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Payables and Other Current Liabilities - Current Debt Spectrum Acquisition (Details) - EUR (€) € in Millions	Dec. 31, 2023	Jan. 01, 2023	Dec. 31, 2022
Trade And Other Payables [Line Items]
Current portion of non-current borrowings	€ 218	€ 248	€ 248
Telefónica Germany
Trade And Other Payables [Line Items]
Current portion of non-current borrowings	107		107
Telefónica Colombia
Trade And Other Payables [Line Items]
Current portion of non-current borrowings	10		17
Telefónica Brazil
Trade And Other Payables [Line Items]
Current portion of non-current borrowings	66		117
Telefónica Spain
Trade And Other Payables [Line Items]
Current portion of non-current borrowings	7		7
Telefónica Ecuador
Trade And Other Payables [Line Items]
Current portion of non-current borrowings	16		0
Telefónica Uruguay
Trade And Other Payables [Line Items]
Current portion of non-current borrowings	€ 12		€ 0

X

- Definition

The current portion of non-current borrowings. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2023-01-01
-Paragraph 55
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-URIDate 2023-03-23

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- Definition

[Line Items] for Trade And Other Payables [Table]

+ References

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