Risk management - Schedule of reconciliation of accounting capital with regulatory capital (Details) - EUR (€) € in Millions |
12 Months Ended | |||
|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
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| Risk Management [Abstract] | ||||
| Subscribed capital | € 7,345 | € 7,576 | € 8,092 | € 8,397 |
| Share premium account | 36,792 | 40,079 | 44,373 | |
| Reserves | 84,700 | 76,568 | 69,278 | |
| Treasury shares | (96) | (68) | (1,078) | |
| Attributable profit | 14,101 | 12,574 | 11,076 | |
| Approved dividend | (1,698) | (1,532) | (1,298) | |
| Shareholders’ equity on public balance sheet | 141,144 | 135,197 | 130,443 | |
| Valuation adjustments | (37,973) | (36,596) | (35,020) | |
| Non-controlling interests | 9,578 | 8,726 | 8,818 | |
| TOTAL EQUITY | 112,748 | 107,327 | 104,241 | € 97,585 |
| Goodwill and intangible assets | (15,037) | (16,098) | (17,313) | |
| Eligible preference shares and participating securities | 9,645 | 10,371 | 9,002 | |
| Accrued dividend | (1,827) | (1,611) | (1,471) | |
| Other adjustments | (11,146) | (9,817) | (8,717) | |
| Tier 1 | € 94,383 | € 90,172 | € 85,742 | |
| Ordinary profit assumption | 25.00% |
| X | ||||||||||
- Definition A component of equity representing the capital reserves. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The amount of residual interest in the assets of the entity after deducting all its liabilities. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The nominal value of capital issued. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The amount of equity in a subsidiary not attributable, directly or indirectly, to a parent. [Refer: Total for all subsidiaries [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount received or receivable from the issuance of the entity's shares in excess of nominal value. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition An entity’s own equity instruments, held by the entity or other members of the consolidated group. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Equity Attributable To Owners Of Parent, Before Valuation Adjustments No definition available.
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- Definition Amount of Common Equity Tier One Risk-based Capital, as defined by international regulatory framework. No definition available.
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- Definition Interim Dividends No definition available.
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- Definition A component of equity representing reserves for items not reclassified through profit or loss and items that may be reclassified to profit or loss. No definition available.
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- Definition The amount of shareholders' equity attributable to profit (loss) for the current period. No definition available.
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- Definition Amount of accrued dividend that is excluded from regulatory capital. No definition available.
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- Definition Regulatory Capital Adjustment, Accrued Dividend, Ordinary Profit Assumption, Percentage No definition available.
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- Definition ln calculation of regulatory capital, the adjustment to remove the applicable amount of intangible assets and goodwill as provided in the regulations. No definition available.
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- Definition Amount of other assets and liabilities excluded from regulatory capital. No definition available.
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- References No definition available.
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- Definition The amount of liabilities for preference shares and preferred securities that are subordinate to other liabilities with respect to claims. No definition available.
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