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Operations Classified as Held for Sale - Balance Sheet Breakdown Of Asset Held For Sale And Liabilities Assumed (Details) - EUR (€) € in Millions | Dec. 31, 2022 | Dec. 31, 2021
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Disclosure of subsidiaries [line items] |  |
Non-current assets and disposal groups held for sale | € 7 | € 358
Liabilities associated with non-current assets and disposal groups held for sale | 0 | 134
Telefónica Móviles El Salvador |  |
Disclosure of subsidiaries [line items] |  |
Non-current assets and disposal groups held for sale | 0 | 253
Liabilities associated with non-current assets and disposal groups held for sale | 0 | 134
Fiber optic assets in Colombia |  |
Disclosure of subsidiaries [line items] |  |
Non-current assets and disposal groups held for sale | 0 | 57
Other assets |  |
Disclosure of subsidiaries [line items] |  |
Non-current assets and disposal groups held for sale | 7 | 48
Other liabilities |  |
Disclosure of subsidiaries [line items] |  |
Liabilities associated with non-current assets and disposal groups held for sale | € 0 | € 0

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- Definition The amount of liabilities included in disposal groups classified as held for sale. [Refer: Liabilities; Disposal groups classified as held for sale [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 5 -IssueDate 2022-03-24 -Paragraph 38 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=5&code=ifrs-tx-2022-en-r&anchor=para_38&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 54 -Subparagraph p -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_54_p&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount of non-current assets or disposal groups classified as held for sale or as held for distribution to owners. [Refer: Non-current assets or disposal groups classified as held for distribution to owners; Non-current assets or disposal groups classified as held for sale] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 54 -Subparagraph j -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_54_j&doctype=Standard -URIDate 2022-03-24 + Details
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