XML 208 R112.htm IDEA: XBRL DOCUMENT
v3.22.1

Property, plant and equipment - Additional information (Details) - EUR (€) € in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Property, plant and equipment |  |  |  |
Borrowing costs capitalised | € 68 | € 73 | € 93 |
Capital expenditure | 4,950 | 4,407 |  |
Currency translation differences | 3,688 | (4,140) |  |
Initial recognition and changes in estimates | 195 | 955 |  |
Changes in the scope of consolidation | (252) |  |  |
Write-off | 352 | 305 |  |
Property, plant and equipment | 56,299 | 53,943 | 62,192 |
Property, plant and equipment, pledged as security | 24 | 24 |  |
Government grants | 105 | € 103 |  |
Spanish Egyptian Gas Co SAE |  |  |  |
Property, plant and equipment |  |  |  |
Changes in the scope of consolidation | 176 |  |  |
Mozambique Rovuma Venture SpA |  |  |  |
Property, plant and equipment |  |  |  |
Changes in the scope of consolidation | (1,318) |  |  |
Property, plant and equipment subject to operating leases |  |  |  |
Property, plant and equipment |  |  |  |
Property, plant and equipment | € 372 |  |  |
Minimum |  |  |  |
Property, plant and equipment |  |  |  |
Interest rate used for capitalizing finance expense | 0.40% | 1.30% |  |
Maximum |  |  |  |
Property, plant and equipment |  |  |  |
Interest rate used for capitalizing finance expense | 2.10% | 2.20% |  |
Accumulated impairment |  |  |  |
Property, plant and equipment |  |  |  |
Property, plant and equipment | € (20,796) | € (20,343) |  |
Estimated costs for social projects |  |  |  |
Property, plant and equipment |  |  |  |
Initial recognition and changes in estimates | 134 |  |  |
US Dollars |  |  |  |
Property, plant and equipment |  |  |  |
Currency translation differences | € 3,603 |  |  |
Nigeria | OML 17 property |  |  |  |
Property, plant and equipment |  |  |  |
Percentage of interest divested | 5.00% |  |  |
Nigeria | Oil Prospecting License 245 |  |  |  |
Property, plant and equipment |  |  |  |
Property, plant and equipment | € 1,176 |  |  |
Unproved mineral interest |  |  |  |
Property, plant and equipment |  |  |  |
Capital expenditure | 9 | 57 |  |
Currency translation differences | 153 | (170) |  |
Property, plant and equipment | 1,819 | 1,763 | 2,162 |
Unproved mineral interest | Nigeria | Oil Prospecting License 245 |  |  |  |
Property, plant and equipment |  |  |  |
Property, plant and equipment | € 867 |  |  |
Unproved mineral interest | Nigeria | Oil Prospecting License 245 | International oil company |  |  |  |
Property, plant and equipment |  |  |  |
Proportion of ownership interest in joint operation | 50.00% |  |  |
Unproved mineral interest | Nigeria | Oil Prospecting License 245 | Nigeria Government |  |  |  |
Property, plant and equipment |  |  |  |
Proportion of ownership interest in joint operation | 50.00% |  |  |
E&P wells, plant and machinery |  |  |  |
Property, plant and equipment |  |  |  |
Capital expenditure | € 8 | 6 |  |
Currency translation differences | 2,956 | (3,325) |  |
Initial recognition and changes in estimates | 200 | 870 |  |
Property, plant and equipment | 42,342 | 39,648 | 46,492 |
E&P wells, plant and machinery | Indonesia, Egypt, Kazakhstan, United States, Angola, Italy, Iraq and Mexico |  |  |  |
Property, plant and equipment |  |  |  |
Transfers | 3,556 |  |  |
E&P exploration assets and appraisal |  |  |  |
Property, plant and equipment |  |  |  |
Capital expenditure | 380 | 265 |  |
Currency translation differences | 106 | (119) |  |
Initial recognition and changes in estimates | (9) | (9) |  |
Changes in the scope of consolidation | (199) |  |  |
Write-off | 331 | 296 |  |
Property, plant and equipment | 1,244 | 1,341 | 1,563 |
E&P exploration assets and appraisal | Gabon, Montenegro, Myanmar, Bahrain, Egypt and Angola |  |  |  |
Property, plant and equipment |  |  |  |
Write-off | 331 |  |  |
Suspended exploration wells pending final determination |  |  |  |
Property, plant and equipment |  |  |  |
Currency translation differences | 100 | (112) | 21 |
Changes in the scope of consolidation | (199) |  |  |
Property, plant and equipment | 1,101 | 1,268 | 1,246 | € 1,101
Exploration wells in progress |  |  |  |
Property, plant and equipment |  |  |  |
Property, plant and equipment | 136 |  |  |
Exploration & Production |  |  |  |
Property, plant and equipment |  |  |  |
Borrowing costs capitalised | 54 | 51 |  |
Capital expenditure | 3,843 | 3,444 |  |
Plenitude & Power |  |  |  |
Property, plant and equipment |  |  |  |
Changes in the scope of consolidation | 658 |  |  |
Plenitude & Power | Italy |  |  |  |
Property, plant and equipment |  |  |  |
Changes in the scope of consolidation | 423 |  |  |
fields including commercial discoveries that proceeds to sanctioning | Suspended exploration wells pending final determination |  |  |  |
Property, plant and equipment |  |  |  |
Property, plant and equipment | € 359 | € 480 | € 505 |

X
- Definition Decrease through write-off, property, plant and equipment + References No definition available. + Details
Name: | e_DecreaseThroughWriteOffPropertyPlantAndEquipment
Namespace Prefix: | e_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Increase (decrease) through changes in scope of consolidation, property, plant and equipment + References No definition available. + Details
Name: | e_IncreaseDecreaseThroughChangesInScopeOfConsolidationPropertyPlantAndEquipment
Namespace Prefix: | e_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Increase (decrease) through initial recognition and changes in estimates, property, plant and equipment + References No definition available. + Details
Name: | e_IncreaseDecreaseThroughInitialRecognitionAndChangesInEstimatesPropertyPlantAndEquipment
Namespace Prefix: | e_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Percentage of interest divested + References No definition available. + Details
Name: | e_PercentageOfInterestDivested
Namespace Prefix: | e_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of additions to property, plant and equipment other than those acquired through business combinations. [Refer: Business combinations [member]; Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2021-01-01 -Paragraph 73 -Subparagraph e -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_73_e_i&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of interest and other costs that an entity incurs in connection with the borrowing of funds that are directly attributable to the acquisition, construction or production of a qualifying asset and which form part of the cost of that asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 23 -IssueDate 2021-01-01 -Paragraph 26 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=23&code=ifrs-tx-2021-en-r&anchor=para_26_a&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_BorrowingCostsCapitalised
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition The weighted average of interest and other costs that an entity incurs in connection with the borrowing of funds applicable to the borrowings of the entity that are outstanding during the period, other than borrowings made specifically for the purpose of obtaining a qualifying asset. [Refer: Weighted average [member]; Borrowings] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 23 -IssueDate 2021-01-01 -Paragraph 26 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=23&code=ifrs-tx-2021-en-r&anchor=para_26_b&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_CapitalisationRateOfBorrowingCostsEligibleForCapitalisation
Namespace Prefix: | ifrs-full_
Data Type: | num:percentItemType
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_DisclosureOfPropertyPlantAndEquipmentLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of assistance by government in the form of transfers of resources to an entity in return for past or future compliance with certain conditions relating to the operating activities of the entity, recognised as deferred income. They exclude those forms of government assistance that cannot reasonably have a value placed upon them and transactions with government that cannot be distinguished from the normal trading transactions of the entity. [Refer: Deferred income other than contract liabilities; Government [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_55&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_GovernmentGrants
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The increase (decrease) in property, plant and equipment resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2021-01-01 -Paragraph 73 -Subparagraph e -Clause viii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_73_e_viii&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The increase (decrease) in property, plant and equipment resulting from transfers from construction in progress. [Refer: Property, plant and equipment; Construction in progress] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 16 -IssueDate 2021-01-01 -Paragraph 73 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_73_e&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_IncreaseDecreaseThroughTransfersFromConstructionInProgressPropertyPlantAndEquipment
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of tangible assets that: (a) are held for use in the production or supply of goods or services, for rental to others, or for administrative purposes; and (b) are expected to be used during more than one period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2021-01-01 -Paragraph 73 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_73_e&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 54 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_54_a&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_PropertyPlantAndEquipment
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of property, plant and equipment pledged as security for liabilities. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2021-01-01 -Paragraph 74 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2021-en-r&anchor=para_74_a&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_PropertyPlantAndEquipmentPledgedAsSecurity
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The proportion of ownership interest in a joint operation attributable to the entity. [Refer: Joint operations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2021-01-01 -Paragraph 21 -Subparagraph a -Clause iv -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2021-en-r&anchor=para_21_a_iv&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_ProportionOfOwnershipInterestInJointOperation
Namespace Prefix: | ifrs-full_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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

X
- Details
Name: | ifrs-full_JointVenturesAxis=e_MozambiqueRovumaVentureSpAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusAxis=ifrs-full_PropertyPlantAndEquipmentSubjectToOperatingLeasesMember
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_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis=ifrs-full_AccumulatedImpairmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfProvisionsAxis=e_EstimatedCostsForSocialProjectsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_USD
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | ifrs-full_ClassesOfAssetsAxis=e_Oml17PropertyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfAssetsAxis=e_OilProspectingLicense245Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=e_UnprovedMineralInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | ifrs-full_CounterpartiesAxis=e_NigeriaGovernmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=e_ExplorationAndProductionWellsPlantAndMachineryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=ifrs-full_TangibleExplorationAndEvaluationAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=e_SuspendedExplorationWellsPendingFinalDeterminationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=e_ExplorationWellsInProgressMember
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_SegmentsAxis=e_PlenitudeAndPowerSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | e_OilAndGasAssetsAxis=e_CommercialDiscoveriesInProgressMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |