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Provisions, income tax liabilities and other liabilities - Timing of Future Termination Benefit Payments (Details) - EUR (€) € in Millions | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
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Disclosure of defined benefit plans [line items] |  |  |
Employee termination benefits | € 968 | € 1,039 | € 943
Less than 1 year |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee termination benefits | 517 | 374 | 476
From 1 to 3 years |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee termination benefits | 362 | 448 | 394
From 3 to 5 years |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee termination benefits | 86 | 215 | 67
More than 5 years |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee termination benefits | 3 | 2 | 6
France |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee termination benefits | 611 | 804 | 614
France | Less than 1 year |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee termination benefits | 215 | 185 | 269
France | From 1 to 3 years |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee termination benefits | 315 | 412 | 288
France | From 3 to 5 years |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee termination benefits | 79 | 207 | 53
France | More than 5 years |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee termination benefits | 2 | 0 | 4
Other |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee termination benefits | 357 | 235 | 329
Other | Less than 1 year |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee termination benefits | 302 | 189 | 207
Other | From 1 to 3 years |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee termination benefits | 47 | 36 | 106
Other | From 3 to 5 years |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee termination benefits | 7 | 8 | 14
Other | More than 5 years |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Employee termination benefits | € 1 | € 2 | € 2

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- Definition The present value, without deducting any plan assets, of expected future payments required to settle the obligation resulting from employee service in the current and prior periods. [Refer: Plan assets, at fair value] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 57 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_57_a&doctype=Standard -URIDate 2023-03-23 + Details
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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. + Details
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