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EID - Related Party Transactions (Details) - EID [Member] - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Related Party Transaction [Line Items]
Long Term Debt - Related Party	$ 2,745	$ 3,842	$ 2,745	$ 3,842	$ 3,459
Corteva [Member]
Related Party Transaction [Line Items]
Debt, Weighted Average Interest Rate	1.52%	1.80%	1.52%	1.80%	1.62%
Interest Expense, Related Party	$ 13	$ 31	$ 28	$ 63
Corteva [Member] | Accrued and Other Current Liabilities [Member]
Related Party Transaction [Line Items]
CTVA Related Party Liability	57	119	57	119	$ 92
Corteva [Member] | Other noncurrent obligations
Related Party Transaction [Line Items]
CTVA Related Party Liability	$ 91	$ 82	$ 91	$ 82	$ 92

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- Definition

Payables to Corteva, Inc. related to Corteva's indemnification liabilities to Dow and DuPont per the Separation Agreements.

+ References

No definition available.

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- Definition

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- Definition

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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (d)
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(k)(1))
-URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.23)
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