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Equity - Equity Attributable to Non-Controlling Interests (Details) - EUR (€) € in Millions |  | 12 Months Ended
--- | --- | ---
Mar. 24, 2023 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Equity Attributable to Non-Controlling Interests [Roll Forward] |  |  |  |
Beginning balance |  | € 5,244 |  |
Profit/(loss) for the year |  | 258 | € 318 | € 308
Other movements |  | 3 | 87 | 59
Ending balance |  | 3,402 | 5,244 |
Non-controlling interests |  |  |  |
Equity Attributable to Non-Controlling Interests [Roll Forward] |  |  |  |
Sales of non-controlling interests and inclusion of companies | € (585) |  |  |
Other movements |  |  |  | 1
Non-controlling interests | Telefônica Brasil, S.A. |  |  |  |
Equity Attributable to Non-Controlling Interests [Roll Forward] |  |  |  |
Beginning balance |  | 3,546 | 3,399 | 3,106
Sales of non-controlling interests and inclusion of companies |  | 0 | 0 | 0
Acquisitions of non-controlling interests and exclusion of companies |  | (346) | (111) | (86)
Dividends paid |  | (125) | (158) | (241)
Profit/(loss) for the year |  | 226 | 238 | 198
Change in translation differences |  | (481) | 182 | 425
Other movements |  | 14 | (4) | (3)
Ending balance |  | 2,834 | 3,546 | 3,399
Non-controlling interests | Telefónica Deutschland Holding, A.G. |  |  |  |
Equity Attributable to Non-Controlling Interests [Roll Forward] |  |  |  |
Beginning balance |  | 1,286 | 2,237 | 2,353
Sales of non-controlling interests and inclusion of companies |  | 0 | 0 | 0
Acquisitions of non-controlling interests and exclusion of companies |  | (1,057) | (866) | (48)
Dividends paid |  | (17) | (157) | (161)
Profit/(loss) for the year |  | 10 | 71 | 68
Change in translation differences |  | 0 | 0 | 0
Other movements |  | 2 | 1 | 25
Ending balance |  | 224 | 1,286 | 2,237
Non-controlling interests | Colombia Telecomunicaciones, S.A., ESP BIC |  |  |  |
Equity Attributable to Non-Controlling Interests [Roll Forward] |  |  |  |
Beginning balance |  | 362 | 344 | 409
Sales of non-controlling interests and inclusion of companies |  | 0 | 0 | 0
Acquisitions of non-controlling interests and exclusion of companies |  | 0 | 0 | 0
Dividends paid |  | 0 | 0 | (7)
Profit/(loss) for the year |  | (25) | (44) | (4)
Change in translation differences |  | (32) | 70 | (47)
Other movements |  | (8) | (8) | (7)
Ending balance |  | 297 | 362 | 344
Non-controlling interests | Telxius Telecom, S.A. |  |  |  |
Equity Attributable to Non-Controlling Interests [Roll Forward] |  |  |  |
Beginning balance |  | 0 | 599 | 546
Sales of non-controlling interests and inclusion of companies |  |  | 0 | 0
Acquisitions of non-controlling interests and exclusion of companies |  |  | (585) | 0
Dividends paid |  |  | (28) | 0
Profit/(loss) for the year |  |  | 22 | 50
Change in translation differences |  |  | (19) | 13
Other movements |  |  | 11 | (10)
Ending balance |  |  | 0 | 599
Non-controlling interests | Other |  |  |  |
Equity Attributable to Non-Controlling Interests [Roll Forward] |  |  |  |
Beginning balance |  | 50 | 41 | 63
Sales of non-controlling interests and inclusion of companies |  | 0 | 0 | 23
Acquisitions of non-controlling interests and exclusion of companies |  | (47) | (17) | (44)
Dividends paid |  | (3) | (2) | (2)
Profit/(loss) for the year |  | 47 | 31 | (4)
Change in translation differences |  | 7 | 0 | 2
Other movements |  | (7) | (3) | 3
Ending balance |  | 47 | 50 | 41
Non-controlling interests | Telefónica, S.A. |  |  |  |
Equity Attributable to Non-Controlling Interests [Roll Forward] |  |  |  |
Beginning balance |  | 5,244 | 6,620 | 6,477
Sales of non-controlling interests and inclusion of companies |  | 0 | 0 | 23
Acquisitions of non-controlling interests and exclusion of companies |  | (1,450) | (1,579) | (178)
Dividends paid |  | (145) | (345) | (411)
Profit/(loss) for the year |  | 258 | 318 | 308
Change in translation differences |  | (506) | 233 | 393
Other movements |  | 1 | (3) | 8
Ending balance |  | € 3,402 | € 5,244 | € 6,620

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