Segment Reporting Significant Items (Details) - USD ($) $ in Millions		3 Months Ended			9 Months Ended
		Sep. 30, 2024		Sep. 30, 2023	Sep. 30, 2024		Sep. 30, 2023
Segment Reporting Information [Line Items]
Restructuring Charges					$ 199		$ 95
Gain (loss) on sale of assets					17		12
Net Sales		$ 2,326		$ 2,590	12,930		13,519
Seed [Member]
Segment Reporting Information [Line Items]
Net Sales		691		878	7,773		7,837
Crop Protection [Member]
Segment Reporting Information [Line Items]
Net Sales		1,635		1,712	5,157		5,682
Segment Reconciling Items [Member]
Segment Reporting Information [Line Items]
Restructuring Charges	[1]			(2)			(95)
Estimated Settlement Expense	[2]			(66)	(101)		(156)
Gain (Loss) on Disposition of Business	[3]			4			7
Inventory Write-down	[3]						(7)
Gain (loss) on sale of assets	[3]				7
Acquisition-related costs		(1)	[4]	(7)	(6)	[4]	(41)	[4]
Employee Retention Credit							3
Significant Items (benefits) charge		(33)		(71)	(297)		(271)
Restructuring and Asset related charges, net	[1]	(32)			(199)
Segment Reconciling Items [Member] | 2022 Restructuring Actions- Russia Exit
Segment Reporting Information [Line Items]
Inventory Write-down	[3]				2
Russia Seed Sale, pre-tax benefit	[3],[5]						18
Segment Reconciling Items [Member] | Seed [Member]
Segment Reporting Information [Line Items]
Restructuring Charges	[1]	(3)		1	(56)		(74)
Estimated Settlement Expense				0	0	[2]	0
Gain (Loss) on Disposition of Business	[3]			4
Inventory Write-down	[3]				2		(7)
Gain (loss) on sale of assets	[3]				4		4
Acquisition-related costs		0		0	0	[4]	0
Employee Retention Credit							0
Significant Items (benefits) charge		(3)		5	(50)		(59)
Segment Reconciling Items [Member] | Seed [Member] | 2022 Restructuring Actions- Russia Exit
Segment Reporting Information [Line Items]
Russia Seed Sale, pre-tax benefit					18		18	[3],[5]
Net Sales							71
Cost of Revenue							53
Segment Reconciling Items [Member] | Crop Protection [Member]
Segment Reporting Information [Line Items]
Restructuring Charges	[1]	(10)		0	(83)		(11)
Estimated Settlement Expense	[2]			(66)	(101)		(156)
Gain (Loss) on Disposition of Business				0			3	[3]
Inventory Write-down					0	[3]	0
Gain (loss) on sale of assets	[3]				3
Acquisition-related costs		(1)	[4]	(7)	(6)	[4]	(41)	[4]
Employee Retention Credit							3
Significant Items (benefits) charge		(11)		(73)	(187)		(202)
Segment Reconciling Items [Member] | Crop Protection [Member] | 2022 Restructuring Actions- Russia Exit
Segment Reporting Information [Line Items]
Russia Seed Sale, pre-tax benefit							0
Segment Reconciling Items [Member] | Corporate Segment
Segment Reporting Information [Line Items]
Restructuring Charges	[1]	(19)		(3)	(60)		(10)
Estimated Settlement Expense				0	0	[2]	0
Gain (Loss) on Disposition of Business				0			0
Inventory Write-down					0	[3]	0
Gain (loss) on sale of assets	[3]				0
Acquisition-related costs		0		0	0	[4]	0
Employee Retention Credit							0
Significant Items (benefits) charge		$ (19)		$ (3)	$ (60)		(10)
Segment Reconciling Items [Member] | Corporate Segment | 2022 Restructuring Actions- Russia Exit
Segment Reporting Information [Line Items]
Russia Seed Sale, pre-tax benefit							$ 0

[1] Includes restructuring plans and asset related charges as well as accelerated prepaid amortization expense. See Note 5 - Restructuring and Asset Related Charges - Net, to the interim Consolidated Financial Statements, for additional information.

[2] Consists of estimated Lorsban® related charges.

[3] Incremental gains (losses) associated with activities related to the 2022 Restructuring Actions. The nine months ended September 30, 2024 includes a $2 million benefit associated with sales of inventory previously reserved for in association with the 2022 Restructuring Actions.

[4] Relates to acquisition-related costs, including transaction and third-party integration costs associated with the completed acquisitions of Stoller and Symborg as well as the recognition of the inventory fair value step-up. See Note 3 - Business Combinations, to the interim Consolidated Financial Statements, for additional information.

[5] Includes a benefit (charge) of $18 million for the nine months ended September 30, 2023, relating to the sale of seeds already under production in Russia when the decision to exit the country was made and that the company was contractually required to purchase. It consists of $71 million of net sales and $53 million of cost of goods sold for the nine months ended September 30, 2023.