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Segment information - Additional Information (Details) | Dec. 31, 2020 EUR (€) segment | Dec. 31, 2019 EUR (€) | Dec. 31, 2018 EUR (€)
--- | --- | --- | ---
Disclosure of operating segments [line items] |  |  |
Number of reportable segment | segment | 2 |  |
Property and equipment | € 313,000,000 | € 291,000,000 |
Luxembourg |  |  |
Disclosure of operating segments [line items] |  |  |
Property and equipment | € 0 | € 0 | € 0

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- Definition The amount of tangible assets that: (a) are held for use in the production or supply of goods or services, for rental to others, or for administrative purposes; and (b) are expected to be used during more than one period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2020-01-01 -Paragraph 73 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=16&code=ifrs-tx-2020-en-r&anchor=para_73_e&doctype=Standard -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 54 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_54_a&doctype=Standard -URIDate 2020-01-01 + Details
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- Details
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