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Provisions - Schedule of details of provisions (Details) - EUR (€) € in Millions | Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
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Disclosure of other provisions [line items] |  |  |  |
Provisions | € 8,355 | € 8,407 | € 8,441 | € 8,149
Post-employment plans |  |  |  |
Disclosure of other provisions [line items] |  |  |  |
Provisions | 1,656 | 1,731 | 2,225 | 2,392
Other long term employee benefits |  |  |  |
Disclosure of other provisions [line items] |  |  |  |
Provisions | 993 | 915 | 880 | 950
Taxes and other legal contingencies |  |  |  |
Disclosure of other provisions [line items] |  |  |  |
Provisions | 2,989 | 2,717 | 2,715 |
Contingent liabilities and commitments |  |  |  |
Disclosure of other provisions [line items] |  |  |  |
Provisions | 713 | 710 | 702 | € 734
Other provisions |  |  |  |
Disclosure of other provisions [line items] |  |  |  |
Provisions | € 2,004 | € 2,334 | € 1,919 |

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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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- Definition The amount of liabilities of uncertain timing or amount, including provisions for employee benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2027-01-01 -Name IAS -Number 1 -IssueDate 2025-01-01 -Paragraph 54 -Subparagraph l -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_54_l&doctype=Standard -URIDate 2025-03-27 + Details
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- Details
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- Details
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