Employee Benefit Plan, Description of Plan, Notes Receivable from Participants (Details) - EBP 001 [Member]	12 Months Ended
Dec. 31, 2025 USD ($) yr
EBP, Description of Plan [Line Items]
EBP, Note Receivable from Participant, Account, Minimum Borrowing, Amount \| $	$ 1,000
EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount \| $	$ 50,000
EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage	50.00%
EBP, Note Receivable from Participant, Minimum Term	1
EBP, Note Receivable from Participant, Maximum Term	10
EBP, Loan Proceeds Used to Purchase Primary Residence
EBP, Description of Plan [Line Items]
EBP, Note Receivable from Participant, Maximum Term	15
EBP, Loan Transferred into Plan
EBP, Description of Plan [Line Items]
EBP, Note Receivable from Participant, Maximum Term	15
EBP, Loan Proceeds Used for Federally Declared Natural Disasters \| Vested
EBP, Description of Plan [Line Items]
EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount \| $	$ 100,000
EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage	100.00%
Minimum
EBP, Description of Plan [Line Items]
EBP, Asset Held for Investment, Participant Loan, Interest Rate	4.25%
Maximum
EBP, Description of Plan [Line Items]
EBP, Asset Held for Investment, Participant Loan, Interest Rate	9.50%

EBP, Note Receivable from Participant, Maximum Term

No definition available.

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Namespace Prefix:	ctva_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

EBP, Note Receivable from Participant, Minimum Term

+ References

No definition available.

+ Details

Name:	ctva_EBPNoteReceivableFromParticipantMinimumTerm
Namespace Prefix:	ctva_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478416/962-205-50-1

+ Details

Name:	us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems
Namespace Prefix:	us-gaap-ebp_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of maximum account balance that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) can borrow.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 962
-SubTopic 325
-Name Accounting Standards Codification
-Section 55
-Paragraph 17
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478873/962-325-55-17

+ Details

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Namespace Prefix:	us-gaap-ebp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Percentage of maximum account balance that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) can borrow to total participant account balance.

+ References

+ Details

Name:	us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingToTotalAccountPercentage
Namespace Prefix:	us-gaap-ebp_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of minimum account balance that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) can borrow.

+ References

+ Details

Name:	us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMinimumBorrowingAmount
Namespace Prefix:	us-gaap-ebp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Interest rate on participant loan in schedule of asset held for investment of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Employee Retirement Income Security Act of 1974
-Number 2520
-Section 103
-Subsection 10
-Paragraph b
-Subparagraph (1)(i)(D)
-Publisher DOL-EBSA

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 962
-SubTopic 205
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6A-05(a)(Schedule I))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477804/962-205-S99-1

+ Details

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Namespace Prefix:	us-gaap-ebp_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Details

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- Details

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- Details

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- Details

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Namespace Prefix:
Data Type:	na
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- Details

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Namespace Prefix:
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- Details

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- Details

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