Supplementary Information Foreign Currency Exchange Gain (Loss) (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Foreign Currency Exchange Gain (Loss) [Line Items]
Pre-tax exchange (losses) gains - net	[1]	$ (78)	$ (104)	$ (137)	$ (140)
Foreign Currency Transaction (Loss) Gain Tax (Expense) Benefit		30	13	37	24
Foreign Currency Transaction (Loss) Gain After Tax		(48)	(91)	(100)	(116)
EID [Member]
Foreign Currency Exchange Gain (Loss) [Line Items]
Foreign Currency Transaction (Loss) Gain After Tax		0	0	1	0
Corteva [Member]
Foreign Currency Exchange Gain (Loss) [Line Items]
Foreign Currency Transaction (Loss) Gain After Tax		(48)	(91)	(99)	(116)
Subsidiary Monetary Position
Foreign Currency Exchange Gain (Loss) [Line Items]
Pre-tax exchange (losses) gains - net		(66)	(48)	(43)	(78)
Foreign Currency Transaction (Loss) Gain Tax (Expense) Benefit		28	(1)	18	8
Foreign Currency Transaction (Loss) Gain After Tax		(38)	(49)	(25)	(70)
Hedging Program [Member]
Foreign Currency Exchange Gain (Loss) [Line Items]
Pre-tax exchange (losses) gains - net		(12)	(56)	(94)	(62)
Foreign Currency Transaction (Loss) Gain Tax (Expense) Benefit		2	14	19	16
Foreign Currency Transaction (Loss) Gain After Tax		$ (10)	$ (42)	$ (75)	$ (46)

[1] Includes net pre-tax exchange gains (losses) of $(18) million and $(28) million associated with the devaluation of the Argentine Peso for the three and six months ended June 30, 2024, respectively, and $(46) million and $(67) million for the three and six months ended June 30, 2023, respectively.