Revenue Disaggregation of Revenue - Products (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Net Sales	$ 16,908	$ 17,226	$ 17,455
Deferred Revenue Recognized During the Period	3,359	3,342	3,150
Seed [Member]
Disaggregation of Revenue [Line Items]
Net Sales	9,545	9,472	8,979
Seed [Member] | Corn [Member]
Disaggregation of Revenue [Line Items]
Net Sales	6,496	6,447	5,955
Seed [Member] | Soybean [Member]
Disaggregation of Revenue [Line Items]
Net Sales	1,927	1,858	1,810
Seed [Member] | Other oilseeds [Member]
Disaggregation of Revenue [Line Items]
Net Sales	653	708	714
Seed [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Net Sales	469	459	500
Crop Protection [Member]
Disaggregation of Revenue [Line Items]
Net Sales	7,363	7,754	8,476
Crop Protection [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Net Sales	492	519	541
Crop Protection [Member] | Herbicides [Member]
Disaggregation of Revenue [Line Items]
Net Sales	3,599	4,034	4,591
Crop Protection [Member] | Insecticides [Member]
Disaggregation of Revenue [Line Items]
Net Sales	1,715	1,598	1,831
Crop Protection [Member] | Fungicides [Member]
Disaggregation of Revenue [Line Items]
Net Sales	1,081	1,112	1,450
Crop Protection [Member] | Biologicals
Disaggregation of Revenue [Line Items]
Net Sales	$ 476	$ 491	$ 63