v3.26.1
Deferred Policy Acquisition Costs, Value of Business Acquired and Unearned Revenue - DAC VOBA by Segment (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Jan. 01, 2025
DAC:            
Balance at January 1,     $ 19,733 $ 18,178    
Transfer, January 1 (4) $ 20,293 $ 19,487 20,293 19,487 $ 19,733  
Capitalizations 950 787 1,909 1,485    
Amortization     (1,109) (1,000)    
Effect of foreign currency translation and other, net     (240) 824    
Balance at March 31, 20,293 19,487 20,293 19,487    
VOBA:            
VOBA Net, Beginning Balance     1,374 1,449    
Amortization     (58) (60)    
Effect of foreign currency translation and other, net     (38) 117    
VOBA Net, Ending Balance 1,278 1,506 1,278 1,506    
Deferred policy acquisition costs and value of business acquired 21,571 20,993 21,571 20,993 21,107  
Reclassification, Segmentation Basis Change            
DAC:            
Transfer, January 1 (4)           $ 0
Group Benefits            
DAC:            
Balance at January 1,     250 250    
Transfer, January 1 (4) 242 249 242 249 250  
Capitalizations     12 12    
Amortization     (20) (13)    
Effect of foreign currency translation and other, net     0 0    
Balance at March 31, 242 249 242 249    
VOBA:            
VOBA Net, Beginning Balance     0 0    
Amortization     0 0    
Effect of foreign currency translation and other, net     0 0    
VOBA Net, Ending Balance 0 0 0 0    
Group Benefits | Reclassification, Segmentation Basis Change            
DAC:            
Transfer, January 1 (4)           0
RIS            
DAC:            
Balance at January 1,     785 552    
Transfer, January 1 (4) 908 694 908 694 785  
Capitalizations     170 83    
Amortization     (47) (39)    
Effect of foreign currency translation and other, net     0 0    
Balance at March 31, 908 694 908 694    
VOBA:            
VOBA Net, Beginning Balance     10 13    
Amortization     (1) (1)    
Effect of foreign currency translation and other, net     0 0    
VOBA Net, Ending Balance 9 12 9 12    
RIS | Reclassification, Segmentation Basis Change            
DAC:            
Transfer, January 1 (4)           98
Asia            
DAC:            
Balance at January 1,     11,643 10,785    
Transfer, January 1 (4) 11,910 11,636 11,910 11,636 11,643  
Capitalizations     935 769    
Amortization     (405) (417)    
Effect of foreign currency translation and other, net     (263) 499    
Balance at March 31, 11,910 11,636 11,910 11,636    
VOBA:            
VOBA Net, Beginning Balance     875 935    
Amortization     (29) (33)    
Effect of foreign currency translation and other, net     (30) 81    
VOBA Net, Ending Balance 816 983 816 983    
Asia | Reclassification, Segmentation Basis Change            
DAC:            
Transfer, January 1 (4)           0
Latin America            
DAC:            
Balance at January 1,     2,343 1,836    
Transfer, January 1 (4) 2,535 2,114 2,535 2,114 2,343  
Capitalizations     466 348    
Amortization     (337) (247)    
Effect of foreign currency translation and other, net     63 177    
Balance at March 31, 2,535 2,114 2,535 2,114    
VOBA:            
VOBA Net, Beginning Balance     393 393    
Amortization     (22) (19)    
Effect of foreign currency translation and other, net     (6) 27    
VOBA Net, Ending Balance 365 401 365 401    
Latin America | Reclassification, Segmentation Basis Change            
DAC:            
Transfer, January 1 (4)           0
EMEA            
DAC:            
Balance at January 1,     2,021 1,664    
Transfer, January 1 (4) 2,096 1,893 2,096 1,893 2,021  
Capitalizations     317 262    
Amortization     (204) (178)    
Effect of foreign currency translation and other, net     (38) 145    
Balance at March 31, 2,096 1,893 2,096 1,893    
VOBA:            
VOBA Net, Beginning Balance     91 94    
Amortization     (5) (6)    
Effect of foreign currency translation and other, net     (2) 9    
VOBA Net, Ending Balance 84 97 84 97    
EMEA | Reclassification, Segmentation Basis Change            
DAC:            
Transfer, January 1 (4)           0
Corporate And Other            
DAC:            
Balance at January 1,     2,691 3,091    
Transfer, January 1 (4) 2,602 2,901 2,602 2,901 $ 2,691  
Capitalizations     9 11    
Amortization     (96) (106)    
Effect of foreign currency translation and other, net     (2) 3    
Balance at March 31, 2,602 2,901 2,602 2,901    
VOBA:            
VOBA Net, Beginning Balance     5 14    
Amortization     (1) (1)    
Effect of foreign currency translation and other, net     0 0    
VOBA Net, Ending Balance $ 4 $ 13 $ 4 $ 13    
Corporate And Other | Reclassification, Segmentation Basis Change            
DAC:            
Transfer, January 1 (4)           $ (98)