v3.26.1
Net income / (expenses) on reinsurance held (Tables)
 12 Months Ended
Dec. 31, 2025
Text block 1 [Abstract]  
Summary of net income / (expenses) on reinsurance held
    
 
   2025
 
        2024          2023  
Assumption changes that adjust underlying onerous contracts
      33       56       31  
Experience adjustments that adjust underlying onerous contracts
      586       398       516  
CSM recognized for service received
      (11 )      (14 )      (26 ) 
Release of risk adjustment
      (72 )      (83 )      (118 ) 
Experience adjustments on current service
      300       (36 )      (217 ) 
Experience adjustments on incurred claims
      -       3       (2 ) 
New reinsurance contracts issued/acquired
      1       1       (17 ) 
Initial recognition of onerous underlying contracts
      -       -       12  
Establishing of loss recovery component from onerous underlying contracts
      -       -       7  
Reversals of loss recovery component from onerous underlying contracts
      -       (1 )      (3 ) 
Contracts measured under
Non-PAA
   
 
837
 
  
 
325
 
  
 
181
 
Contracts measured under the PAA
      (1 )      -       1  
Net income / (expenses) on reinsurance held
   
 
836
 
  
 
325
 
  
 
182