Segment Reporting Sig Items (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2026	Mar. 31, 2025
Segment Reporting Information [Line Items]
Restructuring and asset related charges - net	[1]	$ (92)	$ (22)
Litigation settlement	[2]	(85)
AltEn facility remediation charges	[3]		(37)
Significant Items		(177)	(59)
Seed [Member]
Segment Reporting Information [Line Items]
Restructuring and asset related charges - net	[1]	0	(3)
Litigation settlement	[2]	0
AltEn facility remediation charges	[3]		(37)
Other Nonrecurring Expense		0	(40)
Crop Protection [Member]
Segment Reporting Information [Line Items]
Restructuring and asset related charges - net	[1]	(14)	(14)
Litigation settlement	[2]	(85)
AltEn facility remediation charges	[3]		0
Other Nonrecurring Expense		(99)	(14)
Corporate Segment
Segment Reporting Information [Line Items]
Restructuring and asset related charges - net	[1]	(78)	(5)
Litigation settlement	[2]	0
AltEn facility remediation charges	[3]		0
Other Nonrecurring Expense		$ (78)	$ (5)

[1] Includes restructuring plans and asset related charges. See Note 4 - Restructuring and Asset Related Charges - Net, to the interim Consolidated Financial Statements, for additional information.

[2] Relates to a settlement charge associated with the Crop Protection loyalty program multi-district litigation plaintiffs. See Note 12 - Commitments and Contingent Liabilities, to the interim Consolidated Financial Statements, for additional information.

[3] Relates to a charge to increase the remediation accrual at the AltEn facility relating to Corteva's estimated voluntary contribution to the solid waste and wastewater remedial action plans. See Note 12 - Commitments and Contingent Liabilities, to the interim Consolidated Financial Statements, for additional information.