Supplementary Information Other Income (Expense) - Net (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2022	Mar. 31, 2021
Equity in earnings (losses) of affiliates - net		$ 10	$ 3
Net gain (loss) on sales of businesses and other assets		(3)	0
Net exchange gains (losses)	[1]	(47)	(35)
Non-operating pension and other post employment benefit credit	[2]	75	325
Miscellaneous expenses - net	[3]	(33)	23
Other income - net		17	337
Interest income		15	21
Hedging Program [Member]
Net exchange gains (losses)		(53)	16
Hedging Program [Member] | Argentine Peso Devaluation [Member]
Net exchange gains (losses)		(15)	(23)
Subsidiary Monetary Position
Net exchange gains (losses)		6	(51)
Segment Reconciling Items [Member]
Net exchange gains (losses)		47	35
Non-operating pension and other post employment benefit credit		(65)	(311)
Interest income		$ (15)	$ (21)

[1] Includes net pre-tax exchange gains (losses) of $(15) million and $(23) million associated with the devaluation of the Argentine peso for the three months ended March 31, 2022 and 2021, 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] Miscellaneous income (expenses) - net for the three months ended March 31, 2022 and 2021 includes changes from remeasurement of an equity investment, 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, losses on sale of receivables and other items. Additionally, the three months ended March 31, 2022 includes estimated settlement reserves and the three months ended March 31, 2021 includes losses on sale of available-for-sale securities.