XML 207 R111.htm IDEA: XBRL DOCUMENT
v3.22.1

Property, plant and equipment - Unproved mineral interests (Details) - EUR (€) € in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | € 53,943 | € 62,192
Additions | 4,950 | 4,407
Currency translation differences | 3,688 | (4,140)
Property, plant and equipment - end of the year | 56,299 | 53,943
Unproved mineral interest |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 1,763 | 2,162
Additions | 9 | 57
Net (impairments) reversals | 35 | (196)
Reclassification to Proved Mineral Interest | (141) | (90)
Currency translation differences | 153 | (170)
Property, plant and equipment - end of the year | 1,819 | 1,763
Unproved mineral interest | Congo |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 203 | 253
Net (impairments) reversals | (1) | (25)
Currency translation differences | 16 | (25)
Property, plant and equipment - end of the year | 218 | 203
Unproved mineral interest | Nigeria |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 860 | 939
Reclassification to Proved Mineral Interest | (48) |
Currency translation differences | 80 | (79)
Property, plant and equipment - end of the year | 892 | 860
Unproved mineral interest | Turkmenistan |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year |  | 139
Net (impairments) reversals | 3 | (134)
Reclassification to Proved Mineral Interest |  | (2)
Currency translation differences |  | (3)
Property, plant and equipment - end of the year | 3 |
Unproved mineral interest | United States of America |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 114 | 162
Additions | 3 |
Net (impairments) reversals | 35 | (37)
Reclassification to Proved Mineral Interest | (92) |
Currency translation differences | 8 | (11)
Property, plant and equipment - end of the year | 68 | 114
Unproved mineral interest | Algeria |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 100 | 115
Additions | 6 | 55
Reclassification to Proved Mineral Interest |  | (61)
Currency translation differences | 8 | (9)
Property, plant and equipment - end of the year | 114 | 100
Unproved mineral interest | Egypt |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 18 | 19
Additions |  | 2
Net (impairments) reversals | (2) |
Reclassification to Proved Mineral Interest | (1) | (2)
Currency translation differences | 1 | (1)
Property, plant and equipment - end of the year | 16 | 18
Unproved mineral interest | United Arab Emirates |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 468 | 535
Reclassification to Proved Mineral Interest |  | (25)
Currency translation differences | 40 | (42)
Property, plant and equipment - end of the year | € 508 | € 468

X
- Definition The amount of impairment loss and reversal of impairment loss recognised in profit or loss for property, plant and equipment. + References No definition available. + Details
Name: | e_ImpairmentLossAndReversalOfImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment
Namespace Prefix: | e_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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 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 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. [Refer: Property, plant and equipment] + 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_IncreaseDecreaseThroughTransfersPropertyPlantAndEquipment
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
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=e_UnprovedMineralInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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

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

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

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

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