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Derivative financial instruments and hedge accounting - Effects recognized in other operating profit (loss) (Details) - EUR (€) € in Millions | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Derivative financial instruments and hedge accounting |  |  |
Other operating income (expense) | € 287 | € 129 | € (32)
Derivatives |  |  |
Derivative financial instruments and hedge accounting |  |  |
Other operating income (expense) | 287 | 129 | (32)
Cash flow hedge derivatives |  |  |
Derivative financial instruments and hedge accounting |  |  |
Other operating income (expense) | (2) |  | 12
Other derivatives |  |  |
Derivative financial instruments and hedge accounting |  |  |
Other operating income (expense) | € 289 | € 129 | € (44)

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- Definition Disclosure of derivative financial instruments + References No definition available. + Details
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- Definition The amount of operating income (expense) that the entity does not separately disclose in the same statement or note. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 85 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_85&doctype=Standard -URIDate 2019-03-27 + Details
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- Details
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- Details
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- Details
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