Note 22 (Tables)
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12 Months Ended |
Dec. 31, 2025 |
| Financial liabilities at amortised cost [Abstract] |
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| Financial liabilities at amortised cost [Table Text Block] |
The breakdown of the balance under these headings in the consolidated balance sheets is as follows: | | | | | | | | | | | | FINANCIAL LIABILITIES MEASURED AT AMORTIZED COST (MILLIONS OF EUROS) | | | | | | 2025 | 2024 | 2023 | | Deposits | 556,498 | 496,720 | 473,835 | Deposits from central banks | 17,226 | 14,668 | 20,309 | Demand deposits | 7 | 657 | 159 | Time deposits and other | 13,774 | 6,369 | 12,203 | Repurchase agreements | 3,445 | 7,642 | 7,947 | Deposits from credit institutions | 36,771 | 34,406 | 40,039 | Demand deposits | 6,764 | 6,977 | 6,629 | Time deposits and other | 16,700 | 15,049 | 12,871 | Repurchase agreements | 13,307 | 12,380 | 20,539 | Customer deposits | 502,501 | 447,646 | 413,487 | Demand deposits | 360,682 | 331,780 | 317,543 | Time deposits and other | 127,397 | 106,658 | 91,740 | Repurchase agreements | 14,422 | 9,208 | 4,204 | Debt certificates issued | 81,842 | 69,867 | 68,707 | | Other financial liabilities | 20,258 | 17,753 | 15,046 | | Total | 658,599 | 584,339 | 557,589 |
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| Deposits from banks [Table Text Block] |
The breakdown by geographical area and the nature of the related instruments of this heading in the consolidated balance sheets is as follows: | | | | | | | | | | | | | | | DEPOSITS FROM CREDIT INSTITUTIONS (MILLIONS OF EUROS) | | | | | | | Demand deposits | Time deposits and other (1) | Repurchase agreements | Total | | December 2025 | | | | | Spain | 1,039 | 3,439 | 197 | 4,676 | Mexico | 1,825 | 964 | — | 2,789 | Turkey | 60 | 873 | 271 | 1,204 | South America | 636 | 2,468 | 259 | 3,363 | Rest of Europe | 1,890 | 3,513 | 11,707 | 17,110 | Rest of the world | 1,315 | 5,442 | 874 | 7,630 | | Total | 6,764 | 16,700 | 13,307 | 36,771 | | December 2024 | | | | | Spain | 1,039 | 3,116 | 538 | 4,693 | Mexico | 973 | 981 | 231 | 2,185 | Turkey | 158 | 2,002 | 2 | 2,162 | South America | 577 | 2,387 | — | 2,963 | Rest of Europe | 2,942 | 3,313 | 11,578 | 17,832 | Rest of the world | 1,289 | 3,250 | 31 | 4,570 | | Total | 6,977 | 15,049 | 12,380 | 34,406 | | December 2023 | | | | | Spain | 1,252 | 2,434 | 899 | 4,585 | Mexico | 789 | 642 | — | 1,431 | Turkey | 16 | 535 | 37 | 587 | South America | 416 | 2,242 | — | 2,659 | Rest of Europe | 3,011 | 2,742 | 19,344 | 25,097 | Rest of the world | 1,145 | 4,277 | 259 | 5,681 | | Total | 6,629 | 12,871 | 20,539 | 40,039 |
(1) Subordinated deposits are included amounting to €104 million, €48 million and €35 million as of December 31, 2025, 2024 and 2023, respectively.
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| Customer Deposits [Table Text Block] |
The breakdown by geographical area of this heading in the consolidated balance sheets, by type of instrument, is as follows: | | | | | | | | | | | | | | | CUSTOMER DEPOSITS (MILLIONS OF EUROS) | | | | | | | Demand deposits | Time deposits and other ⁽¹⁾ | Repurchase agreements | Total | | December 2025 | | | | | Spain | 192,222 | 23,664 | 12,786 | 228,672 | Mexico | 77,167 | 17,493 | 38 | 94,699 | Turkey | 27,443 | 24,794 | 450 | 52,687 | South America | 34,150 | 22,328 | — | 56,478 | Rest of Europe | 24,758 | 29,665 | 1,148 | 55,571 | Rest of the world | 4,942 | 9,452 | — | 14,394 | | Total | 360,682 | 127,397 | 14,422 | 502,501 | | December 2024 | | | | | Spain | 186,489 | 22,501 | 6,474 | 215,464 | Mexico | 70,133 | 14,319 | 987 | 85,439 | Turkey | 23,228 | 25,388 | 652 | 49,267 | South America | 32,443 | 20,232 | — | 52,675 | Rest of Europe | 17,170 | 17,613 | 1,095 | 35,878 | Rest of the world | 2,318 | 6,605 | — | 8,922 | | Total | 331,780 | 106,658 | 9,208 | 447,646 | | December 2023 | | | | | Spain | 179,825 | 17,952 | 4 | 197,780 | Mexico | 76,122 | 15,067 | 1,638 | 92,828 | Turkey | 20,423 | 21,485 | 1,331 | 43,239 | South America | 26,888 | 17,349 | — | 44,237 | Rest of Europe | 12,863 | 16,257 | 1,231 | 30,350 | Rest of the world | 1,422 | 3,630 | — | 5,052 | | Total | 317,543 | 91,740 | 4,204 | 413,487 |
(1) The balances corresponding to subordinated deposits under this heading were not significant in any of the years presented.
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| Deposits from debt certificates [Table Text Block] |
The breakdown of the balance under this heading, by type of financial instrument and by currency, is as follows: | | | | | | | | | | | | DEBT CERTIFICATES ISSUED (MILLIONS OF EUROS) | | | | | | | 2025 | 2024 | 2023 | | In Euros | 42,070 | 37,118 | 44,622 | Promissory bills and notes | 5,379 | 1,360 | 5,416 | Non-convertible bonds and debentures | 15,860 | 17,788 | 16,256 | Covered bonds | 3,371 | 5,825 | 6,734 | Hybrid financial instruments ⁽¹⁾ | 1,160 | 519 | 800 | Securitization bonds | 3,203 | 2,201 | 2,168 | Wholesale funding | 3,688 | 1,030 | 6,182 | Subordinated liabilities | 9,409 | 8,395 | 7,066 | Convertible perpetual certificates | 3,750 | 2,750 | 3,000 | | | | | | | | | Other non-convertible subordinated liabilities | 5,659 | 5,645 | 4,066 | | In foreign currencies | 39,773 | 32,748 | 24,086 | Promissory bills and notes | 2,781 | 2,962 | 336 | Non-convertible bonds and debentures | 13,302 | 12,136 | 8,684 | Covered bonds | 94 | 95 | 99 | Hybrid financial instruments ⁽¹⁾ | 7,914 | 5,327 | 4,722 | Securitization bonds | — | — | — | Wholesale funding | 4,142 | 1,067 | 1,479 | Subordinated liabilities | 11,540 | 11,161 | 8,766 | Convertible perpetual certificates | 2,553 | 2,888 | 2,715 | | | | | | | | | Other non-convertible subordinated liabilities | 8,986 | 8,273 | 6,051 | | Total | 81,842 | 69,867 | 68,707 |
(1) Corresponds to structured note issuances with embedded derivatives that have been segregated according to IFRS 9.
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| Memorandum item subordinated liabilities at amortized cost [Table Text Block] |
The breakdown of this heading in the consolidated balance sheets is as follows: | | | | | | | | | | | | | | | MEMORANDUM ITEM: SUBORDINATED LIABILITIES AT AMORTIZED COST (MILLIONS OF EUROS) | | | | | | | | 2025 | 2024 | 2023 | Subordinated deposits | | 104 | 56 | 35 | Subordinated certificates | | 20,949 | 19,556 | 15,832 | | | | | | Compound convertible financial instruments | | 6,303 | 5,638 | 5,715 | Other non-convertible subordinated liabilities | | 14,645 | 13,918 | 10,117 | | Total | | 21,053 | 19,612 | 15,867 |
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| Other Financial Liabilities [Table Text Block] |
The breakdown of the balance under this heading in the consolidated balance sheets is as follows: | | | | | | | | | | | | OTHER FINANCIAL LIABILITIES (MILLIONS OF EUROS) | | | | | | | | 2025 | 2024 | 2023 | Lease liabilities | 1,463 | 1,467 | 1,507 | Creditors for other financial liabilities | 4,597 | 4,859 | 3,439 | Collection accounts | 4,450 | 3,693 | 3,642 | Creditors for other payment obligations ⁽¹⁾ | 9,748 | 7,734 | 6,458 | | Total | 20,258 | 17,753 | 15,046 | (1) In 2025, this caption includes the amount pending execution as of December 31, 2025, corresponding to the firm commitment for the acquisition of own shares derived from the execution of the first tranche of the share buyback program announced on December 19, 2025 and started to be carried out on December 22, 2025 (see Notes 2.2.11 and 4).
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| Maturity of future payment obligations [Table Text Block] |
A breakdown of the maturity of the lease liabilities, due after December 31, 2025 is provided below: | | | | | | | | | | | | | | | | | | MATURITY OF FUTURE PAYMENT OBLIGATIONS (MILLIONS OF EUROS) | | | | | | | | Up to 1 year | 1 to 3 years | 3 to 5 years | Over 5 years | Total | Leases | 227 | 279 | 204 | 752 | 1,463 |
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