Debt - Finance lease liabilities (Detail) - EUR (€) € in Millions	Dec. 31, 2017	Dec. 31, 2016
Finance lease liabilities [Line items]
Future minimum lease payments	€ 306	€ 307
Interest on lease	24	28
Present value of minimum lease	281	279
Less than one year [Member]
Finance lease liabilities [Line items]
Future minimum lease payments	93	93
Interest on lease	6	8
Present value of minimum lease	87	85
Between one and five years [Member]
Finance lease liabilities [Line items]
Future minimum lease payments	184	181
Interest on lease	14	15
Present value of minimum lease	170	166
Later than five years [Member]
Finance lease liabilities [Line items]
Future minimum lease payments	29	33
Interest on lease	4	5
Present value of minimum lease	€ 24	€ 28

The amount representing the difference between the future minimum finance lease payments and their present value. Minimum lease payments are payments over the lease term that the lessee is or can be required to make, excluding contingent rent, costs for services and taxes to be paid by, and reimbursed to, the lessor, together with: (a) for a lessee, any amounts guaranteed by the lessee or by a party related to the lessee; or (b) for a lessor, any residual value guaranteed to the lessor by: (i) the lessee; (ii) a party related to the lessee; or (iii) a third party unrelated to the lessor that is financially capable of discharging the obligations under the guarantee.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Note Expiry date 2019-01-01
-Name IAS
-Number 17
-IssueDate 2017-01-01
-Paragraph 31
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=17&date=2017-03-02&anchor=para_31_b&doctype=Standard&book=B
-URIDate 2017-03-09

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- Definition

The amount of payments over the finance lease term that the lessee is or can be required to make, excluding contingent rent, costs for services and taxes to be paid by, and reimbursed to, the lessor, together with any amounts guaranteed by the lessee or by a party related to the lessee.

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- Definition

The present value of minimum finance lease payments payable. [Refer: Minimum finance lease payments payable]

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No definition available.

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