v3.26.1
Future Policy Benefits Reserves - Weighted Average Interest Rates (Details)
Jun. 30, 2026
Dec. 31, 2025
Jun. 30, 2025
Insurance [Abstract]      
Original locked in discount rate 5.14% 5.16% 5.18%
Upper-medium grade fixed income instrument discount rate 5.48% 5.32% 5.39%