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v3.23.2

Commitments and Contingencies - Narrative (Details) $ in Millions | 1 Months Ended | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jul. 31, 2023 item | Nov. 30, 2022 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2022 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2022 USD ($) | Jan. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |
Environmental loss contingency accrual |  |  | $ 20.0 |  | $ 20.0 |  |  | $ 22.0
Environmental Loss Contingency, Statement of Financial Position [Extensible Enumeration] |  |  | Accrued Liabilities |  | Accrued Liabilities |  |  | Accrued Liabilities
Minimum Carbon Dioxide Supply |  |  |  |  |  |  | $ 15.0 |
Maximum fee payable |  |  |  |  |  |  | $ 45.0 |
Number of petitions denied | item | 26 |  |  |  |  |  |  |
Starfire Holding Corporation |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |
Ownership percentage by principal owner |  |  | 99.60% |  | 99.60% |  |  |
Pension funding indemnity agreement with subsidiary |  |  | $ 250.0 |  | $ 250.0 |  |  |
ACF |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |
Funded status of related party pension plan |  |  | $ 42.0 |  | $ 42.0 |  |  |
Icahn Enterprises Holdings | ACF | Minimum |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |
Ownership percentage by principal owner |  |  | 80.00% |  | 80.00% |  |  |
Mr. Icahn and affiliates | Minimum |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |
Affiliate ownership interest |  |  |  |  | 80.00% |  |  |
Mr. Icahn and affiliates | Icahn Enterprises G.P. |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |
Affiliate ownership in parent company general partner |  |  |  |  | 100.00% |  |  |
Mr. Icahn and affiliates | Icahn Enterprises Holdings |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |
Affiliate ownership interest |  |  |  |  | 85.00% |  |  |
Energy Segment |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |
Amount of quantifying alleged damages |  |  |  |  | $ 6.8 |  |  |
Expense (benefit) |  |  | $ 48.0 | $ 135.0 | 37.0 | $ 241.0 |  |
RFS position |  |  | $ 599.0 |  | $ 599.0 |  |  | $ 692.0
Insurance policies coverage limits |  | $ 50.0 |  |  |  |  |  |

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