Supplementary Information Other Income (Expense) - Net (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2024	Mar. 31, 2023
Interest income		$ 35	$ 40
Equity in earnings (losses) of affiliates - net		8	3
Net gain (loss) on sales of businesses and other assets		4	(1)
Net exchange gains (losses)	[1]	(59)	(36)
Non-operating pension and other post employment benefit credit	[2]	(36)	(31)
Miscellaneous expenses - net	[3]	(51)	(46)
Other income - net		(99)	(71)
Hedging Program [Member]
Net exchange gains (losses)		(82)	(6)
Hedging Program [Member] | Argentine Peso Devaluation [Member]
Net exchange gains (losses)		(10)	(21)
Subsidiary Monetary Position
Net exchange gains (losses)		$ 23	$ (30)

[1] Includes net pre-tax exchange gains (losses) of $(10) million and $(21) million associated with the devaluation of the Argentine peso for the three months ended March 31, 2024, and 2023, respectively.

[2] Includes non-service related components of net periodic benefit credits (costs) (interest cost, expected return on plan assets, amortization of unrecognized gain (loss), amortization of prior service benefit and settlement gain (loss)).

[3] Includes estimated settlement reserves and other items. The three months ended March 31, 2024 also includes the recognition of an indemnification payment negotiated with prior Stoller owners and tax indemnification adjustments related to changes in indemnification balances as a result of the application of the terms of the Tax Matters Agreement between Corteva and Dow and/or DuPont. The three months ended March 31, 2023 also includes gains on the sale of assets and a loss on the sale of the company’s interest in an equity investment.