XML 214 R143.htm IDEA: XBRL DOCUMENT
v3.19.1

Financial liabilities (Details 4) - EUR (€) € in Millions | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Disclosure Of Information on net borrowings [Line Items] |  |
Short-term Debt | € 2,182 | € 2,242
Borrowings | € 25,865 | 24,707
Weighted Average [Member] |  |
Disclosure Of Information on net borrowings [Line Items] |  |
Borrowings, interest rate |  |
Euro [Member] |  |
Disclosure Of Information on net borrowings [Line Items] |  |
Short-term Debt |  | € 904
Euro [Member] | Weighted Average [Member] |  |
Disclosure Of Information on net borrowings [Line Items] |  |
Borrowings, interest rate |  | 0.50%
United States of America Dollars [Member] |  |
Disclosure Of Information on net borrowings [Line Items] |  |
Short-term Debt |  | € 1,329
United States of America Dollars [Member] | Weighted Average [Member] |  |
Disclosure Of Information on net borrowings [Line Items] |  |
Borrowings, interest rate |  | 1.80%
Other Currencies [Member] |  |
Disclosure Of Information on net borrowings [Line Items] |  |
Short-term Debt |  | € 9
Other Currencies [Member] | Weighted Average [Member] |  |
Disclosure Of Information on net borrowings [Line Items] |  |
Borrowings, interest rate |  | (0.70%)
Long term debt and current portion of longterm debt [Member] |  |
Disclosure Of Information on net borrowings [Line Items] |  |
Short-term Debt | € 2,182 | € 2,242
Borrowings | € 25,865 | 24,707
Long term debt and current portion of longterm debt [Member] | Weighted Average [Member] |  |
Disclosure Of Information on net borrowings [Line Items] |  |
Borrowings, interest rate |  |
Long term debt and current portion of longterm debt [Member] | Euro [Member] |  |
Disclosure Of Information on net borrowings [Line Items] |  |
Borrowings |  | € 20,094
Long term debt and current portion of longterm debt [Member] | Euro [Member] | Weighted Average [Member] |  |
Disclosure Of Information on net borrowings [Line Items] |  |
Borrowings, interest rate |  | 2.40%
Long term debt and current portion of longterm debt [Member] | United States of America Dollars [Member] |  |
Disclosure Of Information on net borrowings [Line Items] |  |
Borrowings |  | € 1,694
Long term debt and current portion of longterm debt [Member] | United States of America Dollars [Member] | Weighted Average [Member] |  |
Disclosure Of Information on net borrowings [Line Items] |  |
Borrowings, interest rate |  | 4.80%
Long term debt and current portion of longterm debt [Member] | Other Currencies [Member] |  |
Disclosure Of Information on net borrowings [Line Items] |  |
Borrowings |  | € 677
Long term debt and current portion of longterm debt [Member] | Other Currencies [Member] | Weighted Average [Member] |  |
Disclosure Of Information on net borrowings [Line Items] |  |
Borrowings, interest rate |  | 4.70%

X
- Definition Disclosure Of Borrowings Explanatory + References No definition available. + Details
Name: | e_DisclosureOfInformationOnNetBorrowingsLineItems
Namespace Prefix: | e_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of outstanding funds that the entity is obligated to repay. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_55&doctype=Standard -URIDate 2018-03-16 + Details
Name: | ifrs-full_Borrowings
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The interest rate on borrowings. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph 7 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2018-03-01&anchor=para_7&doctype=Standard -URIDate 2018-03-16 + Details
Name: | ifrs-full_BorrowingsInterestRate
Namespace Prefix: | ifrs-full_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The amount of current borrowings. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_55&doctype=Standard -URIDate 2018-03-16 + Details
Name: | ifrs-full_ShorttermBorrowings
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Details
Name: | e_TypeOfCurrencyAxis=e_EuroMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | e_TypeOfCurrencyAxis=e_UnitedStatesOfAmericaDollarsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | e_TypeOfCurrencyAxis=e_OtherCurrenciesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=e_LongTermDebtAndCurrentPortionOfLongtermDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |