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Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2024
Disclosure Of Significant Accounting Policies [Abstract] |
Schedule of Estimated Useful Life of Depreciable Assets | The Group’s subsidiaries depreciate their property, plant and equipment, from the time they can be placed in service, amortizing the cost of the assets, net of their residual values on a straight-line basis over the assets’ estimated useful lives, which are calculated in accordance with technical studies that are revised periodically in light of technological advances and the rate of dismantling, as follows:
| Years of estimated useful life
Buildings | 25 – 40
Plant and machinery | 4 – 30
Furniture, tools and other items | 2 – 10
The composition and movements in 2024 and 2023 of the items comprising net "Property, plant and equipment" were as follows:
2024 |  |  |  |  |  |  |  |  |  |  |  |  |
Millions of euros | Balance at 12/31/2023 |  | First applica-tion of IAS 21 | Addi-tions(1) | Depre-ciation | Dispo-sals | Impair-ments | Transfers and others | Transla-tion differences | Inflation adjust-ments | Business combina-tions |  | Balance at 12/31/2024
Land and buildings | 2,516 |  |  | 15 |  | 22 |  | (209) |  | (21) |  | (175) |  | 116 |  | (119) |  | 166 |  | 15 |  |  | 2,326 |
Plant and machinery | 17,947 |  |  | 23 |  | 1,041 |  | (3,680) |  | (13) |  | (642) |  | 2,263 |  | (1,071) |  | 583 |  | 70 |  |  | 16,521 |
Furniture, tools and other items | 618 |  |  | 3 |  | 81 |  | (213) |  | (2) |  | (24) |  | 146 |  | (40) |  | 46 |  | (10) |  |  | 605 |
PP&E in progress | 1,863 |  |  | 61 |  | 2,479 |  | — |  | (12) |  | (5) |  | (2,421) |  | (108) |  | 117 |  | 13 |  |  | 1,987 |
Total PP&E | 22,944 |  |  | 102 |  | 3,623 |  | (4,102) |  | (48) |  | (846) |  | 104 |  | (1,338) |  | 912 |  | 88 |  |  | 21,439 |
(1) Total additions of property, plant and equipment in 2024 amounted to 3,676 million euros, including the additions corresponding to companies held for sale during the annual reporting period (see Note 2).
2023 |  |  |  |  |  |  |  |  |  |
Millions of euros | Balance at 12/31/2022 | Additions(1) | Depre-ciation | Disposals | Impair-ments | Transfers and others | Transla-tion differences | Inflation adjust-ments |  | Balance at 12/31/2023
Land and buildings | 2,641 |  | 21 |  | (206) |  | (21) |  | — |  | 145 |  | (188) |  | 124 |  |  | 2,516 |
Plant and machinery | 18,165 |  | 1,123 |  | (3,650) |  | (14) |  | — |  | 2,399 |  | (525) |  | 449 |  |  | 17,947 |
Furniture, tools and other items | 576 |  | 136 |  | (199) |  | 4 |  | — |  | 112 |  | (43) |  | 32 |  |  | 618 |
PP&E in progress | 2,332 |  | 2,420 |  | — |  | (38) |  | (3) |  | (2,826) |  | (110) |  | 88 |  |  | 1,863 |
Total PP&E | 23,714 |  | 3,700 |  | (4,055) |  | (69) |  | (3) |  | (170) |  | (866) |  | 693 |  |  | 22,944 |
(1) Total additions of property, plant and equipment in 2023 amounted to 3,741 million euros, including the additions corresponding to companies held for sale during the annual reporting period (see Note 2). The cost, accumulated depreciation and impairment losses of property, plant and equipment at December 31, 2024 and 2023 were as follows:
Balance at December 31, 2024
Millions of euros | Cost | Accumulated depreciation | Impairment losses | PP&E
Land and buildings | 9,424 |  | (6,827) |  | (271) |  | 2,326 |
Plant and machinery | 90,265 |  | (72,614) |  | (1,130) |  | 16,521 |
Furniture, tools and other items | 5,334 |  | (4,689) |  | (40) |  | 605 |
PP&E in progress | 2,005 |  | — |  | (18) |  | 1,987 |
Total PP&E | 107,028 |  | (84,130) |  | (1,459) |  | 21,439 |
Balance at December 31, 2023
Millions of euros | Cost | Accumulated depreciation | Impairment losses | PP&E
Land and buildings | 8,689 |  | (6,116) |  | (57) |  | 2,516 |
Plant and machinery | 88,224 |  | (70,001) |  | (276) |  | 17,947 |
Furniture, tools and other items | 5,190 |  | (4,558) |  | (14) |  | 618 |
PP&E in progress | 1,877 |  | — |  | (14) |  | 1,863 |
Total PP&E | 103,980 |  | (80,675) |  | (361) |  | 22,944 |
Schedule of IFRS and Amendments to Existing Standards Published but not Mandatory | At the date of preparation of the consolidated financial statements, the following new standards and amendments to existing standards had been published, but their application is not mandatory:
Standards and amendments | Mandatory application: annual periods beginning on or after
Amendments to IFRS 9 and IFRS 7 | Amendments to the Classification and Measurement of Financial Instruments | January 1, 2026
Amendments to IFRS 9 and IFRS 7 | Contracts Referencing Nature-dependent Electricity | January 1, 2026
Annual Improvements to IFRS Accounting Standards—Volume 11 | January 1, 2026
IFRS 18 | Presentation and Disclosure in Financial Statements | January 1, 2027
IFRS 19 | Subsidiaries without Public Accountability: Disclosures | January 1, 2027

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