v3.25.4
Insurance business - Narrative (Details)
Dec. 31, 2025
Dec. 31, 2024
Disclosure of reconciliation of changes in insurance contracts by remaining coverage and incurred claims [line items]    
Percentile level of stress over a one-year period 75.00%  
Hong Kong    
Disclosure of reconciliation of changes in insurance contracts by remaining coverage and incurred claims [line items]    
Percentile level of stress, ultimate risk view 59.00% 60.00%
UK    
Disclosure of reconciliation of changes in insurance contracts by remaining coverage and incurred claims [line items]    
Percentile level of stress, ultimate risk view 64.00% 60.00%
Mexico    
Disclosure of reconciliation of changes in insurance contracts by remaining coverage and incurred claims [line items]    
Percentile level of stress, ultimate risk view 63.00% 64.00%