v3.26.1
Investments - Schedule of Distribution Across Property Type and Geographic Region for Commercial Mortgage Loans (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Dec. 31, 2024
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 6,351 $ 6,363    
% of total 100.00% 100.00%    
Allowance for credit losses $ (58) $ (59) $ (36) $ (39)
Commercial mortgage loans, net 6,293 6,304    
South Atlantic        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 1,742 $ 1,733    
% of total 28.00% 27.00%    
Pacific        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 1,135 $ 1,167    
% of total 18.00% 19.00%    
Mountain        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 1,012 $ 997    
% of total 16.00% 16.00%    
Middle Atlantic        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 843 $ 845    
% of total 13.00% 13.00%    
West South Central        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 496 $ 504    
% of total 8.00% 8.00%    
East North Central        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 443 $ 424    
% of total 7.00% 7.00%    
West North Central        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 332 $ 339    
% of total 5.00% 5.00%    
East South Central        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 200 $ 202    
% of total 3.00% 3.00%    
New England        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 148 $ 152    
% of total 2.00% 2.00%    
Retail        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 2,629 $ 2,642    
% of total 42.00% 42.00%    
Industrial        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 1,464 $ 1,454    
% of total 23.00% 23.00%    
Office        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 1,266 $ 1,292    
% of total 20.00% 20.00%    
Apartments        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 516 $ 514    
% of total 8.00% 8.00%    
Mixed use        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 338 $ 323    
% of total 5.00% 5.00%    
Other        
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]        
Carrying value $ 138 $ 138    
% of total 2.00% 2.00%