XML 58 R48.htm IDEA: XBRL DOCUMENT v3.25.1
FAIR VALUE - Narrative (Details) - USD ($)
3 Months Ended
Mar. 31, 2025
Dec. 31, 2024
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Fair value $ 31,824,000,000 $ 28,908,000,000
Transfer in and/or (out) of Level 3 0  
Other invested assets 1,239,000,000 1,171,000,000
Investments | Fair Value    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Other invested assets 257,000,000 239,000,000
Fixed maturities    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Fair value $ 2,200,000,000 $ 2,200,000,000