XML 105 R89.htm IDEA: XBRL DOCUMENT
v3.22.4

Basis of Presentation of the Consolidated Financial Statements - Agreement between Telefonica de Espana (Details) € in Millions, R$ in Millions |  | 12 Months Ended |
--- | --- | --- | ---
Dec. 20, 2022 EUR (€) | Dec. 31, 2022 EUR (€) | Dec. 31, 2021 EUR (€) | Dec. 31, 2020 EUR (€) | Apr. 20, 2022 EUR (€) | Apr. 20, 2022 BRL (R$)
Disclosure of subsidiaries [line items] |  |  |  |  |  |
Acquisitions and disposals of non-controlling interests and business combinations (Note 2) |  | € 781 | € (473) | € 580 |  |
Deferred tax assets |  | 4,884 | 5,616 | 6,416 |  |
Deferred tax assets for temporary differences |  |  |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |  |  |
Deferred tax assets |  | 5,205 | 4,610 |  |  |
Retained earnings |  |  |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |  |  |
Acquisitions and disposals of non-controlling interests and business combinations (Note 2) |  | 936 | (354) | (223) |  |
Non-controlling interests |  |  |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |  |  |
Acquisitions and disposals of non-controlling interests and business combinations (Note 2) |  | (155) | € (119) | € 318 |  |
Bluevia Fibra, S.L.U. | Deferred tax assets for temporary differences |  |  |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |  |  |
Deferred tax assets |  | € 548 |  |  |  | R$ 548
Bluevia Fibra, S.L.U. | Retained earnings |  |  |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |  |  |
Acquisitions and disposals of non-controlling interests and business combinations (Note 2) | € 986 |  |  |  |  |
Bluevia Fibra, S.L.U. | Non-controlling interests |  |  |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |  |  |
Acquisitions and disposals of non-controlling interests and business combinations (Note 2) | € 23 |  |  |  |  |
Vauban/CAA | Bluevia Fibra, S.L.U. |  |  |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |  |  |
Proportion of voting rights held in associate (in percentage) | 45.00% |  |  |  |  |
Consideration (share purchase price) |  |  |  |  | € 1,021 | R$ 1,021

X
- Definition The fair value, at acquisition date, of cash transferred as consideration in a business combination. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2022-03-24 -Paragraph B64 -Subparagraph f -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2022-en-r&anchor=para_B64_f_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 + Details
Name: | ifrs-full_CashTransferred
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amounts of income taxes recoverable in future periods in respect of: (a) deductible temporary differences; (b) the carryforward of unused tax losses; and (c) the carryforward of unused tax credits. [Refer: Temporary differences [member]; Unused tax credits [member]; Unused tax losses [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2022-03-24 -Paragraph 81 -Subparagraph g -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2022-en-r&anchor=para_81_g_i&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 o -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_54_o&doctype=Standard -URIDate 2022-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 56 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_56&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_DeferredTaxAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- 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
Name: | ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The increase (decrease) in the entity's equity resulting from the change in the equity of subsidiaries. [Refer: Subsidiaries [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 106 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_106_d&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_IncreaseDecreaseThroughChangeInEquityOfSubsidiaries
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The proportion of the voting rights in an associate held by the entity. [Refer: Associates [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2022-03-24 -Paragraph 17 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2022-en-r&anchor=para_17_b_iii&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2022-03-24 -Paragraph 16 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2022-en-r&anchor=para_16_b_iii&doctype=Standard -URIDate 2022-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2022-03-24 -Paragraph 21 -Subparagraph a -Clause iv -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2022-en-r&anchor=para_21_a_iv&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_ProportionOfVotingPowerHeldInAssociate
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=ifrs-full_TemporaryDifferenceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ComponentsOfEquityAxis=ifrs-full_RetainedEarningsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ComponentsOfEquityAxis=ifrs-full_NoncontrollingInterestsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=tef_BlueviaFibraSLUMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=tef_VaubanCAAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |