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Segment Information - Income and Capital Expenditure Information Regarding Operating Segments (Details) - EUR (€) € in Millions | 7 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | € 41,315 | € 40,652 | € 39,993
Other operating income and expenses |  | 625 | 428 | 478
Depreciation and amortization |  | (8,799) | (8,797) | (8,796)
OPERATING INCOME |  | 2,395 | 2,593 | 4,056
Acquisitions of rights of use |  | 2,142 | 2,391 |
VMO2 |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues | € 12,155 | 12,616 | 12,547 | 12,155
Other operating income and expenses | (7,754) | (8,149) | (8,116) |
Operating results before depreciation and amortization | 4,401 | 4,467 | 859 |
Depreciation and amortization | (4,170) | (3,371) | (3,685) | (4,170)
OPERATING INCOME | 231 | 1,096 | (2,826) | 231
CapEx | 2,707 | 2,580 | 2,408 |
Acquisitions of rights of use | € 118 | 539 | 135 |
Eliminations |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | (2,343) | (2,200) | (1,982)
Other operating income and expenses |  | 2,408 | 2,128 | 1,904
Operating results before depreciation and amortization |  | 65 | (72) | (78)
Depreciation and amortization |  | 35 | 38 | 42
OPERATING INCOME |  | 100 | (34) | (36)
Share of (loss) income of investments accounted for by the equity method |  | 0 | 0 | 0
CapEx |  | (6) | 0 | (5)
Acquisitions of rights of use |  | (6) | (58) |
Telefónica Spain |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 12,510 | 12,350 | 12,224
Telefónica Spain | Operating segments |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 12,791 | 12,654 | 12,497
Other operating income and expenses |  | (8,177) | (9,425) | (7,909)
Operating results before depreciation and amortization |  | 4,614 | 3,229 | 4,588
Depreciation and amortization |  | (2,202) | (2,200) | (2,157)
OPERATING INCOME |  | 2,412 | 1,029 | 2,431
Share of (loss) income of investments accounted for by the equity method |  | (20) | (23) | (15)
CapEx |  | 1,571 | 1,607 | 1,550
Acquisitions of rights of use |  | 350 | 575 | 724
Telefónica Spain | Eliminations |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 281 | 304 | 273
VMO2 |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 0 | 0 | 0
VMO2 | Operating segments |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 0 | 0 | 0
Other operating income and expenses |  | 0 | 0 | 0
Operating results before depreciation and amortization |  | 0 | 0 | 0
Depreciation and amortization |  | 0 | 0 | 0
OPERATING INCOME |  | 0 | 0 | 0
Share of (loss) income of investments accounted for by the equity method |  | 89 | (2,030) | 292
CapEx |  | 0 | 0 | 0
Acquisitions of rights of use |  | 0 | 0 | 0
VMO2 | Eliminations |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 0 | 0 | 0
Telefónica Germany |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 8,463 | 8,585 | 8,195
Telefónica Germany | Operating segments |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 8,492 | 8,614 | 8,224
Other operating income and expenses |  | (5,727) | (5,974) | (5,666)
Operating results before depreciation and amortization |  | 2,765 | 2,640 | 2,558
Depreciation and amortization |  | (2,226) | (2,323) | (2,295)
OPERATING INCOME |  | 539 | 317 | 263
Share of (loss) income of investments accounted for by the equity method |  | 0 | 0 | 0
CapEx |  | 1,141 | 1,133 | 1,209
Acquisitions of rights of use |  | 578 | 624 | 594
Telefónica Germany | Eliminations |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 29 | 29 | 29
Telefónica Brazil |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 9,606 | 9,637 | 8,854
Telefónica Brazil | Operating segments |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 9,618 | 9,650 | 8,870
Other operating income and expenses |  | (5,502) | (5,522) | (5,138)
Operating results before depreciation and amortization |  | 4,116 | 4,128 | 3,732
Depreciation and amortization |  | (2,474) | (2,511) | (2,369)
OPERATING INCOME |  | 1,642 | 1,617 | 1,363
Share of (loss) income of investments accounted for by the equity method |  | (1) | 0 | 0
CapEx |  | 1,583 | 1,671 | 1,795
Acquisitions of rights of use |  | 822 | 815 | 596
Telefónica Brazil | Eliminations |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 12 | 13 | 16
Telefónica Hispam |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 8,918 | 8,284 | 9,026
Telefónica Hispam | Operating segments |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 9,032 | 8,381 | 9,141
Other operating income and expenses |  | (9,432) | (6,871) | (7,183)
Operating results before depreciation and amortization |  | (400) | 1,510 | 1,958
Depreciation and amortization |  | (1,651) | (1,557) | (1,799)
OPERATING INCOME |  | (2,051) | (47) | 159
Share of (loss) income of investments accounted for by the equity method |  | (41) | (3) | (19)
CapEx |  | 1,001 | 938 | 1,058
Acquisitions of rights of use |  | 354 | 387 | 514
Telefónica Hispam | Eliminations |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 114 | 97 | 115
Other companies |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 1,811 | 1,790 | 1,685
Other companies | Operating segments |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 3,725 | 3,553 | 3,243
Other operating income and expenses |  | (3,691) | (3,598) | (3,149)
Operating results before depreciation and amortization |  | 34 | (45) | 94
Depreciation and amortization |  | (281) | (244) | (218)
OPERATING INCOME |  | (247) | (289) | (124)
Share of (loss) income of investments accounted for by the equity method |  | (76) | (106) | (41)
CapEx |  | 185 | 230 | 212
Acquisitions of rights of use |  | 44 | 48 | 17
Other companies | Eliminations |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 1,914 | 1,763 | 1,558
Eliminations , netting | Eliminations |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Acquisitions of rights of use |  |  |  | 3
Telefonica Hispam and Telefonica Global Solutions | Eliminations |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 7 | 6 | 9
Telefonica Brasil and Telxius Group | Eliminations |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | (2,350) | (2,206) | (1,991)
Total Group |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | 41,315 | 40,652 | 39,993
Other operating income and expenses |  | (30,121) | (29,262) | (27,141)
Operating results before depreciation and amortization |  | 11,194 | 11,390 | 12,852
Depreciation and amortization |  | (8,799) | (8,797) | (8,796)
OPERATING INCOME |  | 2,395 | 2,593 | 4,056
Share of (loss) income of investments accounted for by the equity method |  | (49) | (2,162) | 217
CapEx |  | 5,475 | 5,579 | 5,819
Acquisitions of rights of use |  | 2,142 | 2,391 | 2,448
Total Group | Eliminations |  |  |  |
Disclosure of operating segments [line items] |  |  |  |
Revenues |  | € 0 | € 0 | € 0

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