v3.26.1
Investments - Schedule of Residential Mortgage Loans with Credit Quality Indicators, Performing or Nonperforming (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Mar. 31, 2026
Dec. 31, 2025
Jun. 30, 2025
Mar. 31, 2025
Dec. 31, 2024
Schedule of Investments [Line Items]            
Allowance for expected loan loss $ (108) $ (97) $ (86) $ (75) $ (73) $ (70)
Total CMLs, net of valuation allowance 9,265   7,891      
Residential Mortgage            
Schedule of Investments [Line Items]            
Amortized Cost $ 5,663   $ 4,717      
% of Total 100.00%   100.00%      
Allowance for expected loan loss $ (81) $ (74) $ (68) $ (58) $ (56) $ (53)
Total CMLs, net of valuation allowance 5,582   4,649      
Performing | Residential Mortgage            
Schedule of Investments [Line Items]            
Amortized Cost $ 5,534   $ 4,650      
% of Total 98.00%   99.00%      
Non-performing | Residential Mortgage            
Schedule of Investments [Line Items]            
Amortized Cost $ 129   $ 67      
% of Total 2.00%   1.00%