v3.26.1
Fair Value Measurement - Fair Value of Financial Instruments Not Carried at Fair Value (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Carrying amount and estimated fair value financial instruments    
Other assets (including other invested assets) $ 743 $ 701
Policyholder account balances for annuity reinsurance contracts (263) 0
Long-term debt (1,705) (1,704)
FG VIEs’ liabilities (194) (198)
Other liabilities (511) (551)
Carrying Amount    
Carrying amount and estimated fair value financial instruments    
Other assets (including other invested assets) 126 90
Financial guaranty insurance contracts (1,938) (1,906)
Policyholder account balances for annuity reinsurance contracts (263) 0
Long-term debt (1,705) (1,704)
FG VIEs’ liabilities (41) 0
Other liabilities (14) (18)
Estimated Fair Value    
Carrying amount and estimated fair value financial instruments    
Other assets (including other invested assets) 130 91
Financial guaranty insurance contracts (1,664) (1,485)
Policyholder account balances for annuity reinsurance contracts (276) 0
Long-term debt (1,566) (1,610)
FG VIEs’ liabilities (41) 0
Other liabilities $ (14) $ (18)