v3.25.4
Risk Report - Asset Quality - Overview of Financial Assets Subject to Impairment (Detail) - EUR (€)
€ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Gross carrying amount € 796,683 € 760,807    
Allowance for credit losses 6,156 5,799    
Allowance for country risk not included in Allowance for credit losses for Financial Assets at Amortized Cost 7 14 € 4  
Allowance for country risk not included in Allowance for credit losses for Off-balance Sheet Positions 12 2 9  
Stage 1        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Gross carrying amount 727,810 681,147    
Allowance for credit losses 421 438    
Stage 2        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Gross carrying amount 53,383 63,836    
Allowance for credit losses 888 736    
Stage 3        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Gross carrying amount 14,874 15,214    
Allowance for credit losses 4,600 4,412    
Stage 3 POCI        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Gross carrying amount 615 609    
Allowance for credit losses 247 213    
Amortized Cost        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Gross carrying amount [1] 796,683 760,807    
Allowance for credit losses [1],[2] 6,156 5,799    
Amortized Cost | Stage 1        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Gross carrying amount [1] 727,810 681,147    
Allowance for credit losses [1],[2] 421 438    
Amortized Cost | Stage 2        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Gross carrying amount [1] 53,383 63,836    
Allowance for credit losses [1],[2] 888 736    
Amortized Cost | Stage 3        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Gross carrying amount [1] 14,874 15,214    
Allowance for credit losses [1],[2] 4,600 4,412    
Amortized Cost | Stage 3 POCI        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Gross carrying amount [1] 615 609    
Allowance for credit losses [1],[2] 247 213    
of which Loans        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Gross carrying amount 484,270 489,579    
Allowance for credit losses [2] 6,049 5,668    
of which Loans | Stage 1        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Gross carrying amount 416,848 417,456    
Allowance for credit losses [2] 409 411    
of which Loans | Stage 2        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Gross carrying amount 52,092 56,540    
Allowance for credit losses [2] 881 718    
of which Loans | Stage 3        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Gross carrying amount 14,720 14,974    
Allowance for credit losses [2] 4,513 4,326    
of which Loans | Stage 3 POCI        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Gross carrying amount 610 609    
Allowance for credit losses [2] 247 213    
Fair Value through OCI        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Allowance for credit losses 48 [3] 38 [4] 48 [5] € 69
Fair value (in EUR per share) 43,644 42,090    
Fair Value through OCI | Stage 1        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Allowance for credit losses 12 [3] 12 [4] 13 [5]  
Fair value (in EUR per share) 43,030 36,828    
Fair Value through OCI | Stage 2        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Allowance for credit losses 22 [3] 16 [4] 13 [5]  
Fair value (in EUR per share) 466 5,176    
Fair Value through OCI | Stage 3        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Allowance for credit losses 14 [3] 10 [4] 22 [5]  
Fair value (in EUR per share) 147 86    
Fair Value through OCI | Stage 3 POCI        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Allowance for credit losses 0 [3] 0 [4] € 0 [5]  
Fair value (in EUR per share) 0 0    
Off-balance sheet        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Allowance for credit losses [6] 393 361    
Notional amount 351,164 341,840    
Off-balance sheet | Stage 1        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Allowance for credit losses [6] 98 106    
Notional amount 321,740 313,625    
Off-balance sheet | Stage 2        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Allowance for credit losses [6] 96 82    
Notional amount 26,678 25,983    
Off-balance sheet | Stage 3        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Allowance for credit losses [6] 196 173    
Notional amount 2,724 2,225    
Off-balance sheet | Stage 3 POCI        
Development of exposures and allowance for credit losses in the reporting period [Line Items]        
Allowance for credit losses [6] 2 0    
Notional amount € 21 € 7    
[1] Financial assets at amortized cost consist of: loans at amortized cost, cash and central bank balances, interbank balances (w/o central banks), central bank funds sold and
securities purchased under resale agreements, securities borrowed and certain subcategories of other assets
[2] Allowance for credit losses do not include allowance for country risk amounting to € 7 million as of December 31, 2025 and € 14 million as of December 31, 2024
[3] Allowance for credit losses against financial assets at fair value through OCI remained at very low levels (€ 38 million at December 31, 2024 and € 48 million as of
December 31, 2025). Due to immateriality, no details on the year-over-year development is provided.
[4] Allowance for credit losses against financial assets at fair value through OCI were almost unchanged at very low levels (€ 48 million at December 31, 2023 and
€ 38 million as of December 31, 2024). Due to immateriality, no details on the year-over-year development is provided.
[5] Allowance for credit losses against financial assets at fair value through OCI were almost unchanged at very low levels (€ 69 millionat December 31, 2022 and € 48 million
as of December 31, 2023, respectively). Due to immateriality, no details on the year-over-year development is provided.
[6] Allowance for credit losses do not include allowance for country risk amounting to € 12 million as of December 31, 2025 and € 2 million as of December 31, 2024