Segment Reporting Reconciliation of Profitability (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2026	Mar. 31, 2025
Segment Reporting Information [Line Items]
Net Sales		$ 4,905	$ 4,417
Cost of Goods Sold		2,372	2,342
Segments
Segment Reporting Information [Line Items]
Net Sales		4,905	4,417
Cost of Goods Sold		2,363	2,293
Other Expenses	[1]	1,074	905
Segment operating EBITDA		1,468	1,219
Seed [Member] | Segments
Segment Reporting Information [Line Items]
Net Sales		3,023	2,707
Cost of Goods Sold		1,306	1,275
Other Expenses	[1]	683	590
Segment operating EBITDA		1,034	842
Crop Protection [Member] | Segments
Segment Reporting Information [Line Items]
Net Sales		1,882	1,710
Cost of Goods Sold		1,057	1,018
Other Expenses	[1]	391	315
Segment operating EBITDA		$ 434	$ 377

[1] Other expenses consisted primarily of selling, general and administrative expenses and research and development expense, net of depreciation add-back.