XML 323 R216.htm IDEA: XBRL DOCUMENT
v3.24.1

Other information about investments - Subsidiaries - Global Gas & LNG Portfolio (Details) - EUR (€) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022
Subsidiaries |  |
Share capital | € 4,005,000,000 | € 4,005,000,000
ENI SpA |  |
Subsidiaries |  |
Share capital | € 4,005,358,876 | € 4,005,358,876
Foreign (outside Italy) | Subsidiaries Five [Member] |  |
Subsidiaries |  |
Company name | Oleodotto del Reno SA |
Global Gas & LNG Portfolio | Italy | Subsidiaries One [Member] |  |
Subsidiaries |  |
Company name | Eni Gas Transport Services Srl |
Registered office | San Donato Milanese (MI) |
Country of operation | Italy |
Share capital | € 120,000 |
Consolidation or valuation method | Co. |
Global Gas & LNG Portfolio | Italy | Subsidiaries One [Member] | ENI SpA |  |
Subsidiaries |  |
% Ownership | 100.00% |
Global Gas & LNG Portfolio | Italy | Subsidiaries Two [Member] |  |
Subsidiaries |  |
Company name | Eni Global Energy Markets SpA |
Registered office | Rome |
Country of operation | Italy |
Share capital | € 41,233,720 |
% Equity ratio | 100.00% |
Consolidation or valuation method | F.C. |
Global Gas & LNG Portfolio | Italy | Subsidiaries Two [Member] | ENI SpA |  |
Subsidiaries |  |
% Ownership | 100.00% |
Global Gas & LNG Portfolio | Italy | Subsidiaries Three [Member] |  |
Subsidiaries |  |
Company name | LNG Shipping SpA |
Registered office | San Donato Milanese (MI) |
Country of operation | Italy |
Share capital | € 240,900,000 |
% Equity ratio | 100.00% |
Consolidation or valuation method | F.C. |
Global Gas & LNG Portfolio | Italy | Subsidiaries Three [Member] | ENI SpA |  |
Subsidiaries |  |
% Ownership | 100.00% |
Global Gas & LNG Portfolio | Foreign (outside Italy) | Subsidiaries Four [Member] |  |
Subsidiaries |  |
Company name | Eni España Comercializadora de Gas SAU |
Registered office | Madrid (Spain) |
Country of operation | Spain |
Share capital | € 2,340,240 |
% Equity ratio | 100.00% |
Consolidation or valuation method | F.C. |
Global Gas & LNG Portfolio | Foreign (outside Italy) | Subsidiaries Four [Member] | ENI SpA |  |
Subsidiaries |  |
% Ownership | 100.00% |
Global Gas & LNG Portfolio | Foreign (outside Italy) | Subsidiaries Five [Member] |  |
Subsidiaries |  |
Company name | Eni G&P Trading BV |
Registered office | Amsterdam (Netherlands) |
Country of operation | Turkey |
Share capital | € 70,000 |
% Equity ratio | 100.00% |
Consolidation or valuation method | F.C. |
Global Gas & LNG Portfolio | Foreign (outside Italy) | Subsidiaries Five [Member] | Eni International BV |  |
Subsidiaries |  |
% Ownership | 100.00% |
Global Gas & LNG Portfolio | Foreign (outside Italy) | Subsidiaries Six [Member] |  |
Subsidiaries |  |
Company name | Eni Gas Liquefaction BV |
Registered office | Amsterdam (Netherlands) |
Country of operation | Netherlands |
Share capital | € 20,000 |
% Equity ratio | 100.00% |
Consolidation or valuation method | F.C. |
Global Gas & LNG Portfolio | Foreign (outside Italy) | Subsidiaries Six [Member] | Eni International BV |  |
Subsidiaries |  |
% Ownership | 100.00% |

X
- Definition The percentage of equity ratio. + References No definition available. + Details
Name: | e_PercentageOfEquityRatio
Namespace Prefix: | e_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The address at which the entity's office is registered. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 138 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_138_a&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_AddressOfRegisteredOfficeOfEntity
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The nominal value of capital issued. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 78 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_78_e&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_IssuedCapital
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The description of the method used to account for investments in subsidiaries. [Refer: Subsidiaries [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2023-01-01 -Paragraph 16 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_16_c&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2023-01-01 -Paragraph 17 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_17_c&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_MethodUsedToAccountForInvestmentsInSubsidiaries
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The name of a subsidiary. [Refer: Subsidiaries [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2023-01-01 -Paragraph 17 -Subparagraph b -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_17_b_i&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2023-01-01 -Paragraph 16 -Subparagraph b -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_16_b_i&doctype=Standard -URIDate 2023-03-23 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2023-01-01 -Paragraph 12 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_12_a&doctype=Standard -URIDate 2023-03-23 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2023-01-01 -Paragraph 19B -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_19B_a&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_NameOfSubsidiary
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The principal place of business of a subsidiary. [Refer: Principal place of business; Subsidiaries [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2023-01-01 -Paragraph 16 -Subparagraph b -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_16_b_ii&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2023-01-01 -Paragraph 17 -Subparagraph b -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_17_b_ii&doctype=Standard -URIDate 2023-03-23 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2023-01-01 -Paragraph 12 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_12_b&doctype=Standard -URIDate 2023-03-23 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2023-01-01 -Paragraph 19B -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_19B_b&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_PrincipalPlaceOfBusinessOfSubsidiary
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The proportion of ownership interest in a subsidiary attributable to the entity. [Refer: Subsidiaries [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2023-01-01 -Paragraph 17 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_17_b_iii&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2023-01-01 -Paragraph 16 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_16_b_iii&doctype=Standard -URIDate 2023-03-23 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2023-01-01 -Paragraph 19B -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_19B_c&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_ProportionOfOwnershipInterestInSubsidiary
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=srt_ParentCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_GeographicalAreasAxis=ifrs-full_ForeignCountriesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=e_SubsidiariesFiveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | ifrs-full_GeographicalAreasAxis=country_IT
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=e_SubsidiariesOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=e_SubsidiariesTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=e_SubsidiariesThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=e_SubsidiariesFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=e_EniInternationalBVMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=e_SubsidiariesSixMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |