v3.26.3
Fair Value Measurements - Fair Value of Life Policy Loans, Deferred Annuities, and Structured Settlements (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Fair value of life policy loans $ 42 $ 43
Liabilities Related to Investment Contracts, Fair Value Disclosure 607 653
Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Fair value of life policy loans 0 0
Liabilities Related to Investment Contracts, Fair Value Disclosure 0 0
Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Fair value of life policy loans 0 0
Liabilities Related to Investment Contracts, Fair Value Disclosure 107 123
Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Fair value of life policy loans 42 43
Liabilities Related to Investment Contracts, Fair Value Disclosure 500 530
Deferred annuities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Liabilities Related to Investment Contracts, Fair Value Disclosure 500 530
Deferred annuities | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Liabilities Related to Investment Contracts, Fair Value Disclosure 0 0
Deferred annuities | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Liabilities Related to Investment Contracts, Fair Value Disclosure 0 0
Deferred annuities | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Liabilities Related to Investment Contracts, Fair Value Disclosure 500 530
Structured settlements    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Liabilities Related to Investment Contracts, Fair Value Disclosure 107 123
Structured settlements | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Liabilities Related to Investment Contracts, Fair Value Disclosure 0 0
Structured settlements | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Liabilities Related to Investment Contracts, Fair Value Disclosure 107 123
Structured settlements | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Liabilities Related to Investment Contracts, Fair Value Disclosure $ 0 $ 0