XML 140 R132.htm IDEA: XBRL DOCUMENT v3.23.2
Note 21 Debt certificates (Details) - EUR (€)
€ in Millions
Jun. 30, 2023
Dec. 31, 2022
Debt certificates issued [Line Items]    
Debt certificates issued € 63,158 € 55,429
Issued in euros [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 41,976 35,611
Issued in euros [Member] | Promissory bills and notes [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 3,076 1,079
Issued in euros [Member] | Non convertible bonds and debentures [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 17,519 16,979
Issued in euros [Member] | Covered bons [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 6,809 7,665
Issued in euros [Member] | Hybrid financial instruments [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued [1] 1,062 959
Issued in euros [Member] | Securilization bonds [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 2,412 2,501
Issued in euros [Member] | Wholesale funding [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 3,175 139
Issued in euros [Member] | Subordinated liabilities [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 7,922 6,289
Issued in euros [Member] | Convertible perpetual certificates [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 4,000 3,000
Issued in euros [Member] | Other non convertible subordinated liabilities [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 3,922 3,289
issued in foreign currency [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 21,182 19,819
issued in foreign currency [Member] | Promissory bills and notes [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 299 351
issued in foreign currency [Member] | Non convertible bonds and debentures [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 9,467 9,323
issued in foreign currency [Member] | Covered bons [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 103 114
issued in foreign currency [Member] | Hybrid financial instruments [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued [1] 4,266 3,724
issued in foreign currency [Member] | Securilization bonds [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 0 0
issued in foreign currency [Member] | Wholesale funding [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 57 111
issued in foreign currency [Member] | Subordinated liabilities [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 6,991 6,196
issued in foreign currency [Member] | Convertible perpetual certificates [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued 1,842 1,876
issued in foreign currency [Member] | Other non convertible subordinated liabilities [Member]    
Debt certificates issued [Line Items]    
Debt certificates issued € 5,149 € 4,320
[1] 1) Corresponds to structured note issuances with embedded derivatives that have been segregated according to IFRS 9