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Income tax payable (Tables) | 12 Months Ended
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Dec. 31, 2017
Disclosure Of Income Tax Explanatory [Abstract] |
Disclosure of detailed information about Income tax payable [Text Block] |
(€ million) |  | December 31, 2017 |  | December 31, 2016
Italian subsidiaries |  |  | 174 |  |  |  | 97 |
Non-Italian subsidiaires |  |  | 298 |  |  |  | 329 |
|  |  | 472 |  |  |  | 426 |

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- Definition The disclosure of detailed information about Income tax payable. + References No definition available. + Details
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Balance Type: | na
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- References No definition available. + Details
Name: | E_DisclosureOfIncomeTaxExplanatoryAbstract
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