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Provisions - Additional information (Details) - EUR (€) € in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022
Provisions |  |
Provisions | € 15,533.0 | € 15,267.0
New or increased provisions | 1,935.0 |
Changes in scope of consolidation | 88.0 |
Reversal of utilized provisions | (1,661.0) |
ISAF SpA |  |
Provisions |  |
Provisions | 168.0 |
Natural gas and oil products | Exploration & Production |  |
Provisions |  |
Short-term portion of the risk provisions | 1.3 |
Provisions for site restoration, abandonment and social projects |  |
Provisions |  |
Provisions | 9,470.0 | € 9,322.0
New or increased provisions | 310.0 |
Changes in scope of consolidation | 88.0 |
Reversal of utilized provisions | € (731.0) |
Provisions for site restoration, abandonment and social projects | Minimum |  |
Provisions |  |
Discount rate | 2.20% | 0.30%
Provisions for site restoration, abandonment and social projects | Maximum |  |
Provisions |  |
Discount rate | 5.40% | 6.10%
Provisions for site restoration, abandonment and social projects | Exploration & Production |  |
Provisions |  |
Changes in scope of consolidation | € 87.0 |
Period to incur expenditures | 50 years |
Threshold period to start utilizations essentially | 12 months |
Estimated costs for social projects |  |
Provisions |  |
New or increased provisions | € 185.0 |
Estimated costs for social projects | Exploration & Production |  |
Provisions |  |
Provisions | 817.0 |
Estimated costs for social projects | Exploration & Production | Basilicata region [member] |  |
Provisions |  |
Provisions | 442.0 |
Provisions for site restoration | Global Gas & LNG Portfolio |  |
Provisions |  |
Provisions | 8,027.0 |
Provisions for site abandonment |  |
Provisions |  |
New or increased provisions | 92.0 |
Provisions for site restoration and abandonment |  |
Provisions |  |
New or increased provisions | 33.0 |
Provisions for site restoration and abandonment | Enilive and Refining [member] |  |
Provisions |  |
Provisions | 547.0 |
Environmental provisions |  |
Provisions |  |
Provisions | 3,613.0 | € 3,503.0
New or increased provisions | 783.0 |
Reversal of utilized provisions | (476.0) |
Environmental provisions | Eni Rewind SpA |  |
Provisions |  |
Provisions | 2,391.0 |
Environmental provisions | Enilive and Refining [member] |  |
Provisions |  |
Provisions | 739.0 |
Provisions for current groundwater remediation activities |  |
Provisions |  |
New or increased provisions | 283.0 |
Provisions for refining plants, depots, fuel distribution systems and oil pipelines [member] |  |
Provisions |  |
New or increased provisions | 200.0 |
Provisions for remediation activities at petrochemical plants [member] |  |
Provisions |  |
New or increased provisions | 58.0 |
Provisions for litigations |  |
Provisions |  |
Provisions | 681.0 | 947.0
New or increased provisions | 132.0 |
Reversal of utilized provisions | (202.0) |
Provisions for litigations | Exploration & Production |  |
Provisions |  |
Provisions | 290.0 |
Provisions for taxes other than income taxes |  |
Provisions |  |
Provisions | 183.0 | 219.0
New or increased provisions | 16.0 |
Reversal of utilized provisions | (16.0) |
Provisions for taxes other than income taxes | Exploration & Production |  |
Provisions |  |
Provisions | 154.0 |
Loss adjustments and actuarial provisions for Eni's insurance companies |  |
Provisions |  |
Provisions | 245.0 | 327.0
New or increased provisions | 97.0 |
Reversal of utilized provisions | (161.0) |
Reinsurance receivables | 38.0 |
Provisions for losses on investments |  |
Provisions |  |
Provisions | 208.0 | 189.0
New or increased provisions | 20.0 |
Provisions for Everen (ex OIL) insurance cover |  |
Provisions |  |
Provisions | 105.0 | € 97.0
New or increased provisions | € 3.0 |
Period for charging increased insurance premiums | 5 years |

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