EID - Basis of Presentation Narrative (Details) - $ / shares	3 Months Ended
	Mar. 31, 2022	Apr. 28, 2022	Dec. 31, 2021	Aug. 05, 2021	Mar. 31, 2021
EID [Member]
Common Stock, Shares, Outstanding	200		200		200
Common Stock, Par Value	$ 0.30	$ 0.30	$ 0.30		$ 0.30
Common Stock, Shares, Outstanding	725,320,000		743,458,000		747,492,000
Common Stock, Par Value	$ 0.01	$ 0.01	$ 0.01		$ 0.01
Corteva [Member] | EID [Member]
Ownership interest in an entity	100.00%
Corteva [Member]
Common Stock, Par Value	$ 0.01			$ 0.01