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Related Parties (Tables) | 12 Months Ended
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Dec. 31, 2017
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Summary of Key Management Personnel Compensation | As a result, the aggregate compensation for the Group’s key management is comprised of the following:
(in millions of Euros) |  | Year ended December 31, 2017 |  |  | Year ended December 31, 2016 |  |  | Year ended December 31, 2015 |
Short term employee benefits |  |  | 8 |  |  |  | 10 |  |  |  | 8 |
Directors’ fees |  |  | 1 |  |  |  | 1 |  |  |  | 1 |
Share-based compensation |  |  | 4 |  |  |  | 2 |  |  |  | 2 |
Post-employments benefits |  |  | — |  |  |  | — |  |  |  | 1 |
Termination benefits |  |  | 1 |  |  |  | 1 |  |  |  | 1 |
Employer social contribution |  |  | 1 |  |  |  | 2 |  |  |  | 1 |
Total |  |  | 15 |  |  |  | 16 |  |  |  | 14 |

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- Definition The disclosure of transactions between the entity and its related parties. [Refer: Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2017-01-01 -Paragraph 18 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=24&date=2017-03-01&anchor=para_18&doctype=Standard -URIDate 2017-03-09 + Details
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