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Segment Information - Summary of Additional Information by Geographies (Detail) - EUR (€) € in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Additional information by geographies [line items] |  |  |
Turnover | € 50,982 | € 53,715 | € 52,713
Operating profit | 12,535 | 8,857 | 7,801
Non-underlying items | (3,176) | 543 | 823
Underlying operating profit | 9,359 | 9,400 | 8,624
Share of net profit/(loss) of joint ventures and associates | 185 | 155 | 127
Asia/AMET/RUB [member] |  |  |
Additional information by geographies [line items] |  |  |
Turnover | 22,868 | 23,266 | 22,445
Operating profit | 4,777 | 3,802 | 3,275
Non-underlying items | (437) | 306 | 254
Underlying operating profit | 4,340 | 4,108 | 3,529
Share of net profit/(loss) of joint ventures and associates |  | 12 | (2)
The Americas [member] |  |  |
Additional information by geographies [line items] |  |  |
Turnover | 16,020 | 17,525 | 17,105
Operating profit | 3,586 | 3,086 | 2,504
Non-underlying items | (892) | (23) | 401
Underlying operating profit | 2,694 | 3,063 | 2,905
Share of net profit/(loss) of joint ventures and associates | 114 | 112 | 108
Europe [member] |  |  |
Additional information by geographies [line items] |  |  |
Turnover | 12,094 | 12,924 | 13,163
Operating profit | 4,172 | 1,969 | 2,022
Non-underlying items | (1,847) | 260 | 168
Underlying operating profit | 2,325 | 2,229 | 2,190
Share of net profit/(loss) of joint ventures and associates | € 71 | € 31 | € 21

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