v3.26.1
Investments - Amortized Cost of Mortgage Loans on Real Estate on Nonaccrual Status (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Financing Receivable, Nonaccrual [Line Items]    
Amortized cost of mortgage loans on real estate on nonaccrual status $ 178 $ 153
Commercial mortgage loans on real estate    
Financing Receivable, Nonaccrual [Line Items]    
Amortized cost of mortgage loans on real estate on nonaccrual status 6 5
Residential mortgage loans on real estate    
Financing Receivable, Nonaccrual [Line Items]    
Amortized cost of mortgage loans on real estate on nonaccrual status $ 172 $ 148