EID Basis of Presentation (Details) - $ / shares	12 Months Ended
Dec. 31, 2021	Feb. 03, 2022	Dec. 31, 2020	Dec. 31, 2019	Jun. 01, 2019
Common Stock, Shares, Outstanding	726,527,000		743,458,000	748,577,000	748,815,000
Common Stock, Par Value	$ 0.01	$ 0.01	$ 0.01
EID [Member]
Common Stock, Shares, Outstanding	200		200
Common Stock, Par Value	$ 0.30	$ 0.30	$ 0.30
Corteva [Member] \| EID [Member]
Ownership interest in an entity	100.00%

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21463-112644

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Name:	us-gaap_CommonStockSharesOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant