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Note 46 Provisions or reversal of provisions (Details) - EUR (€)
€ in Millions
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Provisions or reversal of provisions [Line Items]      
Pensions And Other Post Employment Defined Benefit Obligations Provisions € 3 € 31 € (89)
Commitments And Guarantees Given (84) 76 87
Pending Legal Issues And Tax Litigation 191 171 210
Other provisions 88 95 84
Provisions or reversal of provisions € 198 € 373 € 291