XML 145 R185.htm IDEA: XBRL DOCUMENT
v3.20.1

Revenues and other income - Other income and revenues (Details) - EUR (€) € in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Revenues and other income |  |  |
Gains from sale of assets and businesses | € 152 | € 454 | € 3,288
Other proceeds | 1,008 | 662 | 770
Other revenue | € 1,160 | € 1,116 | € 4,058

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

X
- Definition The amount of gain on sale of assets and businesses. + References No definition available. + Details
Name: | e_GainOnSaleOfAssetsAndBusinesses
Namespace Prefix: | e_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Other income and revenues + References No definition available. + Details
Name: | e_OtherIncomeAndRevenues
Namespace Prefix: | e_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of other income and revenue from other proceeds. + References No definition available. + Details
Name: | e_OtherRevenueFromOtherProceeds
Namespace Prefix: | e_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration