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EID - Related Party Transactions (Details) - EID [Member] - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020 | Dec. 31, 2020
Related Party Transaction [Line Items] |  |  |  |  |
Long Term Debt - Related Party | $ 2,443 | $ 3,712 | $ 2,443 | $ 3,712 | $ 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 | $ 11 | $ 19 | $ 39 | $ 82 |
Corteva [Member] | Accrued and Other Current Liabilities [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
CTVA Related Party Liability | 61 | 110 | 61 | 110 | $ 92
Corteva [Member] | Other noncurrent obligations |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
CTVA Related Party Liability | $ 90 | $ 84 | $ 90 | $ 84 | $ 92

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