v3.26.1
Long-duration Contracts - Schedule of Rollforward of Net Market Risk Benefit Liabilities by Product (Details) - USD ($)
$ in Millions
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Market Risk Benefit [Roll Forward]    
Beginning balance $ 4,716 $ 3,715
Effect of changes in instrument-specific credit risk 260 157
Balance, beginning of period, before changes in instrument-specific credit risk 4,456 3,558
Issuances 193 201
Interest accrual 99 93
Attributed fees collected 213 190
Benefit payments (49) (33)
Effect of changes in interest rates (26) (26)
Effect of changes in equity (62)  
Effect of actual policyholder behavior compared to expected behavior 66 53
Balance, end of period, before changes in instrument-specific credit risk 4,890 4,036
Effect of changes in instrument-specific credit risk 224 176
Ending balance 5,114 4,212
Less: Reinsurance recoverable 88 50
Ending balance, net of reinsurance 5,026 4,162
Traditional Deferred Annuities    
Market Risk Benefit [Roll Forward]    
Beginning balance 205 190
Effect of changes in instrument-specific credit risk 5 3
Balance, beginning of period, before changes in instrument-specific credit risk 200 187
Issuances 0 0
Interest accrual 4 4
Attributed fees collected 1 1
Benefit payments (2) (3)
Effect of changes in interest rates (2) 3
Effect of changes in equity 0  
Effect of actual policyholder behavior compared to expected behavior 2 0
Balance, end of period, before changes in instrument-specific credit risk 203 192
Effect of changes in instrument-specific credit risk 4 3
Ending balance 207 195
Less: Reinsurance recoverable 0 0
Ending balance, net of reinsurance 207 195
Reconciliation of the gross balances in an asset or liability position:    
Net amount at risk $ 423 $ 420
Weighted-average attained age of contract holders (in years) 77 years 76 years
Indexed Annuities    
Market Risk Benefit [Roll Forward]    
Beginning balance $ 4,511 $ 3,525
Effect of changes in instrument-specific credit risk 255 154
Balance, beginning of period, before changes in instrument-specific credit risk 4,256 3,371
Issuances 193 201
Interest accrual 95 89
Attributed fees collected 212 189
Benefit payments (47) (30)
Effect of changes in interest rates (24) (29)
Effect of changes in equity (62)  
Effect of actual policyholder behavior compared to expected behavior 64 53
Balance, end of period, before changes in instrument-specific credit risk 4,687 3,844
Effect of changes in instrument-specific credit risk 220 173
Ending balance 4,907 4,017
Less: Reinsurance recoverable 88 50
Ending balance, net of reinsurance 4,819 3,967
Reconciliation of the gross balances in an asset or liability position:    
Net amount at risk $ 18,262 $ 15,997
Weighted-average attained age of contract holders (in years) 69 years 69 years