Segment information - Geographical area (Details) - EUR (€) € in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Disclosure of operating segments [line items]
Turnover (€ million)	€ 15,739	€ 15,810	€ 30,428	€ 29,623
Change (%)	(0.40%)		2.70%
Asia Pacific Africa
Disclosure of operating segments [line items]
Turnover (€ million)	€ 6,699	7,061	€ 13,421	13,701
Change (%)	(5.10%)		(2.00%)
The Americas
Disclosure of operating segments [line items]
Turnover (€ million)	€ 5,700	5,414	€ 10,956	9,941
Change (%)	5.30%		10.20%
Europe
Disclosure of operating segments [line items]
Turnover (€ million)	€ 3,340	€ 3,335	€ 6,051	€ 5,982
Change (%)	0.10%		1.20%

The income arising in the course of an entity's ordinary activities. Income is increases in assets, or decreases in liabilities, that result in increases in equity, other than those relating to contributions from holders of equity claims.

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+ Details