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Note 29 Treasury Stock (Details) | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | --- | ---
Bottom of range [member] |  |  |
Treasury stock [Line Items] |  |  |
Percentage treasury stock | 0.108% | 0.008% | 0.138%
Top of range [member] |  |  |
Treasury stock [Line Items] |  |  |
Percentage treasury stock | 1.922% | 0.464% | 0.746%
Closing range [Member] |  |  |
Treasury stock [Line Items] |  |  |
Percentage treasury stock | 1.914% | 0.215% | 0.213%

X
- Definition Percentage treasury stock + References No definition available. + Details
Name: | bbva_PercentageTreasuryStock
Namespace Prefix: | bbva_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

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- Definition Treasury stock + References No definition available. + Details
Name: | bbva_TreasuryStockLineItems
Namespace Prefix: | bbva_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | bbva_RangesTreasuryStockAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bbva_RangesTreasuryStockAxis=ifrs-full_TopOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bbva_RangesTreasuryStockAxis=bbva_ClosingRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |