XML 184 R86.htm IDEA: XBRL DOCUMENT
v3.23.1

Business combinations and other significant transactions - Acquisitions - Additional Information (Details) € in Millions, m³ / d in Millions, Tonnes / yr in Millions, m³ / yr in Billions |  |  |  |  |  | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 29, 2022 EUR (€) MW | Aug. 26, 2022 Tonnes / yr | Aug. 26, 2022 m³ / d | Aug. 26, 2022 m³ / yr | Aug. 04, 2022 EUR (€) MW | Feb. 18, 2022 EUR (€) MW | Jan. 12, 2022 EUR (€) MW | Dec. 31, 2021 EUR (€) | Dec. 31, 2022 EUR (€) | Dec. 31, 2020 EUR (€)
Business combinations and other significant transactions |  |  |  |  |  |  |  |  |  |
Consideration |  |  |  |  |  |  |  |  | € 1,667 | € 112
Net financial liabilities |  |  |  |  |  |  |  |  | 541 |
Cash and cash equivalents |  |  |  |  |  |  |  |  | 31 |
Goodwill |  |  |  |  |  |  |  |  | 482 |
SKGR Energy Single Member SA (now Eni Plenitude Renewables Hellas Single Member SA) |  |  |  |  |  |  |  |  |  |
Business combinations and other significant transactions |  |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |  |  | 52 |
SKGR Energy Single Member SA (now Eni Plenitude Renewables Hellas Single Member SA) | Greece | Plenitude |  |  |  |  |  |  |  |  |  |
Business combinations and other significant transactions |  |  |  |  |  |  |  |  |  |
Net financial liabilities |  |  |  |  |  |  | € 1 |  |  |
Power generating capacity, existing or in advanced development | MW |  |  |  |  |  |  | 800 |  |  |
Cash consideration |  |  |  |  |  |  | € 51 |  |  |
Goodwill |  |  |  |  |  |  | € 52 |  |  |
Equity interest acquired (as a percent) |  |  |  |  |  |  | 100.00% |  |  |
Corazon I / Guajillo |  |  |  |  |  |  |  |  |  |
Business combinations and other significant transactions |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  |  |  |  |  |  |  |  | 2 |
Corazon I / Guajillo | Plenitude |  |  |  |  |  |  |  |  |  |
Business combinations and other significant transactions |  |  |  |  |  |  |  |  |  |
Net financial liabilities |  |  |  |  |  | € 88 |  |  |  |
Cash and cash equivalents |  |  |  |  |  | 2 |  |  |  |
Cash consideration |  |  |  |  |  | € 121 |  |  |  |
Corazon I Solar plant | Texas | Plenitude |  |  |  |  |  |  |  |  |  |
Business combinations and other significant transactions |  |  |  |  |  |  |  |  |  |
Power generating capacity, existing or in advanced development | MW |  |  |  |  |  | 266 |  |  |  |
Guajillo storage project | Plenitude | Minimum |  |  |  |  |  |  |  |  |  |
Business combinations and other significant transactions |  |  |  |  |  |  |  |  |  |
Power generating capacity, existing or in advanced development | MW |  |  |  |  |  | 200 |  |  |  |
Guajillo storage project | Plenitude | Maximum |  |  |  |  |  |  |  |  |  |
Business combinations and other significant transactions |  |  |  |  |  |  |  |  |  |
Power generating capacity, existing or in advanced development | MW |  |  |  |  |  | 400 |  |  |  |
Energia Eolica Boreas SLU |  |  |  |  |  |  |  |  |  |
Business combinations and other significant transactions |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  |  |  |  |  |  |  |  | 12 |
Goodwill |  |  |  |  |  |  |  |  | 18 |
Energia Eolica Boreas SLU | Plenitude |  |  |  |  |  |  |  |  |  |
Business combinations and other significant transactions |  |  |  |  |  |  |  |  |  |
Net financial liabilities |  |  |  |  | € 59 |  |  |  |  |
Cash and cash equivalents |  |  |  |  | € 12 |  |  |  |  |
Power generating capacity, existing or in advanced development | MW |  |  |  |  | 104.5 |  |  |  |  |
Cash consideration |  |  |  |  | € 87 |  |  |  |  |
Goodwill |  |  |  |  | € 18 |  |  |  |  |
Consideration paid |  |  |  |  |  |  |  | € 16 |  |
Equity interest acquired (as a percent) |  |  |  |  | 100.00% |  |  |  |  |
Export LNG Ltd | Exploration & Production |  |  |  |  |  |  |  |  |  |
Business combinations and other significant transactions |  |  |  |  |  |  |  |  |  |
Equity interest acquired (as a percent) |  | 100.00% | 100.00% | 100.00% |  |  |  |  |  |
Natural gas operating capacity | m³ / d |  |  | 3 |  |  |  |  |  |  |
Natural gas production capacity |  | 0.6 |  | 1 |  |  |  |  |  |
PLT Energia Srl and SEF Srl |  |  |  |  |  |  |  |  |  |
Business combinations and other significant transactions |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  |  |  |  |  |  |  |  | 17 |
Goodwill |  |  |  |  |  |  |  |  | € 412 |
PLT Energia Srl and SEF Srl | Plenitude |  |  |  |  |  |  |  |  |  |
Business combinations and other significant transactions |  |  |  |  |  |  |  |  |  |
Net financial liabilities | € 390 |  |  |  |  |  |  |  |  |
Cash and cash equivalents | € 17 |  |  |  |  |  |  |  |  |
Power generating capacity, existing or in advanced development | MW | 400 |  |  |  |  |  |  |  |  |
Cash consideration | € 750 |  |  |  |  |  |  |  |  |
Goodwill | € 412 |  |  |  |  |  |  |  |  |

X
- References No definition available. + Details
Name: | e_DisclosureOfBusinessCombinationsAndDivestmentsLineItems
Namespace Prefix: | e_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of operating capacity of the natural gas. + References No definition available. + Details
Name: | e_NaturalGasOperatingCapacity
Namespace Prefix: | e_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of production capacity of the natural gas. + References No definition available. + Details
Name: | e_NaturalGasProductionCapacity
Namespace Prefix: | e_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of net financial liabilities recognised as of acquisition date. + References No definition available. + Details
Name: | e_NetFinancialLiabilitiesRecognisedAsOfAcquisitionDate
Namespace Prefix: | e_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The power generating capacity, existing or in advanced development. + References No definition available. + Details
Name: | e_PowerGeneratingCapacityExistingOrInAdvancedDevelopment
Namespace Prefix: | e_
Data Type: | num:powerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The fair value, at acquisition date, of the consideration transferred in a business combination. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph f -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_f&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
Name: | ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount recognised as of the acquisition date for cash and cash equivalents acquired in a business combination. [Refer: Cash and cash equivalents; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
Name: | ifrs-full_CashAndCashEquivalentsRecognisedAsOfAcquisitionDate
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The fair value, at acquisition date, of cash transferred as consideration in a business combination. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph f -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_f_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
Name: | ifrs-full_CashTransferred
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount recognised as of the business combination's acquisition date for goodwill. [Refer: Goodwill; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph IE72 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_IE72&doctype=Illustrative%20Examples -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
Name: | ifrs-full_GoodwillRecognisedAsOfAcquisitionDate
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The percentage of voting equity interests acquired in a business combination. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_c&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
Name: | ifrs-full_PercentageOfVotingEquityInterestsAcquired
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The portion of consideration paid or received, consisting of cash and cash equivalents, in respect of both obtaining and losing control of subsidiaries or other businesses. [Refer: Subsidiaries [member]; Cash and cash equivalents; Consideration paid (received)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2022-03-24 -Paragraph 40 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2022-en-r&anchor=para_40_b&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_PortionOfConsiderationPaidReceivedConsistingOfCashAndCashEquivalents
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | ifrs-full_BusinessCombinationsAxis=e_SkgrEnergySingleMemberSaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_GR
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=e_PlenitudeSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BusinessCombinationsAxis=e_CorazonIGuajilloMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BusinessCombinationsAxis=e_CorazonISolarPlantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_TX
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BusinessCombinationsAxis=e_GuajilloStorageProjectMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_TopOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BusinessCombinationsAxis=e_EnergiaEolicaBoreasSluMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BusinessCombinationsAxis=e_ExportLngLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=e_ExplorationAndProductionSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BusinessCombinationsAxis=e_PltEnergiaSrlAndSefSrlMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |