v3.25.2
Policyholders' Account Balances (Additional Insurance Reserves) (Details) - USD ($)
$ in Millions
 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
International Businesses    
Policyholder Account Balance [Line Items]    
Balance, beginning of period $ 505 $ 454
Unearned revenue 98 80
Amortization expense (14) (11)
Other adjustments 0 (57)
FX adjustment 30 (34)
Balance, end of period 619 432
Total    
Policyholder Account Balance [Line Items]    
Balance, beginning of period 5,750 5,067
Unearned revenue 530 516
Amortization expense (140) (129)
Other adjustments 0 (57)
FX adjustment 30 (34)
Balance, end of period 6,170 5,363
Other Businesses    
Policyholder Account Balance [Line Items]    
Balance, end of period 64 53
Total, including Other Businesses    
Policyholder Account Balance [Line Items]    
Balance, end of period 6,234 5,416
Variable Universal Life | Individual Life    
Policyholder Account Balance [Line Items]    
Balance, beginning of period 5,245 4,613
Unearned revenue 432 436
Amortization expense (126) (118)
Other adjustments 0 0
FX adjustment 0 0
Balance, end of period $ 5,551 $ 4,931