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Lease Liabilities - Narrative (Details) - EUR (€) € in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Disclosure of finance lease and operating lease by lessee [Line Items] |  |  |
Additions related to fixed asset sale and leaseback transactions | € 125 | € 51 |
Capital gains arising from sale and leaseback transactions | 381 | 263 | € 79
Additions | 2,487 | 2,030 |
Lease liabilities not yet commenced | 1,569 | 1,307 |
Lease liabilities | 8,677 | 8,070 | € 5,294
Transfers and others | 223 | 59 |
Sale of the towers division of Telxius |  | 2,650 |
Telxius Group |  |  |
Disclosure of finance lease and operating lease by lessee [Line Items] |  |  |
Lease liabilities |  | 2,775 |
Sale of the towers division of Telxius |  | 125 |
Oi Group |  |  |
Disclosure of finance lease and operating lease by lessee [Line Items] |  |  |
Additions | 117 |  |
Incremental Group |  |  |
Disclosure of finance lease and operating lease by lessee [Line Items] |  |  |
Additions | 2 |  |
BE-terna |  |  |
Disclosure of finance lease and operating lease by lessee [Line Items] |  |  |
Additions | € 5 |  |
Cancom Ltd. |  |  |
Disclosure of finance lease and operating lease by lessee [Line Items] |  |  |
Additions |  | 14 |
Pegaso PCS S.A. de CV |  |  |
Disclosure of finance lease and operating lease by lessee [Line Items] |  |  |
Transfers and others |  | 264 |
Telefónica El Salvador |  |  |
Disclosure of finance lease and operating lease by lessee [Line Items] |  |  |
Transfers and others |  | € 43 |

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- Definition The gains (losses) arising from sale and leaseback transactions. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2022-03-24 -Paragraph 53 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2022-en-r&anchor=para_53_i&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount of liabilities related to the entity's leases. Lease is a contract, or part of a contract, that conveys the right to use an underlying asset for a period of time in exchange for consideration. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2022-03-24 -Paragraph 47 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2022-en-r&anchor=para_47_b&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition Addition Of Lease Liabilities, Sale Of Divisions + References No definition available. + Details
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- Definition Additions to Lease Liabilities + References No definition available. + Details
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- Definition Additions to Lease Liabilities related to Fixed Asset Sale and Leaseback Transaction + References No definition available. + Details
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- Definition [Line Items] for Disclosure of finance lease and operating lease by lessee [Table] + References No definition available. + Details
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- Definition Exposure Arising From Leases Not Yet Commenced To Which Lessee Is Committed + References No definition available. + Details
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- Definition Transfers and Others of Lease Liabilities + References No definition available. + Details
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- Details
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- Details
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- Details
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