XML 205 R189.htm IDEA: XBRL DOCUMENT v3.22.4

Payables and Other Current Liabilities - Information on Average Payment Period to Suppliers (Details) - EUR (€) € in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Payments to Suppliers [Line Items]
Total payments	€ 29,509	€ 29,236	€ 31,080
Telefónica, S.A.
Payments to Suppliers [Line Items]
Weighted average maturity period	53 days	54 days
Ratio of payments	55 days	56 days
Ratio of outstanding invoices	42 days	42 days
Total payments	€ 8,362	€ 7,671
Outstanding invoices	€ 1,251	€ 1,264

X

- Definition

The cash outflow to suppliers for goods and services.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2022-03-24
-Paragraph 14
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2022-en-r&anchor=para_14_c&doctype=Standard
-URIDate 2022-03-24

+ Details

Name:	ifrs-full_PaymentsToSuppliersForGoodsAndServices
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Outstanding Invoices From Suppliers

+ References

No definition available.

+ Details

Name:	tef_OutstandingInvoicesFromSuppliers
Namespace Prefix:	tef_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

[Line Items] for Payments to Suppliers [Table]

+ References

No definition available.

+ Details

Name:	tef_PaymentstoSuppliersLineItems
Namespace Prefix:	tef_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Ratio Of Outstanding Invoices

+ References

No definition available.

+ Details

Name:	tef_RatioOfOutstandingInvoices
Namespace Prefix:	tef_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Ratio Of Payments

+ References

No definition available.

+ Details

Name:	tef_RatioOfPayments
Namespace Prefix:	tef_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Weighted Average Maturity Period, Payment Period To Suppliers

+ References

No definition available.

+ Details

Name:	tef_WeightedAverageMaturityPeriodPaymentPeriodToSuppliers
Namespace Prefix:	tef_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	dei_LegalEntityAxis=tef_TelefonicaS.A.Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: