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Provisions - Additional Information (Detail) € in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2017 EUR (€) | Dec. 31, 2016 EUR (€)
Disclosure of Other Provisions [Line Items] |  |
Total provisions for 2017 and 2016 | € 1,319 | € 1,423
Number of cases | 31 |
Releases | € 191 |
Utilisation | 414 |
Disputed indirect taxes [Member] |  |
Disclosure of Other Provisions [Line Items] |  |
Reduction in the provision for disputed indirect taxes | 261 |
Releases | 68 |
Utilisation | 193 |
Investigations Proceedings Provision [Member] |  |
Disclosure of Other Provisions [Line Items] |  |
Total provisions for 2017 and 2016 | € 80 |

X
- Definition The increase (decrease) in other provisions. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2016-01-13 -Paragraph 84 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=37&date=2016-03-30&anchor=para_84&doctype=Standard -URIDate 2016-03-31 + Details
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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The amount of provisions other than provisions for employee benefits. [Refer: Provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2016-01-13 -Paragraph 84 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=37&date=2016-03-30&anchor=para_84_a&doctype=Standard -URIDate 2016-03-31 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2016-01-13 -Paragraph 78 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2016-03-30&anchor=para_78_d&doctype=Standard -URIDate 2016-03-31 + Details
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- Definition The amount used (ie incurrent and charged against the provision) for other provisions. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2016-01-13 -Paragraph 84 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=37&date=2016-03-30&anchor=para_84_c&doctype=Standard -URIDate 2016-03-31 + Details
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- Definition The amount reversed for unused other provisions. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2016-01-13 -Paragraph 84 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=37&date=2016-03-30&anchor=para_84_d&doctype=Standard -URIDate 2016-03-31 + Details
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- Details
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- Details
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