v3.26.1
Investments - Changes in Allowance for Credit Losses on AFS (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Debt Securities, Available-for-Sale, Allowance for Credit Loss [Roll Forward]        
Balance as of beginning-of-period $ 111 $ 74 $ 110 $ 46
Additions from purchases of PCD debt securities 0 0 0 0
Additions for securities for which credit losses were not previously recognized 12 17 14 33
Additions (reductions) for securities for which credit losses were previously recognized 22 2 48 14
Reductions for disposed securities (2)   (5)  
Reductions for securities charged off (4) (8) (28) (8)
Balance as of end-of-period 139 85 139 85
Accrued interest receivable on fixed maturity AFS securities     932 886
Corporate bonds        
Debt Securities, Available-for-Sale, Allowance for Credit Loss [Roll Forward]        
Balance as of beginning-of-period 38 23 53 14
Additions from purchases of PCD debt securities 0 0 0 0
Additions for securities for which credit losses were not previously recognized 9 17 11 25
Additions (reductions) for securities for which credit losses were previously recognized 4 4 12 5
Reductions for disposed securities (2)   (3)  
Reductions for securities charged off (4) (8) (28) (8)
Balance as of end-of-period 45 36 45 36
RMBS        
Debt Securities, Available-for-Sale, Allowance for Credit Loss [Roll Forward]        
Balance as of beginning-of-period 6 6 6 7
Additions from purchases of PCD debt securities 0 0 0 0
Additions for securities for which credit losses were not previously recognized 0 0 0 0
Additions (reductions) for securities for which credit losses were previously recognized 0 (1) 0 (2)
Reductions for disposed securities 0   0  
Reductions for securities charged off 0 0 0 0
Balance as of end-of-period 6 5 6 5
CMBS        
Debt Securities, Available-for-Sale, Allowance for Credit Loss [Roll Forward]        
Balance as of beginning-of-period 0 0 0 0
Additions from purchases of PCD debt securities 0 0 0 0
Additions for securities for which credit losses were not previously recognized 3 0 3 0
Additions (reductions) for securities for which credit losses were previously recognized 0 0 0 0
Reductions for disposed securities 0   0  
Reductions for securities charged off 0 0 0 0
Balance as of end-of-period 3 0 3 0
ABS        
Debt Securities, Available-for-Sale, Allowance for Credit Loss [Roll Forward]        
Balance as of beginning-of-period 66 44 50 24
Additions from purchases of PCD debt securities 0 0 0 0
Additions for securities for which credit losses were not previously recognized 0 0 0 8
Additions (reductions) for securities for which credit losses were previously recognized 18 (1) 36 11
Reductions for disposed securities 0   (2)  
Reductions for securities charged off 0 0 0 0
Balance as of end-of-period 84 43 84 43
Hybrids        
Debt Securities, Available-for-Sale, Allowance for Credit Loss [Roll Forward]        
Balance as of beginning-of-period 1 1 1 1
Additions from purchases of PCD debt securities 0 0 0 0
Additions for securities for which credit losses were not previously recognized 0 0 0 0
Additions (reductions) for securities for which credit losses were previously recognized 0 0 0 0
Reductions for disposed securities 0   0  
Reductions for securities charged off 0 0 0 0
Balance as of end-of-period $ 1 $ 1 $ 1 $ 1