TELEFONICA S A
COMPANY
20-F
FORM
2021-02-25
FILING DATE
2020-12-31
FY PERIOD END
10413
FACTS
SIC 4813
Filing Software Workiva
CIK 0000814052
Taxonomy SEC IFRS 2020  
SIC 4813
CIK 0000814052
Filing Software Workiva
Taxonomy SEC IFRS 2020  
Standard Concepts
688
Extended Concepts
1196
63%
Extended Concepts
Errors
0
What are errors?
What are errors?
Indicate problems with an XBRL formatted filing that are sufficient grounds for SEC rejection of the XBRL portion of the filing.
Data Quality Errors
0
What are data quality errors?
What are data quality errors?
Indicate areas that may not meet the standards set by the Data Quality Committee (DQC), and may reveal areas where the XBRL can be improved.
WARNING
Contexts i0033a75b9ea341f5bf722ee1bbd16791_I20201231, i0063909da97a425faaa3163b79721451_I20191231, i0066ea304db0426891f7dd836896cd3d_I20201231, i008183cd588b45ebb38639aa04813daf_I20201231, i00945528ade647e8b5d03bae96e61c1d_I20201231, i009f5309c6c04f038485ef6e72886a0f_I20201231, i00a8e3d9b1934bd9914e1eeb63f38805_I20201231, i00c775ccb8e54d2e897d1668e7a05569_I20201231, i00c8ecb8ba9c4d6f9666547799d9a264_I20201231, i00d0e39e02d44ee889b07fa626656d08_I20201231, i00e003254f98453a92264437cca0ec28_I202...
WARNING
Concept DeferredTaxLiabilities in ifrs-full/2020 has a negative value -173000000 in context id7eda0a3ad26438f99d65baa1ba26d19_I20201231. Correct the sign, use a more appropriate concept, or change the context.
WARNING
Concept DeferredTaxLiabilities in ifrs-full/2020 has a negative value -17000000 in context i2e44616cb35446bc98c9c5554b88f99c_I20191231. Correct the sign, use a more appropriate concept, or change the context.
WARNING
Concept VEF in currency/2020 used in 60 facts was deprecated in currency/2020 as of 2020-01-31 and should not be used.
WARNING
In submission type 20-F, EntityFilerCategory value "Large Accelerated Filer" requires IcfrAuditorAttestationFlag in the same context, i3617080206c94a08a7f22372c09e6d30_D20200101-20201231.
WARNING
Submission type 20-F should have a non-empty value for EntityFileNumber in Required Context.
WARNING
Submission type 20-F should have a non-empty value for EntityIncorporationStateCountryCode in Required Context.
WARNING
Submission type 20-F should have a non-empty value for EntityAddressAddressLine1 in Required Context.
WARNING
Submission type 20-F should have a non-empty value for EntityAddressCityOrTown in Required Context.
WARNING
Submission type 20-F should have a non-empty value for EntityAddressPostalZipCode in Required Context.
WARNING
Submission type 20-F should have a non-empty value for EntityAddressCountry in Required Context.
WARNING
In submission type 20-F, DocumentRegistrationStatement value should have false in the Required Context.
WARNING
Submission type 20-F should have a non-empty value for DocumentAccountingStandard in Required Context.
WARNING
Submission type 20-F should have a non-empty value for ContactPersonnelName in context with EntityAddressesAddressTypeAxis and BusinessContactMember or UsAgentContactMember.
WARNING
Submission type 20-F should have a non-empty value for EntityAddressAddressLine1 in context with EntityAddressesAddressTypeAxis and BusinessContactMember or UsAgentContactMember.
WARNING
Submission type 20-F should have a non-empty value for EntityAddressCityOrTown in context with EntityAddressesAddressTypeAxis and BusinessContactMember or UsAgentContactMember.
WARNING
Submission type 20-F should have a non-empty value for EntityAddressPostalZipCode in context with EntityAddressesAddressTypeAxis and BusinessContactMember or UsAgentContactMember.
WARNING
In submission type 20-F, at least one of LocalPhoneNumber, ContactPersonnelFaxNumber, ContactPersonnelEmailAddress should have a value.
WARNING
163 fact(s) appearing in ix:hidden were eligible for transformation: dei:CurrentFiscalYearEndDate, dei:DocumentAnnualReport, dei:DocumentPeriodEndDate, dei:DocumentShellCompanyReport, dei:DocumentTransitionReport, dei:DocumentType, dei:EntityCommonStockSharesOutstanding, dei:EntityEmergingGrowthCompany, dei:EntityFilerCategory, dei:EntityRegistrantName, dei:EntityShellCompany, ifrs-full:ActuarialAssumptionOfDiscountRates, ifrs-full:ActuarialAssumptionOfExpectedRatesOfSalaryIncreases, ifrs-ful...
WARNING
Submission type 20-F has 4 cover page fact(s) in ix:hidden that were not referenced by any -sec-ix-hidden style property: EntityCurrentReportingStatus, EntityInteractiveDataCurrent, EntityVoluntaryFilers, EntityWellKnownSeasonedIssuer
WARNING
Role '240074004 - Disclosure - Basis of Presentation of the Consolidated Financial Statements - Translation of Telefonica Venezolana's Financial Statements (Details)', a level 4, Detail role, appears before '240084005 - Disclosure - Basis of Presentation of the Consolidated Financial Statements - Change in Accounting Policy for the Presentation of Hyperinflation Effects in Equity(Details)', a level 1, Note role.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 19465000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value -369000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value -20157000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 1038000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 9038000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 4538000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value -17314000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 987000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value -369000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value -686000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 20302000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 9764000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 384000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 7518000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value -231000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 384000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 44000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 560000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 7496000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 37000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 19042000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 987000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value -688000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 4538000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 17958000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value -17314000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 17958000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 4538000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 1038000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value -20157000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 9038000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 4538000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 19465000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value -688000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 19042000000 and preferred label periodStartLabel, was not shown because there are no facts in a duration starting at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 560000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 44000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 7496000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 37000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 7518000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value -231000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 9764000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2018-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value 20302000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2019-01-01. Change the preferred label role or add facts.
WARNING
In "Consolidated Statements of Changes in Equity", fact ifrs-full:Equity with value -686000000 and preferred label periodEndLabel, was not shown because there are no facts in a duration ending at 2019-01-01. Change the preferred label role or add facts.
What are possible issues?
What are possible issues?
Indicate areas of interest as to the quality of an XBRL formatted filing, and in some cases reveal opportunities for improvement of the XBRL filing.