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Segment Information - Segment Assets, Liabilities and Investments Accounted for by the Equity Method (Details) - EUR (€) € in Millions | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Disclosure of operating segments [line items] |  |  |
Property, plant and equipment | € 23,714 | € 22,725 | € 23,769
Rights of use | 8,279 | 7,579 | 4,982
Investments accounted for by the equity method | 312 | 251 |
Financial assets and other non-current assets | 8,101 | 7,347 |
Deferred tax assets | 4,884 | 5,616 | 6,416
Other current financial assets | 2,444 | 3,835 |
Non-current assets and disposal groups held for sale | 7 | 358 |
Total allocated assets | 109,642 | 109,213 |
Non-current financial liabilities | 35,059 | 35,290 |
Non-current lease liabilities | 6,657 | 6,391 |
Deferred tax liabilities | 3,067 | 2,602 | € 2,620
Current financial liabilities | 4,020 | 7,005 |
Current lease liabilities | 2,020 | 1,679 |
Liabilities associated with non-current assets and disposal groups held for sale | 0 | 134 |
VMO2 |  |  |
Disclosure of operating segments [line items] |  |  |
Property, plant and equipment | 42,576 | 46,258 |
Rights of use | 862 | 1,058 |
Financial assets and other non-current assets | 2,763 | 1,348 |
Deferred tax assets | 79 | 115 |
Other current financial assets | 511 | 214 |
Total allocated assets | 50,062 | 52,333 |
Non-current financial liabilities | 19,668 | 19,185 |
Non-current lease liabilities | 725 | 885 |
Deferred tax liabilities | 1 | 9 |
Current financial liabilities | 3,248 | 2,841 |
Current lease liabilities | 221 | 219 |
Total allocated liabilities | 28,626 | 28,198 |
Telefónica Spain |  |  |
Disclosure of operating segments [line items] |  |  |
Deferred tax assets | 10 | 348 |
Other companies |  |  |
Disclosure of operating segments [line items] |  |  |
Property, plant and equipment | 2,237 | 1,667 |
Rights of use | 100 | 99 |
Investments accounted for by the equity method | 410 | 253 |
Financial assets and other non-current assets | 6,082 | 7,428 |
Deferred tax assets | 929 | 1,671 |
Other current financial assets | 7,435 | 8,379 |
Non-current assets and disposal groups held for sale | 7 | 256 |
Total allocated assets | 26,288 | 29,544 |
Non-current financial liabilities | 30,425 | 31,288 |
Non-current lease liabilities | 45 | 55 |
Deferred tax liabilities | 922 | 558 |
Current financial liabilities | 8,449 | 9,669 |
Current lease liabilities | 19 | 14 |
Liabilities associated with non-current assets and disposal groups held for sale | 0 | 134 |
Total allocated liabilities | 42,869 | 45,129 |
Operating segments | Telefónica Spain |  |  |
Disclosure of operating segments [line items] |  |  |
Property, plant and equipment | 14,285 | 14,499 |
Rights of use | 1,722 | 1,433 |
Investments accounted for by the equity method | 252 | 263 |
Financial assets and other non-current assets | 875 | 549 |
Deferred tax assets | 2,395 | 2,345 |
Other current financial assets | 32 | 40 |
Non-current assets and disposal groups held for sale | 0 | 0 |
Total allocated assets | 27,917 | 24,971 |
Non-current financial liabilities | 2,089 | 2,140 |
Non-current lease liabilities | 1,317 | 1,082 |
Deferred tax liabilities | 95 | 119 |
Current financial liabilities | 1,840 | 1,019 |
Current lease liabilities | 392 | 378 |
Liabilities associated with non-current assets and disposal groups held for sale | 0 | 0 |
Total allocated liabilities | 16,782 | 17,042 |
Operating segments | VMO2 |  |  |
Disclosure of operating segments [line items] |  |  |
Property, plant and equipment | 0 | 0 |
Rights of use | 0 | 0 |
Investments accounted for by the equity method | 10,779 | 12,129 |
Financial assets and other non-current assets | 0 | 0 |
Deferred tax assets | 0 | 0 |
Other current financial assets | 0 | 0 |
Non-current assets and disposal groups held for sale | 0 | 0 |
Total allocated assets | 10,779 | 12,129 |
Non-current financial liabilities | 0 | 0 |
Non-current lease liabilities | 0 | 0 |
Deferred tax liabilities | 0 | 0 |
Current financial liabilities | 0 | 0 |
Current lease liabilities | 0 | 0 |
Liabilities associated with non-current assets and disposal groups held for sale | 0 | 0 |
Total allocated liabilities | 0 | 0 |
Operating segments | Telefónica Germany |  |  |
Disclosure of operating segments [line items] |  |  |
Property, plant and equipment | 11,602 | 12,124 |
Rights of use | 3,277 | 3,349 |
Investments accounted for by the equity method | 0 | 0 |
Financial assets and other non-current assets | 992 | 883 |
Deferred tax assets | 463 | 433 |
Other current financial assets | 34 | 70 |
Non-current assets and disposal groups held for sale | 0 | 0 |
Total allocated assets | 19,142 | 19,953 |
Non-current financial liabilities | 1,510 | 1,627 |
Non-current lease liabilities | 2,663 | 2,781 |
Deferred tax liabilities | 274 | 291 |
Current financial liabilities | 128 | 89 |
Current lease liabilities | 597 | 548 |
Liabilities associated with non-current assets and disposal groups held for sale | 0 | 0 |
Total allocated liabilities | 10,246 | 10,819 |
Operating segments | Telefónica Brazil |  |  |
Disclosure of operating segments [line items] |  |  |
Property, plant and equipment | 18,217 | 15,056 |
Rights of use | 2,048 | 1,701 |
Investments accounted for by the equity method | 0 | 0 |
Financial assets and other non-current assets | 984 | 888 |
Deferred tax assets | 485 | 454 |
Other current financial assets | 162 | 56 |
Non-current assets and disposal groups held for sale | 0 | 0 |
Total allocated assets | 24,875 | 21,461 |
Non-current financial liabilities | 653 | 11 |
Non-current lease liabilities | 1,531 | 1,317 |
Deferred tax liabilities | 1,032 | 1,040 |
Current financial liabilities | 350 | 199 |
Current lease liabilities | 629 | 460 |
Liabilities associated with non-current assets and disposal groups held for sale | 0 | 0 |
Total allocated liabilities | 9,437 | 7,600 |
Operating segments | Telefónica Hispam |  |  |
Disclosure of operating segments [line items] |  |  |
Property, plant and equipment | 7,870 | 7,637 |
Rights of use | 1,169 | 1,064 |
Investments accounted for by the equity method | 146 | 128 |
Financial assets and other non-current assets | 1,578 | 1,001 |
Deferred tax assets | 612 | 713 |
Other current financial assets | 222 | 838 |
Non-current assets and disposal groups held for sale | 0 | 102 |
Total allocated assets | 15,951 | 15,628 |
Non-current financial liabilities | 2,502 | 2,778 |
Non-current lease liabilities | 1,115 | 1,192 |
Deferred tax liabilities | 744 | 594 |
Current financial liabilities | 4,120 | 4,620 |
Current lease liabilities | 402 | 295 |
Liabilities associated with non-current assets and disposal groups held for sale | 0 | 0 |
Total allocated liabilities | 13,861 | 14,306 |
Eliminations |  |  |
Disclosure of operating segments [line items] |  |  |
Property, plant and equipment | (9) | (14) |
Rights of use | (37) | (67) |
Investments accounted for by the equity method | 0 | 0 |
Financial assets and other non-current assets | (2,410) | (3,402) |
Deferred tax assets | 0 | 0 |
Other current financial assets | (5,441) | (5,548) |
Non-current assets and disposal groups held for sale | 0 | 0 |
Total allocated assets | (15,310) | (14,473) |
Non-current financial liabilities | (2,120) | (2,554) |
Non-current lease liabilities | (14) | (36) |
Deferred tax liabilities | 0 | 0 |
Current financial liabilities | (10,867) | (8,591) |
Current lease liabilities | (19) | (16) |
Liabilities associated with non-current assets and disposal groups held for sale | 0 | 0 |
Total allocated liabilities | (15,261) | (14,367) |
Telefónica, S.A. |  |  |
Disclosure of operating segments [line items] |  |  |
Property, plant and equipment | 54,202 | 50,969 |
Rights of use | 8,279 | 7,579 |
Investments accounted for by the equity method | 11,587 | 12,773 |
Financial assets and other non-current assets | 8,101 | 7,347 |
Deferred tax assets | 4,884 | 5,616 |
Other current financial assets | 2,444 | 3,835 |
Non-current assets and disposal groups held for sale | 7 | 358 |
Total allocated assets | 109,642 | 109,213 |
Non-current financial liabilities | 35,059 | 35,290 |
Non-current lease liabilities | 6,657 | 6,391 |
Deferred tax liabilities | 3,067 | 2,602 |
Current financial liabilities | 4,020 | 7,005 |
Current lease liabilities | 2,020 | 1,679 |
Liabilities associated with non-current assets and disposal groups held for sale | 0 | 134 |
Total allocated liabilities | € 77,934 | € 80,529 |

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