Restructuring and Asset Related Charges - Charges since Inception (Details) - Crop Protection Operations Strategy Restructuring Program [Member] $ in Millions	9 Months Ended	23 Months Ended
	Sep. 30, 2025 USD ($)	Sep. 30, 2025 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Cost Incurred to Date	$ 594	$ 594
Payments for Restructuring	(86)	(150)
Minimum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	650	650
Anticipated Cash Payments	330	330
Maximum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	700	700
Anticipated Cash Payments	360	360
Severance and Related Benefit Costs
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Cost Incurred to Date	103	103
Payments for Restructuring	(34)
Severance and Related Benefit Costs | Minimum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	85	85
Severance and Related Benefit Costs | Maximum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	105	105
Asset Related Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Cost Incurred to Date	340	340
Payments for Restructuring	0
Asset Related Charges [Member] | Minimum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	320	320
Asset Related Charges [Member] | Maximum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	340	340
Decommissioning and Demolition
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Cost Incurred to Date	54	54
Payments for Restructuring	(44)
Contract Termination
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Cost Incurred to Date	97	97
Payments for Restructuring	(8)
Contract Termination | Minimum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	245	245
Contract Termination | Maximum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	$ 255	$ 255