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Finance Costs-Net - Summary of Finance Costs - Net (Detail) - EUR (€) € in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Analysis of income and expense [abstract]
Interest received	€ 7	€ 5	€ 1
Finance income	7	5	1
Interest expense on borrowings paid or payable	(147)	(171)	(149)
Expenses on factoring arrangements paid or payable	(16)	(12)	(11)
Net loss on settlement of debt	(91)	(4)
Realized and unrealized (losses) / gains on debt derivatives at fair value	(79)	45	50
Realized and unrealized exchange gains / (losses) on financing activities-net	91	(42)	(48)
Other finance expense	(15)	1	(6)
Capitalized borrowing costs	7	11	8
Finance expense	(250)	(172)	(156)
Finance costs-net	€ (243)	€ (167)	€ (155)

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Borrowing costs capitalised credit.

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Expenses on factoring arrangements paid or payable.

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Realized and Unrealized Exchange Gains (Losses) on Financing Activities - Net

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The amount of costs associated with financing activities of the entity.

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The amount of income associated with interest and other financing activities of the entity.

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The gain (loss) arising from the difference between the carrying amount of the financial liability extinguished and the measurement of the consideration paid (equity instruments issued) to the creditor. [Refer: Carrying amount [member]]

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The gains (losses) resulting from change in the fair value of derivatives recognised in profit or loss. [Refer: Derivatives [member]]

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The amount of finance income or cost that the entity does not separately disclose in the same statement or note. [Refer: Finance income (cost)]

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