v3.25.3
Fair Value - Schedule of Financial Instruments Not Carried at Fair Value (Details) - USD ($)
$ in Millions
Sep. 30, 2025
Dec. 31, 2024
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt $ 12,536 $ 10,151
Retirement Services    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt 7,669 5,844
Carrying Value | Retirement Services    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Policy loans 304 318
Short-term investments   192
Other investments 140 93
Total Assets – Asset Management 25,261 29,733
Interest sensitive contract liabilities 251,613 200,278
Debt 7,856 6,309
Securities to repurchase 2,822 5,716
Funds withheld liability 5,340 4,331
Total financial liabilities not carried at fair value 267,631 216,634
Carrying Value | Nonrelated Party | Retirement Services    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment funds 111 107
Funds withheld at interest 18,861 21,901
Short-term investments 165  
Carrying Value | Related Party | Retirement Services    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment funds 829 714
Funds withheld at interest 4,833 5,665
Short-term investments 18 743
Fair Value | Retirement Services    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Policy loans 304 318
Short-term investments   192
Other investments 53 101
Total Assets – Asset Management 25,174 29,741
Interest sensitive contract liabilities 248,815 192,025
Debt 7,669 5,844
Securities to repurchase 2,822 5,716
Funds withheld liability 5,340 4,331
Total financial liabilities not carried at fair value 264,646 207,916
Fair Value | Retirement Services | NAV    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Policy loans 0 0
Short-term investments   0
Other investments 0 0
Total Assets – Asset Management 940 821
Interest sensitive contract liabilities 0 0
Debt 0 0
Securities to repurchase 0 0
Funds withheld liability 0 0
Total financial liabilities not carried at fair value 0 0
Fair Value | Retirement Services | Level 1    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Policy loans 0 0
Short-term investments   0
Other investments 0 0
Total Assets – Asset Management 0 0
Interest sensitive contract liabilities 0 0
Debt 591 581
Securities to repurchase 0 0
Funds withheld liability 0 0
Total financial liabilities not carried at fair value 591 581
Fair Value | Retirement Services | Level 2    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Policy loans 304 318
Short-term investments   0
Other investments 0 0
Total Assets – Asset Management 322 1,061
Interest sensitive contract liabilities 0 0
Debt 7,078 5,263
Securities to repurchase 2,822 5,716
Funds withheld liability 0 0
Total financial liabilities not carried at fair value 9,900 10,979
Fair Value | Retirement Services | Level 3    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Policy loans 0 0
Short-term investments   192
Other investments 53 101
Total Assets – Asset Management 23,912 27,859
Interest sensitive contract liabilities 248,815 192,025
Debt 0 0
Securities to repurchase 0 0
Funds withheld liability 5,340 4,331
Total financial liabilities not carried at fair value 254,155 196,356
Fair Value | Nonrelated Party | Retirement Services    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment funds 111 107
Funds withheld at interest 18,861 21,901
Short-term investments 165  
Fair Value | Nonrelated Party | Retirement Services | NAV    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment funds 111 107
Funds withheld at interest 0 0
Short-term investments 0  
Fair Value | Nonrelated Party | Retirement Services | Level 1    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment funds 0 0
Funds withheld at interest 0 0
Short-term investments 0  
Fair Value | Nonrelated Party | Retirement Services | Level 2    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment funds 0 0
Funds withheld at interest 0 0
Short-term investments 0  
Fair Value | Nonrelated Party | Retirement Services | Level 3    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment funds 0 0
Funds withheld at interest 18,861 21,901
Short-term investments 165  
Fair Value | Related Party | Retirement Services    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment funds 829 714
Funds withheld at interest 4,833 5,665
Short-term investments 18 743
Fair Value | Related Party | Retirement Services | NAV    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment funds 829 714
Funds withheld at interest 0 0
Short-term investments 0 0
Fair Value | Related Party | Retirement Services | Level 1    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment funds 0 0
Funds withheld at interest 0 0
Short-term investments 0 0
Fair Value | Related Party | Retirement Services | Level 2    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment funds 0 0
Funds withheld at interest 0 0
Short-term investments 18 743
Fair Value | Related Party | Retirement Services | Level 3    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment funds 0 0
Funds withheld at interest 4,833 5,665
Short-term investments $ 0 $ 0