v3.25.4
INCOME TAXES - Schedule of Reconciliation of Federal Statutory Income Tax Rate to Our Effective Income Tax Rate (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Amount      
Expected tax provision at Bermuda statutory tax rate $ 283    
Return to provision adjustment (30)    
Insurance corporate-owned life insurance (27)    
State and local income taxes, net of federal 0    
Changes in valuation allowances 0    
Nontaxable or nondeductible items 4    
Changes in unrecognized tax benefits 0    
Effective Tax Rate, subtotal 370    
Effect of changes in tax laws or rates enacted in the current period (74)    
Total income tax expense (benefit) $ 296 $ 120 $ (363)
Percent      
Expected tax provision at Bermuda statutory tax rate 15.00%    
Return to provision adjustment (1.57%)    
Insurance corporate-owned life insurance (1.42%)    
State and local income taxes, net of federal    
Changes in valuation allowances    
Nontaxable or nondeductible items 0.21%    
Changes in unrecognized tax benefits    
Effective Tax Rate, subtotal 0.1962    
Effect of changes in tax laws or rates enacted in the current period (3.92%)    
Effective Tax Rate, total 15.70%    
United Kingdom      
Amount      
Statutory tax rate difference between United Kingdom and Bermuda $ 10    
Effect of cross-border tax laws 41    
Other $ 34    
Percent      
Statutory tax rate difference between United Kingdom and Bermuda 0.51%    
Effect of cross-border tax laws 2.20%    
Other 1.78%    
United States      
Amount      
Expected tax provision at Bermuda statutory tax rate   54 238
Statutory tax rate difference between United Kingdom and Bermuda $ 64 0 0
Other 4 9 (3)
Tax credits $ (44)    
Insurance corporate-owned life insurance   (1) (3)
Changes in valuation allowances   0 0
Total income tax expense (benefit)   $ 100 $ 208
Percent      
Statutory tax rate difference between United Kingdom and Bermuda 3.39%    
Other 0.22%    
Tax credits (2.33%)    
Spain      
Amount      
Statutory tax rate difference between United Kingdom and Bermuda $ 0    
Effect of cross-border tax laws 16    
Other $ 4    
Percent      
Statutory tax rate difference between United Kingdom and Bermuda (0.03%)    
Effect of cross-border tax laws 0.82%    
Other 0.23%    
Canada      
Amount      
Statutory tax rate difference between United Kingdom and Bermuda $ 8    
Other $ 7    
Percent      
Statutory tax rate difference between United Kingdom and Bermuda 0.45%    
Other 0.36%    
Other Foreign Jurisdictions      
Amount      
Statutory tax rate difference between United Kingdom and Bermuda $ 1    
Percent      
Statutory tax rate difference between United Kingdom and Bermuda 0.07%    
Bermuda      
Amount      
Effect of cross-border tax laws $ 0    
Other 12    
Tax credits $ (17)    
Percent      
Effect of cross-border tax laws    
Other 0.64%    
Tax credits (0.90%)