XML 212 R196.htm IDEA: XBRL DOCUMENT
v3.22.4

Provisions - Distribution by Segment of Restructuring Costs (Details) - EUR (€) € in Millions | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Disclosure of operating segments [line items] |  |
Restructuring costs | € 179 | € 1,663
Telefónica Spain | Operating segments |  |
Disclosure of operating segments [line items] |  |
Restructuring costs | 57 | 1,382
Telefónica Germany | Operating segments |  |
Disclosure of operating segments [line items] |  |
Restructuring costs | 16 | 22
Telefónica Hispam | Operating segments |  |
Disclosure of operating segments [line items] |  |
Restructuring costs | 98 | 174
Other companies | Operating segments |  |
Disclosure of operating segments [line items] |  |
Restructuring costs | € 8 | € 85

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_DisclosureOfOperatingSegmentsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of provision for restructuring, such as the sale or termination of a line of business; closure of business locations in a country or region or relocation of activities from one country or region to another; changes in management structure; and fundamental reorganisations that have a material effect on the nature and focus of the entity's operations. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 37 -IssueDate 2022-03-24 -Paragraph 70 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2022-en-r&anchor=para_70&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_RestructuringProvision
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_SegmentsAxis=tef_TelefonicaSpainMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentConsolidationItemsAxis=ifrs-full_OperatingSegmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=tef_TelefonicaGermanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=tef_TelefnicaHispamMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=ifrs-full_AllOtherSegmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |