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Commitments and Contingent Liabilities Environmental (Details) $ in Millions | Dec. 31, 2021 USD ($)
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Loss Contingencies [Line Items] |  |
Accrual for Environmental Loss Contingencies | $ 452 | [1],[2]
Accrual for Environmental Loss Contingencies, Potential Exposure in Excess of Accrual | 592 | [1]
Indemnification Asset | 220 |
Chemours related obligation subject to indemnification [Member] |  |
Loss Contingencies [Line Items] |  |
Accrual for Environmental Loss Contingencies | 159 | [1],[2],[3],[4]
Accrual for Environmental Loss Contingencies, Potential Exposure in Excess of Accrual | 262 | [1],[3],[4]
Indemnification Asset | 159 | [3],[4]
Discontinued Operations [Member] |  |
Loss Contingencies [Line Items] |  |
Indemnification Asset | 15 | [3]
Environmental remediation liabilities primarily related to DuPont - subject to indemnity from DuPont [Member] |  |
Loss Contingencies [Line Items] |  |
Accrual for Environmental Loss Contingencies | 37 | [1],[2],[4]
Accrual for Environmental Loss Contingencies, Potential Exposure in Excess of Accrual | 66 | [1],[4]
Indemnification Asset | 37 | [4]
Not subject to indemnification [Member] |  |
Loss Contingencies [Line Items] |  |
Accrual for Environmental Loss Contingencies | 99 | [1],[2]
Accrual for Environmental Loss Contingencies, Potential Exposure in Excess of Accrual | 28 | [1]
Indemnification Asset | 9 |
Other Discontinued or Divested Business Obligations |  |
Loss Contingencies [Line Items] |  |
Accrual for Environmental Loss Contingencies | 75 | [1],[2],[3]
Accrual for Environmental Loss Contingencies, Potential Exposure in Excess of Accrual | 187 | [1],[3]
DuPont de Nemours [Member] | DuPont de Nemours [Member] |  |
Loss Contingencies [Line Items] |  |
Stray liability threshold | 200 |
Superfund Sites [Member] | Chemours [Member] | Indemnification Agreement [Member] |  |
Loss Contingencies [Line Items] |  |
Indemnification Asset | $ 40 |
[1] | 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 balance includes $68 million for remediation of Superfund sites. Amounts do not include possible impacts from the remediation elements of the EPAs October 2021 PFAS Strategic Roadmap (as applicable) or possible revisions to Chemours’ Consent Order with the North Carolina Department of Environmental Quality, as any possible impacts, to the extent such items would be reimbursable under the MOU, are not yet determinable.
[2] | Represents liabilities that are subject to the $150 million threshold and sharing agreements as discussed on page F-44, under the header "Chemours / Performance Chemicals.
[3] | Represents liabilities that are subject the $200 million threshold and sharing arrangements as discussed on page F-46, under Corteva Separation Agreement.
[4] | The company has recorded an indemnification asset related to these accruals, including $40 million related to the Superfund sites.

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