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Note 19 Secured tax assets (Details) - EUR (€) € in Millions | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | --- | ---
Secured tax assets [Line Items] |  |  |
Secured pensions tax assets | € 1,759 | € 1,924 | € 1,924
Secured loss allowances tax assets | 7,545 | 7,437 | 7,439
Total secured tax assets | € 9,304 | € 9,361 | € 9,363

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- Definition Secured loss allowances tax assets + References No definition available. + Details
Name: | bbva_SecuredLossAllowancesTaxAssets
Namespace Prefix: | bbva_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Secured pensions tax assets + References No definition available. + Details
Name: | bbva_SecuredPensionsTaxAssets
Namespace Prefix: | bbva_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Secured tax assets + References No definition available. + Details
Name: | bbva_SecuredTaxAssetsLineItems
Namespace Prefix: | bbva_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Total secured tax assets + References No definition available. + Details
Name: | bbva_TotalSecuredTaxAssets
Namespace Prefix: | bbva_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant