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Note 44 Personnel Expenses Breakdown (Details) - EUR (€)
€ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
[1]
Personnel expenses [Line Items]      
Wages and salaries € 5,937 € 5,068 € 4,310
Social security contributions 1,007 834 708
Post-employment benefit expense, defined contribution plans 158 139 87
Defined benefit plan expense 51 49 42
Other employee expense 506 440 454
Employee benefits expense € 7,659 € 6,530 € 5,601
[1]
(1) Balances corresponding to 2022 have been restated according to IFRS 17 (see Note 1.3).