XML 143 R131.htm IDEA: XBRL DOCUMENT v3.19.2

EID - Basis of Presentation Narrative (Details)	6 Months Ended
	Jun. 30, 2019
Corteva [Member] | EID [Member]
Ownership interest in an entity	100.00%

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- Definition

Ownership interest in an entity

+ References

No definition available.

+ Details

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Namespace Prefix:	dd_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

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- Details

Name:	dd_CompanyAxis=dd_CortevaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

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- Details

Name:	dei_LegalEntityAxis=dd_EIDMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: