v3.25.4
Goodwill and Other Intangible Assets - Changes of Other Intangible Assets by Asset Class (Detail) - EUR (€)
€ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Total other
intangible
assets    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance € 4,786  
Ending balance 4,825 € 4,786
Total other
intangible
assets | Gross Carrying Value    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 16,571 15,154
Additions 1,497 1,417
Changes in the group of consolidated companies 0 (51)
Disposals 182 152
Reclassifications from (to) “held for sale” 0 0
Transfers 3 (83)
Exchange rate changes (562) 286
Ending balance 17,328 16,571
Total other
intangible
assets | Accumulated depreciation and impairment    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance (11,785) (10,676)
Changes in the group of consolidated companies 0 51
Amortization for the year 1,252 [1] 1,171 [2]
Disposals (180) (152)
Reclassifications from (to) “held for sale” 0 0
Impairment losses 16 [3] 29 [4]
Reversals of impairment losses 0 0
Transfers (2) 80
Exchange rate changes 373 (192)
Ending balance (12,502) (11,785)
Retail
investment
management
agreements    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 764  
Ending balance 673 764
Retail
investment
management
agreements | Gross Carrying Value    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 1,117 1,046
Additions 0 0
Changes in the group of consolidated companies 0 0
Disposals 0 0
Reclassifications from (to) “held for sale” 0 0
Transfers 0 0
Exchange rate changes (133) 71
Ending balance 984 1,117
Retail
investment
management
agreements | Accumulated depreciation and impairment    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance (353) (330)
Changes in the group of consolidated companies 0 0
Amortization for the year 0 0
Disposals 0 0
Reclassifications from (to) “held for sale” 0 0
Impairment losses 0 0
Reversals of impairment losses 0 0
Transfers 0 0
Exchange rate changes 42 (22)
Ending balance (311) (353)
Other    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 2  
Ending balance 1 2
Other | Gross Carrying Value    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 463 440
Additions 0 0
Changes in the group of consolidated companies 0 0
Disposals 0 0
Reclassifications from (to) “held for sale” 0 0
Transfers 0 23
Exchange rate changes 0 0
Ending balance 463 463
Other | Accumulated depreciation and impairment    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance (461) (439)
Changes in the group of consolidated companies 0 0
Amortization for the year 0 0
Disposals 0 0
Reclassifications from (to) “held for sale” 0 0
Impairment losses 0 0
Reversals of impairment losses 0 0
Transfers 0 (23)
Exchange rate changes 0 0
Ending balance (461) (461)
Total
unamortized
purchased
intangible
assets    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 766  
Ending balance 675 766
Total
unamortized
purchased
intangible
assets | Gross Carrying Value    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 1,580 1,486
Additions 0 0
Changes in the group of consolidated companies 0 0
Disposals 0 0
Reclassifications from (to) “held for sale” 0 0
Transfers 0 23
Exchange rate changes (133) 71
Ending balance 1,447 1,580
Total
unamortized
purchased
intangible
assets | Accumulated depreciation and impairment    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance (814) (769)
Changes in the group of consolidated companies 0 0
Amortization for the year 0 0
Disposals 0 0
Reclassifications from (to) “held for sale” 0 0
Impairment losses 0 0
Reversals of impairment losses 0 0
Transfers 0 (23)
Exchange rate changes 42 (22)
Ending balance (772) (814)
Customer-
related
intangible
assets    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 55  
Ending balance 49 55
Customer-
related
intangible
assets | Gross Carrying Value    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 1,411 1,456
Additions 1 2
Changes in the group of consolidated companies 0 (49)
Disposals 109 0
Reclassifications from (to) “held for sale” 0 0
Transfers 1 (40)
Exchange rate changes (75) 42
Ending balance 1,230 1,411
Customer-
related
intangible
assets | Accumulated depreciation and impairment    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance (1,356) (1,399)
Changes in the group of consolidated companies 0 49
Amortization for the year 5 5
Disposals (109) 0
Reclassifications from (to) “held for sale” 0 0
Impairment losses 0 0
Reversals of impairment losses 0 0
Transfers 0 40
Exchange rate changes 72 (40)
Ending balance (1,181) (1,356)
Contract-
based
intangible
assets    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 0  
Ending balance 0 0
Contract-
based
intangible
assets | Gross Carrying Value    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 35 70
Additions 0 0
Changes in the group of consolidated companies 0 (1)
Disposals 20 0
Reclassifications from (to) “held for sale” 0 0
Transfers 0 (35)
Exchange rate changes 0 0
Ending balance 15 35
Contract-
based
intangible
assets | Accumulated depreciation and impairment    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance (35) (70)
Changes in the group of consolidated companies 0 1
Amortization for the year 0 0
Disposals (20) 0
Reclassifications from (to) “held for sale” 0 0
Impairment losses 0 0
Reversals of impairment losses 0 0
Transfers 0 34
Exchange rate changes 0 0
Ending balance (15) (35)
Software
and
other    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 139  
Ending balance 144 139
Software
and
other | Gross Carrying Value    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 803 854
Additions 43 8
Changes in the group of consolidated companies 0 (1)
Disposals 42 31
Reclassifications from (to) “held for sale” 0 0
Transfers 2 (28)
Exchange rate changes (2) 2
Ending balance 805 803
Software
and
other | Accumulated depreciation and impairment    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance (664) (690)
Changes in the group of consolidated companies 0 1
Amortization for the year 38 36
Disposals (42) (31)
Reclassifications from (to) “held for sale” 0 0
Impairment losses 0 0
Reversals of impairment losses 0 0
Transfers (2) 29
Exchange rate changes 2 0
Ending balance (661) (664)
Total
amortized
purchased
intangible
assets    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 194  
Ending balance 193 194
Total
amortized
purchased
intangible
assets | Gross Carrying Value    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 2,249 2,380
Additions 44 10
Changes in the group of consolidated companies 0 (51)
Disposals 170 31
Reclassifications from (to) “held for sale” 0 0
Transfers 4 (103)
Exchange rate changes (77) 44
Ending balance 2,049 2,249
Total
amortized
purchased
intangible
assets | Accumulated depreciation and impairment    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance (2,055) (2,159)
Changes in the group of consolidated companies 0 51
Amortization for the year 43 41
Disposals (170) (31)
Reclassifications from (to) “held for sale” 0 0
Impairment losses 0 0
Reversals of impairment losses 0 0
Transfers (2) 103
Exchange rate changes 74 (40)
Ending balance (1,856) (2,055)
Software    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 3,825  
Ending balance 3,957 3,825
Software | Gross Carrying Value    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance 12,742 11,288
Additions 1,453 1,407
Changes in the group of consolidated companies 0 0
Disposals 12 121
Reclassifications from (to) “held for sale” 0 0
Transfers 0 (3)
Exchange rate changes (352) 171
Ending balance 13,831 12,742
Software | Accumulated depreciation and impairment    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Beginning balance (8,917) (7,749)
Changes in the group of consolidated companies 0 0
Amortization for the year 1,209 1,130
Disposals (10) (121)
Reclassifications from (to) “held for sale” 0 0
Impairment losses 16 29
Reversals of impairment losses 0 0
Transfers 0 1
Exchange rate changes 257 (130)
Ending balance € (9,874) € (8,917)
[1] € 1.3 billion were included in general and administrative expenses
[2] € 1.2 billion were included in general and administrative expenses
[3] € 16 million were impairment losses on self-developed software recorded in general and administrative expenses
[4] € 29 million were impairment losses on self-developed software recorded in general and administrative expenses