Revenue Disaggregation of Revenue - Products (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Net Sales	$ 17,455	$ 15,655	$ 14,217
Seed [Member]
Disaggregation of Revenue [Line Items]
Net Sales	8,979	8,402	7,756
Seed [Member] | Corn [Member]
Disaggregation of Revenue [Line Items]
Net Sales	5,955	5,618	5,182
Seed [Member] | Soybean [Member]
Disaggregation of Revenue [Line Items]
Net Sales	1,810	1,568	1,445
Seed [Member] | Other oilseeds [Member]
Disaggregation of Revenue [Line Items]
Net Sales	714	752	619
Seed [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Net Sales	500	464	510
Crop Protection [Member]
Disaggregation of Revenue [Line Items]
Net Sales	8,476	7,253	6,461
Crop Protection [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Net Sales	604	398	385
Crop Protection [Member] | Herbicides [Member]
Disaggregation of Revenue [Line Items]
Net Sales	4,591	3,815	3,280
Crop Protection [Member] | Insecticides [Member]
Disaggregation of Revenue [Line Items]
Net Sales	1,831	1,730	1,764
Crop Protection [Member] | Fungicides [Member]
Disaggregation of Revenue [Line Items]
Net Sales	$ 1,450	$ 1,310	$ 1,032