Commitments and Contingent Liabilities Litigation - DuPont (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2020	Dec. 31, 2021
Other discontinued operations [Member]
Loss Contingencies [Line Items]
Loss from Discontinued Operations, Net of Tax, Attributable to Noncontrolling Interest	$ 13,000,000	$ 10,000,000
Accounts and Notes Receivable [Member]
Loss Contingencies [Line Items]
Indemnification Assets	31,000,000		$ 25,000,000
Other Assets [Member]
Loss Contingencies [Line Items]
Indemnification Assets	105,000,000		75,000,000
Accrued and Other Current Liabilities [Member]
Loss Contingencies [Line Items]
Indemnified Liabilities	31,000,000		20,000,000
Other Noncurrent Obligations [Member]
Loss Contingencies [Line Items]
Indemnified Liabilities	115,000,000		$ 117,000,000
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
PFAS [Member] | Maximum [Member]
Loss Contingencies [Line Items]
Corteva and Dupont stray liability threshold for PFAS	300,000,000
DuPont de Nemours [Member]
Loss Contingencies [Line Items]
Amount credited to each company's threshold	$ 150,000,000
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]
Corteva and DuPont stray liability sharing percentage for PFAS	50.00%
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]
Stray liability threshold	$ 200,000,000
Corteva and Dupont stray liability threshold for PFAS	$ 200,000,000