Name:	bbva_LoancommitmentsfinancialguaranteesandothercommitmentsLineItems
Namespace Prefix:	bbva_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

The amount of loan commitments given by the Entity.

No definition available.

Name:	bbva_Loancommitmentsgiven
Namespace Prefix:	bbva_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The total amount of financial guarantees given that are classified as non-performing.

No definition available.

Name:	bbva_Nonperformingfinancialguaranteesgiven
Namespace Prefix:	bbva_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The amount of other financial guarantees given by the Entity.

No definition available.

Name:	bbva_Othercommitmentsandguaranteesgiven
Namespace Prefix:	bbva_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

The amount of provision for liabilities associated to financial guaranetes recognized in the balance statement.

No definition available.

Name:	bbva_Provisionforfinancialguaranteesgiven
Namespace Prefix:	bbva_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The amount of provision for liabilities associated to loan commitments recognized in the balance statement.

No definition available.

Name:	bbva_Provisionforloancommitmentsgiven
Namespace Prefix:	bbva_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The amount of provision for liabilities associated to other financial commitments and guaranetes recognized in the balance statement.

No definition available.

Name:	bbva_Provisionforothercommitmentsandguaranteesgiven
Namespace Prefix:	bbva_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The total amount of loan commitments and financial guarantees given.

No definition available.

Name:	bbva_Totalloancommitmentsandfinancialguarantees
Namespace Prefix:	bbva_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

Name:	ifrs-full_TypesOfCustomersAxis=bbva_DefaultedmemberMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	ifrs-full_TypesOfCustomersAxis=bbva_CentralbanksMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	ifrs-full_TypesOfCustomersAxis=ifrs-full_GovernmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	ifrs-full_TypesOfCustomersAxis=bbva_CreditinstitutionsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	ifrs-full_TypesOfCustomersAxis=bbva_OtherfinancialcorporationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	ifrs-full_TypesOfCustomersAxis=bbva_NonfinancialcorporationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	ifrs-full_TypesOfCustomersAxis=bbva_HouseholdsmemberMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: