v3.26.1
Segment Information (Segment Reconciliation to Consolidated Revenue) (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]        
Total Revenues $ 19,154 $ 17,340 $ 38,228 $ 35,909
Net investment gains (losses) (428) (273) (1,098) (660)
Net derivative gains (losses) (772) (796) (698) (364)
Other Income 845 679 1,697 1,366
Operating Segments        
Segment Reporting [Line Items]        
Total Revenues 17,608 16,340 35,829 33,521
Operating Segments | Group Benefits        
Segment Reporting [Line Items]        
Total Revenues 6,869 6,791 13,760 13,574
Other Income 451 405 912 839
Operating Segments | RIS        
Segment Reporting [Line Items]        
Total Revenues 3,988 3,548 8,630 8,195
Other Income 69 70 138 139
Operating Segments | Asia        
Segment Reporting [Line Items]        
Total Revenues 3,073 2,903 6,272 5,788
Other Income 20 22 37 37
Operating Segments | Latin America        
Segment Reporting [Line Items]        
Total Revenues 2,486 2,079 4,792 4,000
Other Income (15) 3 (22) 12
Operating Segments | EMEA        
Segment Reporting [Line Items]        
Total Revenues 873 780 1,737 1,506
Other Income 10 9 19 17
Operating Segments | MIM        
Segment Reporting [Line Items]        
Total Revenues 319 239 638 458
Other Income 317 237 631 455
Segment Reconciling Items        
Segment Reporting [Line Items]        
Net investment gains (losses) (428) (273) (1,098) (660)
Net derivative gains (losses) (772) (796) (698) (364)
Investment hedge adjustments (170) (102) (254) (205)
Unit-linked investment income 998 498 680 271
Reinsurance activity 331 47 632 90
Other Income 120 45 209 29
Segment Reconciling Items | Corporate And Other        
Segment Reporting [Line Items]        
Other Income $ 1,467 $ 1,581 $ 2,928 $ 3,227