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Transfer of financial assets, assets pledged and received as collateral - Summary of assets pledged as collateral (Details) - EUR (€) € in Millions | Dec. 31, 2023 | Dec. 31, 2022
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Assets Not Freely Disposable [line items] |  |
Financial assets pledged | € 106,052 | € 126,682
Financial assets at fair value through profit or loss |  |
Assets Not Freely Disposable [line items] |  |
Financial assets pledged | 23,641 | 17,079
Financial assets at FVOCI |  |
Assets Not Freely Disposable [line items] |  |
Financial assets pledged | 1,896 | 2,142
Securities at amortised cost |  |
Assets Not Freely Disposable [line items] |  |
Financial assets pledged | 2,672 | 3,578
– Cash and balances with central banks |  |
Assets Not Freely Disposable [line items] |  |
Financial assets pledged | 322 | 364
– Loans and advances to banks |  |
Assets Not Freely Disposable [line items] |  |
Financial assets pledged | 3,305 | 4,007
Loans and advances to customers |  |
Assets Not Freely Disposable [line items] |  |
Financial assets pledged | 73,860 | 98,917
Other assets |  |
Assets Not Freely Disposable [line items] |  |
Financial assets pledged | € 357 | € 596

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- Definition The amount of financial assets that the entity has pledged as collateral for liabilities or contingent liabilities, including amounts that have been reclassified in accordance with paragraph 3.2.23(a) of IFRS 9. [Refer: Contingent liabilities [member]; Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2023-01-01 -Paragraph 14 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2023-en-r&anchor=para_14_a&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition Assets Not Freely Disposable. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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- Details
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