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Other Information - Commitments Liberty Global UK (Details) - VMO2 |  |  |  | 7 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Dec. 31, 2021 | Jun. 01, 2021 | May 07, 2020 | Dec. 31, 2021 | Dec. 31, 2024
Commitments [Line Items] |  |  |  |  |
Proportion of ownership interest in joint venture | 50.00% |  |  | 50.00% | 50.00%
Minimum |  |  |  |  |
Commitments [Line Items] |  |  |  |  |
Service agreement, transitional services, term |  |  |  | 7 months |
Service agreement, ongoing services, term |  |  |  | 2 years |
Maximum |  |  |  |  |
Commitments [Line Items] |  |  |  |  |
Service agreement, transitional services, term |  |  |  | 24 months |
Transitional services, extension term |  |  |  | 40 months |
Service agreement, ongoing services, term |  |  |  | 6 years |
Telefónica O2 Holdings Ltd. Holding company |  |  |  |  |
Commitments [Line Items] |  |  |  |  |
Proportion of ownership interest in joint venture |  | 50.00% | 50.00% |  |
Liberty Global |  |  |  |  |
Commitments [Line Items] |  |  |  |  |
Proportion of ownership interest in joint venture |  |  | 50.00% |  |

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- Definition The proportion of ownership interest in a joint venture attributable to the entity. [Refer: Total for all joint ventures [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2024-01-01 -Paragraph 17 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2024-en-r&anchor=para_17_b_iii&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2024-01-01 -Paragraph 16 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2024-en-r&anchor=para_16_b_iii&doctype=Standard -URIDate 2024-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2024-01-01 -Paragraph 21 -Subparagraph a -Clause iv -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2024-en-r&anchor=para_21_a_iv&doctype=Standard -URIDate 2024-03-27 + Details
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