v3.25.2
Fair Value of Assets and Liabilities (Quantitative Info for Level 3 Inputs) (Details) - USD ($)
$ in Millions
6 Months Ended 12 Months Ended
Jun. 30, 2025
Dec. 31, 2024
Jun. 30, 2024
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Market risk benefit assets $ 2,188 $ 2,331 $ 2,233
Commercial mortgage and other loans [1] 62,966 62,341  
Reinsurance recoverables and deposit receivables [2] 44,152 37,680  
Market risk benefit liabilities 4,859 4,455 $ 4,592
Fair Value, Measurements, Recurring      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Market risk benefit assets 2,188 2,331  
Commercial mortgage and other loans 726 702  
Reinsurance recoverables and deposit receivables 634 849  
Market risk benefit liabilities 4,859 4,455  
Policyholders' account balances 15,289 12,746  
Level 3      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Funds held under reinsurance agreements $ 10,000    
Level 3 | Minimum      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Fair value inputs, policyholder age 50 years    
Level 3 | Minimum | Market risk benefit liabilities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Mortality rate 0.00%    
Level 3 | Maximum      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Fair value inputs, policyholder age 90 years    
Level 3 | Fair Value, Measurements, Recurring      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Market risk benefit assets $ 2,188 2,331  
Commercial mortgage and other loans 263 233  
Reinsurance recoverables and deposit receivables 367 613  
Market risk benefit liabilities 4,859 4,455  
Policyholders' account balances $ 15,289 $ 12,746  
Level 3 | Internal | Minimum | Discounted cash flow | Market risk benefit liabilities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Lapse rate 1.00% 1.00%  
Spread over SOFR 0.40% 0.29%  
Utilization rate 37.00% 37.00%  
Withdrawal rate (greater than maximum range) 78.00% 78.00%  
Mortality rate 0.00% 0.00%  
Equity volatility curve 15.00% 16.00%  
Level 3 | Internal | Minimum | Discounted cash flow | Policyholders’ account balances      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Lapse rate 0.00% 0.00%  
Spread over SOFR 0.40% 0.29%  
Mortality rate 0.00% 0.00%  
Option budget (2.00%) (1.00%)  
Level 3 | Internal | Minimum | Discounted cash flow | Corporate securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Discount rate 0.96% 0.95%  
Level 3 | Internal | Minimum | Discounted cash flow | Asset-backed securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Discount rate 2.03% 2.30%  
Liquidity premium 1.90%    
Level 3 | Internal | Minimum | Discounted cash flow | Commercial mortgage-backed securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Liquidity premium 0.90% 1.00%  
Level 3 | Internal | Minimum | Discounted cash flow | Market risk benefit assets      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Lapse rate 1.00% 1.00%  
Spread over SOFR 0.40% 0.29%  
Utilization rate 37.00% 37.00%  
Withdrawal rate (greater than maximum range) 78.00% 78.00%  
Mortality rate 0.00% 0.00%  
Equity volatility curve 15.00% 16.00%  
Level 3 | Internal | Minimum | Discounted cash flow | Equity securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Discount rate 0.16% 0.16%  
Level 3 | Internal | Minimum | Discounted cash flow | Commercial mortgage and other loans      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Spread 0.00%    
Level 3 | Internal | Minimum | Discounted cash flow | Reinsurance recoverables and deposit receivables      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Lapse rate 1.00% 1.00%  
Spread over SOFR 0.40% 0.29%  
Option budget 0.00% 0.00%  
Level 3 | Internal | Minimum | Market comparables | Corporate securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
EBITDA multiples 0.1 3.0  
Level 3 | Internal | Minimum | Market comparables | Equity securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
EBITDA multiples 6.8 5.5  
Level 3 | Internal | Minimum | Liquidation | Corporate securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Liquidation value 28.34% 75.00%  
Level 3 | Internal | Minimum | Net asset value | Equity securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Share price 3 3  
Level 3 | Internal | Maximum | Discounted cash flow | Market risk benefit liabilities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Lapse rate 20.00% 20.00%  
Spread over SOFR 1.82% 1.71%  
Utilization rate 94.00% 94.00%  
Withdrawal rate (greater than maximum range) 100.00% 100.00%  
Mortality rate 16.00% 16.00%  
Equity volatility curve 25.00% 25.00%  
Level 3 | Internal | Maximum | Discounted cash flow | Policyholders’ account balances      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Lapse rate 80.00% 80.00%  
Spread over SOFR 1.82% 1.73%  
Mortality rate 23.00% 23.00%  
Option budget 7.00% 7.00%  
Level 3 | Internal | Maximum | Discounted cash flow | Corporate securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Discount rate 21.50% 20.00%  
Level 3 | Internal | Maximum | Discounted cash flow | Asset-backed securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Discount rate 10.75% 10.70%  
Liquidity premium 1.90%    
Level 3 | Internal | Maximum | Discounted cash flow | Commercial mortgage-backed securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Liquidity premium 0.90% 1.00%  
Level 3 | Internal | Maximum | Discounted cash flow | Market risk benefit assets      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Lapse rate 20.00% 20.00%  
Spread over SOFR 1.82% 1.71%  
Utilization rate 94.00% 94.00%  
Withdrawal rate (greater than maximum range) 100.00% 100.00%  
Mortality rate 16.00% 16.00%  
Equity volatility curve 25.00% 25.00%  
Level 3 | Internal | Maximum | Discounted cash flow | Equity securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Discount rate 40.00% 40.00%  
Level 3 | Internal | Maximum | Discounted cash flow | Commercial mortgage and other loans      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Spread 2.41%    
Level 3 | Internal | Maximum | Discounted cash flow | Reinsurance recoverables and deposit receivables      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Lapse rate 50.00% 50.00%  
Spread over SOFR 1.82% 1.71%  
Option budget 6.00% 6.00%  
Level 3 | Internal | Maximum | Market comparables | Corporate securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
EBITDA multiples 9.4 8.8  
Level 3 | Internal | Maximum | Market comparables | Equity securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
EBITDA multiples 12.2 12.2  
Level 3 | Internal | Maximum | Liquidation | Corporate securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Liquidation value 84.21% 75.00%  
Level 3 | Internal | Maximum | Net asset value | Equity securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Share price 1,809 1,810  
Level 3 | Internal | Weighted Average | Discounted cash flow | Corporate securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Discount rate 10.04% 10.36%  
Level 3 | Internal | Weighted Average | Discounted cash flow | Asset-backed securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Discount rate 4.00% 6.08%  
Liquidity premium 1.90%    
Level 3 | Internal | Weighted Average | Discounted cash flow | Commercial mortgage-backed securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Liquidity premium 0.90% 1.00%  
Level 3 | Internal | Weighted Average | Discounted cash flow | Commercial mortgage and other loans      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Spread 2.14%    
Level 3 | Internal | Weighted Average | Market comparables | Corporate securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
EBITDA multiples 6.4 7.6  
Level 3 | Internal | Weighted Average | Market comparables | Equity securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
EBITDA multiples 9.3 6.0  
Level 3 | Internal | Weighted Average | Liquidation | Corporate securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Liquidation value 63.25% 75.00%  
Level 3 | Internal | Weighted Average | Net asset value | Equity securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Share price 758 779  
Level 3 | Internal | Fair Value, Measurements, Recurring | Market risk benefit liabilities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Market risk benefit liabilities $ 4,859 $ 4,455  
Level 3 | Internal | Fair Value, Measurements, Recurring | Policyholders’ account balances      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Policyholders' account balances 15,239 12,741  
Level 3 | Internal | Fair Value, Measurements, Recurring | Corporate securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Corporate securities 7,440 6,763  
Level 3 | Internal | Fair Value, Measurements, Recurring | Asset-backed securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Asset backed securities 1,147 529  
Level 3 | Internal | Fair Value, Measurements, Recurring | Commercial mortgage-backed securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Commercial mortgage-backed securities 847 853  
Level 3 | Internal | Fair Value, Measurements, Recurring | Market risk benefit assets      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Market risk benefit assets 2,188 2,331  
Level 3 | Internal | Fair Value, Measurements, Recurring | Equity securities      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Equity securities 195 209  
Level 3 | Internal | Fair Value, Measurements, Recurring | Commercial mortgage and other loans      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Commercial mortgage and other loans 263    
Level 3 | Internal | Fair Value, Measurements, Recurring | Reinsurance recoverables and deposit receivables      
Fair Value Inputs, Assets and Liabilities, Quantitative Information [Line Items]      
Reinsurance recoverables and deposit receivables $ 367 $ 613  
[1] See Note 4 for details of balances associated with variable interest entities.
[2] See Note 20 for additional information regarding related party transactions.