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Investments Accounted for Under Equity Method - Additional Information (Detail) € in Millions | 12 Months Ended
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Dec. 31, 2017 EUR (€)
Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] |
Share of losses of joint-ventures in excess of initial investment | € 14

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- Definition Cumulative share of profit (loss) of joint ventures accounted for using equity method. + References No definition available. + Details
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- References No definition available. + Details
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