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Income (expense) from investments (Tables) | 12 Months Ended
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Dec. 31, 2018
Disclosure Of Income Expense From Investments [Abstract] |
Disclosure of detailed information about other gain loss from investments [text block] | Other gain (loss) from investments
(€ million) |  | 2018 |  | 2017 |  | 2016
Dividends |  |  | 231 |  |  |  | 205 |  |  |  | 143 |
Net gain (loss) on disposals |  |  | 22 |  |  |  | 163 |  |  |  | (14 | )
Other net income (expense) |  |  | 910 |  |  |  | (33 | ) |  |  | (183 | )
|  |  | 1,163 |  |  |  | 335 |  |  |  | (54 | )

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