Commitments and Contingent Liabilities Litigation - Chemours (Details)	3 Months Ended	12 Months Ended
	Jun. 30, 2017 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Sep. 30, 2029 USD ($)	Dec. 31, 2028 USD ($)	Sep. 30, 2023 USD ($)	Jan. 28, 2022 USD ($)	Dec. 31, 2018 lawsuits
Performance Chemicals [Member]
Loss Contingencies [Line Items]
(Loss) Income from Discontinued Operation, before Income Tax		$ 48,000,000	$ 65,000,000
PFAS [Member]
Loss Contingencies [Line Items]
Escrow Account Balance					$ 700,000,000
Withdrawal Amount after Year 6		200,000,000
MOU Terms for Withdrawals		125,000,000
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
Corteva and Dupont stray liability threshold for PFAS		$ 300,000,000
PFAS [Member] | Minimum [Member]
Loss Contingencies [Line Items]
Corteva and Dupont stray liability threshold for PFAS		1
PFAS [Member] | Minimum [Member] | Once $300 million threshold is met [Member]
Loss Contingencies [Line Items]
De minimis threshold		1,000,000
DuPont de Nemours [Member]
Loss Contingencies [Line Items]
Amount credited to each company's threshold		$ 150,000,000
PFOA Matters: Multi-District Litigation [Member]
Loss Contingencies [Line Items]
Litigation Settlement Amount	$ 670,700,000
Lawsuits alleging personal injury filed | lawsuits								3,550
Non-PFAS
Loss Contingencies [Line Items]
Request for Remediation Funding Source ("RFS")							$ 900,000,000
Chemours [Member] | PFAS [Member]
Loss Contingencies [Line Items]
MOU Escrow Account Deposit						$ 100,000,000
Escrow Account Deposit Percentage		50.00%
Annual escrow deposit, remainder of period				$ 50,000,000
Chemours [Member] | PFAS [Member] | Maximum [Member]
Loss Contingencies [Line Items]
Total Escrow Deposit Amount				500,000,000
Corteva [Member]
Loss Contingencies [Line Items]
Stray liability sharing percentage		29.00%
Corteva [Member] | PFAS [Member]
Loss Contingencies [Line Items]
Corteva and DuPont stray liability sharing percentage for PFAS		5000.00%
Corteva [Member] | DuPont de Nemours [Member]
Loss Contingencies [Line Items]
Stray liability threshold		$ 200,000,000
Corteva [Member] | DuPont de Nemours [Member] | PFAS [Member]
Loss Contingencies [Line Items]
MOU Escrow Account Deposit						$ 100,000,000
Escrow Account Deposit Percentage		50.00%
Corteva and DuPont stray liability sharing percentage for PFAS		50.00%
Annual escrow deposit, remainder of period				50,000,000
Corteva [Member] | DuPont de Nemours [Member] | PFAS [Member] | Maximum [Member]
Loss Contingencies [Line Items]
Qualified Spend and Escrow Account Contribution Threshold		$ 2,000,000,000
Total Escrow Deposit Amount				$ 500,000,000
DuPont de Nemours [Member]
Loss Contingencies [Line Items]
Stray liability sharing percentage		71.00%
DuPont de Nemours [Member] | PFAS [Member]
Loss Contingencies [Line Items]
Corteva and DuPont stray liability sharing percentage for PFAS		5000.00%
DuPont de Nemours [Member] | DuPont de Nemours [Member]
Loss Contingencies [Line Items]
Corteva and Dupont stray liability threshold for PFAS		$ 200,000,000
Stray liability threshold		$ 200,000,000