XML 172 R165.htm IDEA: XBRL DOCUMENT v3.8.0.1

Trade and other payables (Details Textual) - EUR (€) € in Millions	Dec. 31, 2017	Dec. 31, 2016
DisclosureOfTradeAndOtherPayablesExplanatoryLineItems [Line Items]
Current advances received	€ 797	€ 526
Hydrocarbons [Member]
DisclosureOfTradeAndOtherPayablesExplanatoryLineItems [Line Items]
Current advances received	180
Exploration & Production Segment [Member]
DisclosureOfTradeAndOtherPayablesExplanatoryLineItems [Line Items]
Current advances received	€ 444	€ 153

X

- References

No definition available.

+ Details

Name:	E_DisclosureOfTradeAndOtherPayablesExplanatoryLineItems
Namespace Prefix:	E_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount of current payments received for goods or services to be provided in the future. [Refer: Advances received]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2017-01-01
-Paragraph 55
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_55&doctype=Standard
-URIDate 2017-03-09

+ Details

Name:	ifrs-full_CurrentAdvances
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	ifrs-full_ProductsAndServicesAxis=E_HydrocarbonsMember
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: