v3.26.3
Future Policy Benefits Reserves - Weighted Average Interest Rates (Details)
Sep. 30, 2026
Dec. 31, 2025
Sep. 30, 2025
Insurance [Abstract]      
Original locked in discount rate 5.13% 5.16% 5.16%
Upper-medium grade fixed income instrument discount rate 6.25% 5.32% 5.24%