Supplementary Information Other Income (Expense) - Net (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Interest income		$ 31	$ 25	$ 63	$ 60
Equity in earnings (losses) of affiliates - net		(1)	(1)	10	7
Net gain (loss) on sales of businesses and other assets		13	13	17	17
Net exchange gains (losses)	[1]	(25)	(78)	(52)	(137)
Non-operating pension and other post employment benefit credits (costs)	[2]	(6)	(36)	(12)	(72)
Miscellaneous income and expenses, net	[3]	91	(36)	92	(87)
Other income (expense) - net		103	(113)	$ 118	(212)
Argentina, Pesos
Net exchange gains (losses)		$ (11)	$ (18)		$ (28)

[1] Includes net pre-tax exchange gains (losses) of $(11) million associated with impacts from the devaluation of the Argentine Peso for both the three and six months ended June 30, 2025, and $(18) million and $(28) million for the three and six months ended June 30, 2024, 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] The three and six months ended June 30, 2025 includes the receipt of insurance proceeds and other items. The three and six months ended June 30, 2024 includes estimated settlement reserves 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, while the six months ended June 30, 2024 additionally includes the recognition of an indemnification payment negotiated with the prior Stoller owners.