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Employees - Schedule of Charges Related to Equity-Settled Plans (Details) - EUR (€) € in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disclosure of Share Based Compensation Plans [Line Items]
Share-based compensation costs	€ (177)	€ (161)	€ (108)
Performance share plans
Disclosure of Share Based Compensation Plans [Line Items]
Share-based compensation costs	(168)	(150)	(98)
Other plans
Disclosure of Share Based Compensation Plans [Line Items]
Share-based compensation costs	€ (9)	€ (11)	€ (10)

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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

+ References

No definition available.

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- Definition

The amount of expense from share-based payment transactions with employees. [Refer: Expense from share-based payment transactions]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
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-IssueDate 2021-01-01
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