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Pension Plans and Other Post Employment Benefit Plans Additional Information (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2020 | Dec. 31, 2025
Defined Benefit and Contribution Disclosures [Line Items] |  |  |  |  |
Pre-tax cash requirements to cover actual net claims costs and related administrative expenses | $ 101 | $ 97 | $ 122 |  |
Trust Asset | $ 316 | 514 |  |  |
U.S. Retirement Savings Plan [Member] |  |  |  |  |
Defined Benefit and Contribution Disclosures [Line Items] |  |  |  |  |
Employer Matching Contribution, Percent of Match | 100.00% |  |  |  |
Employer Matching Contribution, Percent of Employees' Gross Pay | 6.00% |  |  |  |
Employer Discretionary Contribution Percent | 3.00% |  |  |  |
Defined Contribution Plan, Employer Contribution | $ 100 | 101 | 97 |  |
Employers Discretionary Contribution, Vesting Period | 3 years |  |  |  |
Trust Agreement [Member] |  |  |  |  |
Defined Benefit and Contribution Disclosures [Line Items] |  |  |  |  |
Trust Asset Distribution | $ 48 | 47 |  |  |
Trust Asset | 176 | 214 |  |  |
Corteva Other Contribution Plans [Member] |  |  |  |  |
Defined Benefit and Contribution Disclosures [Line Items] |  |  |  |  |
Defined Contribution Plan, Employer Contribution | 46 | 45 | 36 |  |
Pension Plan |  |  |  |  |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |  |  |  |  |
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement | (2) | 0 | (25) |  |
Actuarial (gain) loss | 580 | (311) |  |  |
Employer contributions | 50 | 52 |  |  |
Other Post Employment Benefits Plan |  |  |  |  |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |  |  |  |  |
Defined Benefit Plan, Accumulated Benefit Obligation, Increase (Decrease) for Plan Amendment |  |  |  | $ 939 |
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement | 0 | 0 | 0 |  |
Actuarial (gain) loss | 51 | 49 |  |  |
Employer contributions | 101 | 97 |  |  |
Other Post Employment Benefits Plan | Forecast [Member] |  |  |  |  |
Defined Benefit and Contribution Disclosures [Line Items] |  |  |  |  |
Expected Future Employer Contributions, Next Fiscal Year |  |  |  |  | $ 105
Other Pension Plan [Member] |  |  |  |  |
Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |  |  |  |  |
Employer contributions | $ 50 | $ 52 | $ 60 |  |
Other Pension Plan [Member] | Forecast [Member] |  |  |  |  |
Defined Benefit and Contribution Disclosures [Line Items] |  |  |  |  |
Expected Future Employer Contributions, Next Fiscal Year |  |  |  |  | $ 40

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- Definition Amount of increase (decrease) in accumulated benefit obligation from change in existing term of defined benefit plan or initiation of new defined benefit plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (r) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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