Other current assets (Details) - EUR (€)	Jun. 30, 2018	Dec. 31, 2017
Other current assets
Other current assets	€ 773,165,000	€ 604,450,000

The amount of current assets that the entity does not separately disclose in the same statement or note. [Refer: Current assets]

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

Name:	ifrs-full_OtherCurrentAssets
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant