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Restructuring and Asset Related Charges Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Other Asset Related [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Accelerated Prepaid Royalty Amortization Expense | $ 5 | $ 5 | $ 104 | $ 124

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- Definition Asset related cost for non-cash accelerated prepaid royalty amortization expense + References No definition available. + Details
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Namespace Prefix: | ctva_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- 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 No definition available. + Details
Name: | us-gaap_RestructuringCostAndReserveLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_RestructuringCostAndReserveAxis=ctva_OtherAssetRelatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |