Gains and losses on disposal and main changes in scope of consolidation - Gains (losses) on disposal of securities and businesses (Details) - EUR (€) € in Millions	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Disclosure of detailed information about business combination [abstract]
Gains (losses) on disposal of fixed assets	€ 303	€ 180	€ 88
Gains (losses) on disposal of investments and activities	(26)	17	(5)
Gains (losses) on disposal of fixed assets, investments and activities	€ 277	€ 197	€ 83

The gains (losses) on disposals of investments.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
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-IssueDate 2019-01-01
-Paragraph 98
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-URIDate 2019-03-27

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