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Commitments and Contingent Liabilities (Tables) | 9 Months Ended
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Sep. 30, 2021
Commitments and Contingencies Disclosure [Abstract] |
Schedule of Environmental Loss Contingencies by Site [Table Text Block] |
| As of September 30, 2021
(In millions) | Indemnification Asset | Accrual balance 3 | Potential exposure above amount accrued 3
Environmental Remediation Stray Liabilities |  |  |
Chemours related obligations - subject to indemnity 1,2 | $ | 156 |  | $ | 156 |  | $ | 266 |
Other discontinued or divested businesses obligations 1 | 10 |  | 77 |  | 187 |
Environmental remediation liabilities primarily related to DuPont - subject to indemnity from DuPont 2 | 38 |  | 38 |  | 64 |
Environmental remediation liabilities not subject to indemnity | — |  | 72 |  | 49 |
Indemnification liabilities related to the MOU 4 | 9 |  | 111 |  | 20 |
Total | $ | 213 |  | $ | 454 |  | $ | 586 |
1.Represents liabilities that are subject to the $200 million thresholds and sharing arrangements as discussed on page 24, under the header "Corteva Separation Agreement." 2.The company has recorded an indemnification asset related to these accruals, including $40 million related to the Superfund sites. 3.Accrual balance represents management’s best estimate of the costs of remediation and restoration, although it is reasonably possible that the potential exposure, as indicated, could range above the amounts accrued, as there are inherent uncertainties in these estimates. Accrual balances includes $67 million for remediation of Superfund sites. 4.Represents liabilities that are subject to the $150 million thresholds and sharing agreements as discussed on page 23, under the header "Chemours / Performance Chemicals."

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