Name:	bbva_Debtinstrumentsheldfortrading
Namespace Prefix:	bbva_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

The amount of deposits classified as held for trading

No definition available.

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

The amount of equity instruments held for trading. [Refer: Equity instrument at fair value through profit or loss, classified as held for trading

No definition available.

Name:	bbva_Equityinstrumentsheldfortrading
Namespace Prefix:	bbva_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- References

No definition available.

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

- References

No definition available.

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

The amount of loans and receivables held for trading. [Refer: Loans and receivables; Loans and receivables at fair value through profit or loss, classified as held for trading]

No definition available.

Name:	bbva_Loansandreceivablesheldfortrading
Namespace Prefix:	bbva_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

The amount of short positions of financial liabilities held for trading. [Refer: Financial liabilities; Financial liabilities at fair value through profit or loss, classified as held for trading]

No definition available.

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

The amount of derivative financial assets held for trading. [Refer: Derivative financial assets; Financial assets at fair value through profit or loss, classified as held for trading]

Name:	ifrs-full_DerivativeFinancialAssetsHeldForTrading
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

The amount of derivative financial liabilities held for trading. [Refer: Derivative financial liabilities; Financial liabilities at fair value through profit or loss that meet definition of held for trading]

Name:	ifrs-full_DerivativeFinancialLiabilitiesHeldForTrading
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The amount of financial assets at fair value through profit or loss classified as held for trading. A financial asset is classified as held for trading if: (a) it is acquired principally for the purpose of selling it in the near term; (b) on initial recognition it is part of a portfolio of identified financial instruments that are managed together and for which there is evidence of a recent actual pattern of short-term profit-taking; or (c) it is a derivative (except for a derivative that is a financial guarantee contract or a designated and effective hedging instrument). [Refer: At fair value [member]; Financial assets at fair value through profit or loss]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2018-01-01
-Paragraph 55
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_55&doctype=Standard
-URIDate 2018-03-16

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Note Expiry date 2021-01-01
-Name IFRS
-Number 7
-IssueDate 2018-01-01
-Paragraph 8
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-02&anchor=para_8_a&doctype=Standard&book=b
-URIDate 2018-03-16

Name:	ifrs-full_FinancialAssetsAtFairValueThroughProfitOrLossClassifiedAsHeldForTrading
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

The amount of financial liabilities at fair value through profit or loss that meet the definition of held for trading. A financial liability is classified as held for trading if: (a) it is acquired or incurred principally for the purpose of selling or repurchasing it in the near term; (b) on initial recognition it is part of a portfolio of identified financial instruments that are managed together and for which there is evidence of a recent actual pattern of short-term profit-taking; or (c) it is a derivative (except for a derivative that is a financial guarantee contract or a designated and effective hedging instrument). [Refer: Financial liabilities at fair value through profit or loss]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 7
-IssueDate 2018-01-01
-Paragraph 8
-Subparagraph e
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2018-03-01&anchor=para_8_e&doctype=Standard
-URIDate 2018-03-16