XML 127 R56.htm IDEA: XBRL DOCUMENT
v3.19.1

Non-current and current inventories (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Disclosure Of Inventories [Abstract] |
Disclosure Of Detailed Information About Inventories [text block] |
(€ million) |  | December 31, 2018 |  | December 31, 2017
Raw and auxiliary materials and consumables |  |  | 889 |  |  |  | 999 |
Materials and supplies |  |  | 1,451 |  |  |  | 1,566 |
Finished products and goods |  |  | 2,274 |  |  |  | 2,000 |
Certificates and emission rights |  |  | 37 |  |  |  | 56 |
|  |  | 4,651 |  |  |  | 4,621 |

X
- Definition The disclosure of detailed information about inventories. + References No definition available. + Details
Name: | e_DisclosureOfDetailedInformationAboutInventoriesTableTextBlock
Namespace Prefix: | e_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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