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Provisions - Additional Information (Detail) - Close down and environmental remediation costs [member] € in Millions | 12 Months Ended
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Dec. 31, 2018 EUR (€)
Disclosure of other provisions [line items] |
Average discount rate | 1.04%
Change in discount rate | 0.50%
Change in provision | € 2
Expected provisions settlement period | 40 years

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- Definition The description of the expected timing of outflows of economic benefits related to other provisions. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2018-01-01 -Paragraph 85 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=37&date=2018-03-01&anchor=para_85_a&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The increase in existing other provisions. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2018-01-01 -Paragraph 84 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=37&date=2018-03-01&anchor=para_84_b&doctype=Standard -URIDate 2018-03-16 + Details
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