XML 155 R136.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Associates and Joint Ventures - Disclosure Of Purchase Commitments VMO2 (Details) - VMO2 € in Millions | Dec. 31, 2024 EUR (€)
--- | ---
Commitments [Line Items] |
Commitments in relation to joint ventures | € 5,744
Total commitments of joint venture (in percent) | 1
Purchase and other commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | € 1,155
Programming commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 2,320
Network and connectivity commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 1,173
Services agreements |
Commitments [Line Items] |
Commitments in relation to joint ventures | 1,096
2025 |
Commitments [Line Items] |
Commitments in relation to joint ventures | 2,527
2025 | Purchase and other commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 791
2025 | Programming commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 727
2025 | Network and connectivity commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 773
2025 | Services agreements |
Commitments [Line Items] |
Commitments in relation to joint ventures | 236
2026 |
Commitments [Line Items] |
Commitments in relation to joint ventures | 1,260
2026 | Purchase and other commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 189
2026 | Programming commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 728
2026 | Network and connectivity commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 112
2026 | Services agreements |
Commitments [Line Items] |
Commitments in relation to joint ventures | 231
2027 |
Commitments [Line Items] |
Commitments in relation to joint ventures | 955
2027 | Purchase and other commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 109
2027 | Programming commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 618
2027 | Network and connectivity commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 31
2027 | Services agreements |
Commitments [Line Items] |
Commitments in relation to joint ventures | 197
2028 |
Commitments [Line Items] |
Commitments in relation to joint ventures | 512
2028 | Purchase and other commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 61
2028 | Programming commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 247
2028 | Network and connectivity commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 29
2028 | Services agreements |
Commitments [Line Items] |
Commitments in relation to joint ventures | 175
2029 |
Commitments [Line Items] |
Commitments in relation to joint ventures | 209
2029 | Purchase and other commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 5
2029 | Programming commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 0
2029 | Network and connectivity commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 24
2029 | Services agreements |
Commitments [Line Items] |
Commitments in relation to joint ventures | 180
Subsequent years |
Commitments [Line Items] |
Commitments in relation to joint ventures | 281
Subsequent years | Purchase and other commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 0
Subsequent years | Programming commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 0
Subsequent years | Network and connectivity commitments |
Commitments [Line Items] |
Commitments in relation to joint ventures | 204
Subsequent years | Services agreements |
Commitments [Line Items] |
Commitments in relation to joint ventures | € 77

X
- Definition The commitments that the entity has relating to its joint ventures as specified in paragraphs B18-B20 of IFRS 12. [Refer: Total for all joint ventures [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2024-01-01 -Paragraph 23 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2024-en-r&anchor=para_23_a&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_CommitmentsInRelationToJointVentures
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Commitments [Line Items] + References No definition available. + Details
Name: | tef_CommitmentsLineItems
Namespace Prefix: | tef_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage Of Total Commitments Of Joint Venture + References No definition available. + Details
Name: | tef_PercentageOfTotalCommitmentsOfJointVenture
Namespace Prefix: | tef_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | ifrs-full_JointVenturesAxis=tef_VMEDO2UKLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | tef_CommitmentTypeAxis=tef_PurchaseAndOtherCommitmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | tef_CommitmentTypeAxis=tef_ProgrammingCommitmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | tef_CommitmentTypeAxis=tef_NetworkAndConnectivityCommitmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | tef_CommitmentTypeAxis=tef_ServicesAgreementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_NotLaterThanOneYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanTwoYearsAndNotLaterThanThreeYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanThreeYearsAndNotLaterThanFourYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanFourYearsAndNotLaterThanFiveYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanFiveYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |