months Ended
	Mar. 31, 2022 USD ($)	Dec. 31, 2018 USD ($) lawsuits	Sep. 30, 2029 USD ($)	Dec. 31, 2028 USD ($)	Sep. 30, 2023 USD ($)
Performance Chemicals
Loss Contingencies [Line Items]
Income (loss) from discontinued operations before income taxes	$ 4.0
PFAS [Member]
Loss Contingencies [Line Items]
Escrow Account Balance				$ 700.0
PFAS [Member] \| Maximum [Member]
Loss Contingencies [Line Items]
Cost Sharing Arrangement Term	20 years
Qualified Spend and Escrow Account Contribution Threshold	$ 4,000.0
Corteva and DuPont stray liability threshold for PFAS	300.0
PFOA Matters: Multi-District Litigation [Member]
Loss Contingencies [Line Items]
Litigation Settlement, Amount Awarded to Other Party		$ 670.7
Lawsuits alleging personal injury filed \| lawsuits		3,550
DuPont de Nemours [Member]
Loss Contingencies [Line Items]
Amount credited to each company's threshold	$ 150.0
Chemours [Member] \| PFAS [Member]
Loss Contingencies [Line Items]
Annual Escrow Deposit					$ 100.0
Annual Escrow Deposit, remainder of period			$ 50.0
Chemours [Member] \| PFAS [Member] \| Maximum [Member]
Loss Contingencies [Line Items]
Total Escrow Deposit Amount			500.0
Corteva [Member]
Loss Contingencies [Line Items]
Stray liability sharing percentage	29.00%
Corteva [Member] \| PFAS [Member]
Loss Contingencies [Line Items]
Stray liability sharing percentage for PFAS	50.00%
Corteva [Member] \| DuPont de Nemours [Member] \| PFAS [Member]
Loss Contingencies [Line Items]
Stray liability sharing percentage for PFAS	50.00%
Annual Escrow Deposit					$ 100.0
Annual Escrow Deposit, remainder of period			50.0
Escrow Account Deposit Percentage	50.00%
Corteva [Member] \| DuPont de Nemours [Member] \| PFAS [Member] \| Maximum [Member]
Loss Contingencies [Line Items]
Qualified Spend and Escrow Account Contribution Threshold	$ 2,000.0
Total Escrow Deposit Amount			$ 500.0
DuPont de Nemours [Member]
Loss Contingencies [Line Items]
Stray liability sharing percentage	71.00%
DuPont de Nemours [Member] \| PFAS [Member]
Loss Contingencies [Line Items]
Stray liability sharing percentage for PFAS	50.00%
DuPont de Nemours [Member] \| DuPont de Nemours [Member]
Loss Contingencies [Line Items]
Corteva and DuPont stray liability threshold for PFAS	$ 200.0