Note 7 Changes in impaired financial assets and guarantees given (Details) - EUR (€) € in Millions |
12 Months Ended | ||||
|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Changes in impaired assets and guarantees given [Line Items] | |||||
| Impaired financial assets and guarantees given at the beginning | € 14,891 | € 15,362 | € 14,521 | ||
| Additions Of Impaired Assets | 13,143 | 12,255 | 11,066 | ||
| Decrease of impaired assets | [1] | (6,893) | (7,346) | (5,795) | |
| Increase (decrease) in financial assets | 6,250 | 4,909 | 5,272 | ||
| Decrease through write-off, financial assets | (4,534) | (4,559) | (3,770) | ||
| Increase (decrease) through foreign exchange and other movements, financial assets | (1,708) | (820) | (660) | ||
| Impaired financial assets and guarantees given at the end | € 14,900 | € 14,891 | € 15,362 | ||
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| X | ||||||||||
- Definition Additions Of Impaired Assets No definition available.
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| X | ||||||||||
- Definition Changes in impaired assets and guarantees given No definition available.
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| X | ||||||||||
- Definition Decrease of impaired assets No definition available.
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| X | ||||||||||
- Definition Impaired financial assets and guarantees given No definition available.
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| X | ||||||||||
- Definition The decrease in financial assets resulting from write-off. [Refer: Financial assets] Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition The increase (decrease) in financial assets. [Refer: Financial assets] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The increase (decrease) in financial assets resulting from foreign exchange and other movements. [Refer: Financial assets] Reference 1: http://www.xbrl.org/2003/role/exampleRef
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