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Note 52 Fees for audits conducted (Details) - EUR (€)
€ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Fees for audits conducted [Line Items]      
Legal audit of bbva sa or its companies under control [1] € 7.2 € 6.5 € 6.5
Other audit services of bbva sa or its companies under control [1] 5.2 5.4 5.5
Limited review of bbva sa or its companies under control [1] 0.9 0.9 0.9
Reports related to issuances [1] 0.1 0.3 0.3
Assurance services and other required by the regulator [1] € 0.8 € 0.9 € 0.8
[1] (*) Services provided by KPMG Auditores, S.L. to companies located in Spain, to the branch of BBVA in New York and to the branch of BBVA in London.