XML 209 R193.htm IDEA: XBRL DOCUMENT
v3.22.4

Breakdown of Contractual Assets and Liabilities, and Capitalized Costs - Movement In Contract Liabilities (Details) - EUR (€) € in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Contract Assets And Liabilities [Line Items] |  |
Contract liabilities, beginning balance | € 1,787 | € 1,738
Additions | 5,846 | 5,452
Disposals (previous years) | (986) | (729)
Disposals (current year) | (4,756) | (4,705)
Transfers | (6) | (2)
Translation differences and hyperinflation adjustments | 22 | 20
Other movements | 22 | 13
Contract liabilities, ending balance | 1,929 | 1,787
Long-term contracts |  |
Contract Assets And Liabilities [Line Items] |  |
Contract liabilities, beginning balance | 829 | 762
Additions | 300 | 270
Disposals (previous years) | (2) | (4)
Disposals (current year) | 0 | (11)
Transfers | (242) | (206)
Translation differences and hyperinflation adjustments | 6 | 18
Other movements | 0 | 0
Contract liabilities, ending balance | 891 | 829
Short-term contracts |  |
Contract Assets And Liabilities [Line Items] |  |
Contract liabilities, beginning balance | 958 | 976
Additions | 5,546 | 5,182
Disposals (previous years) | (984) | (725)
Disposals (current year) | (4,756) | (4,694)
Transfers | 236 | 204
Translation differences and hyperinflation adjustments | 16 | 2
Other movements | 22 | 13
Contract liabilities, ending balance | € 1,038 | € 958

X
- Definition The amount of an entity’s obligation to transfer goods or services to a customer for which the entity has received consideration (or the amount is due) from the customer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2022-03-24 -Paragraph 105 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2022-en-r&anchor=para_105&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2022-03-24 -Paragraph 116 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2022-en-r&anchor=para_116_a&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_ContractLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The increase in contract liabilities resulting from business combinations. [Refer: Business combinations [member]; Contract liabilities] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 15 -IssueDate 2022-03-24 -Paragraph 118 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2022-en-r&anchor=para_118_a&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_IncreaseThroughBusinessCombinationsContractLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition [Line Items] for Contract Assets And Liabilities [Table] + References No definition available. + Details
Name: | tef_ContractAssetsAndLiabilitiesLineItems
Namespace Prefix: | tef_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Decrease Through Disposals, Contract Liabilities + References No definition available. + Details
Name: | tef_DecreaseThroughDisposalsContractLiabilities
Namespace Prefix: | tef_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Decrease Through Disposals from Prior Years, Contract Liabilities + References No definition available. + Details
Name: | tef_DecreaseThroughDisposalsfromPriorYearsContractLiabilities
Namespace Prefix: | tef_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Increase (Decrease) Through Transfers, Contract Liabilities + References No definition available. + Details
Name: | tef_IncreaseDecreaseThroughTransfersContractLiabilities
Namespace Prefix: | tef_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Increase (Decrease) Through Translation Differences And Hyperinflation Adjustments, Contract Liabilities + References No definition available. + Details
Name: | tef_IncreaseDecreaseThroughTranslationDifferencesAndHyperinflationAdjustmentsContractLiabilities
Namespace Prefix: | tef_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Increase (decrease) through other movements, contract liabilities + References No definition available. + Details
Name: | tef_Increasedecreasethroughothermovementscontractliabilities
Namespace Prefix: | tef_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | ifrs-full_ContractDurationAxis=ifrs-full_LongtermContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ContractDurationAxis=ifrs-full_ShorttermContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |