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Commitments and Contingent Liabilities Other PFOA Matters / Fayetteville (Details) $ in Millions | 9 Months Ended
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Sep. 30, 2021 USD ($) lawsuits
Firefighting Foam [Member] |
Loss Contingencies [Line Items] |
Loss Contingency, Pending Claims, Number | lawsuits | 1,760
Personal injury cases [Member] | Firefighting Foam [Member] |
Loss Contingencies [Line Items] |
Loss Contingency, Pending Claims, Number | 1,600
Municipal water districts | Firefighting Foam [Member] |
Loss Contingencies [Line Items] |
Loss Contingency, Pending Claims, Number | 96
Chemours Contribution to MDL Settlement |
Loss Contingencies [Line Items] |
Litigation Settlement, Amount Awarded to Other Party | $ 29.0
NEW YORK | PFOA Matters: Drinking Water Actions [Member] |
Loss Contingencies [Line Items] |
Loss Contingency, Pending Claims, Number | 50
NEW JERSEY | PFOA Matters: Drinking Water Actions [Member] |
Loss Contingencies [Line Items] |
Loss Contingency, Pending Claims, Number | lawsuits | 2
NEW JERSEY | Natural Resources Damages [Member] |
Loss Contingencies [Line Items] |
Loss Contingency, Pending Claims, Number | 4
OHIO | PFOA Matters: Drinking Water Actions [Member] |
Loss Contingencies [Line Items] |
Loss Contingency, Pending Claims, Number | lawsuits | 3
NORTH CAROLINA | PFOA Matters: Drinking Water Actions [Member] |
Loss Contingencies [Line Items] |
Loss Contingency, Number of Property Owners | 100
Loss Contingency, Number of Additional Plaintiffs | 100
DELAWARE | Natural Resources Damages [Member] | Corteva [Member] | DuPont de Nemours [Member] |
Loss Contingencies [Line Items] |
Threshold for payments to fund the NRST Trust | $ 50.0
Supplemental payment threshold | $ 25.0
Period for supplemental payment | 8 years
Corteva and DuPont Share of NRST Trust Payment | $ 12.5
DELAWARE | Natural Resources Damages [Member] | Chemours [Member] |
Loss Contingencies [Line Items] |
Chemours share of payment to NRST Trust | $ 25.0
Chemours share of payment to NRST Trust, percentage | 50.00%
NETHERLANDS | PFOA Matters: Drinking Water Actions [Member] |
Loss Contingencies [Line Items] |
Loss Contingency, Pending Claims, Number | lawsuits | 4
Alabama Water Utility [Member] | Natural Resources Damages [Member] |
Loss Contingencies [Line Items] |
Loss Contingency, Pending Claims, Number | 1

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