v3.26.1
Long-Duration Insurance Contracts - Actual and Expected Experience of Mortality Rate and Lapse Rate (Details)
Jun. 30, 2026
Jun. 30, 2025
Whole Life    
Liability for Future Policy Benefit, by Product Segment [Line Items]    
Mortality / Morbidity, actual experience 0.70% 0.90%
Mortality / Morbidity, expected experience 0.80% 0.80%
Lapses, actual experience 3.80% 3.30%
Lapses, expected experience 3.40% 3.80%
Term Life | Minimum    
Liability for Future Policy Benefit, by Product Segment [Line Items]    
Mortality / Morbidity, actual experience 0.10% 0.10%
Mortality / Morbidity, expected experience 0.10% 0.10%
Lapses, actual experience 4.30% 3.70%
Lapses, expected experience 4.80% 5.10%
Term Life | Maximum    
Liability for Future Policy Benefit, by Product Segment [Line Items]    
Mortality / Morbidity, actual experience 0.70% 0.40%
Mortality / Morbidity, expected experience 1.00% 0.90%
Lapses, actual experience 8.10% 10.10%
Lapses, expected experience 9.00% 9.60%
Experience life    
Liability for Future Policy Benefit, by Product Segment [Line Items]    
Mortality / Morbidity, actual experience 1.80% 1.90%
Mortality / Morbidity, expected experience 2.00% 1.90%
Lapses, actual experience 4.50% 3.60%
Lapses, expected experience 3.30% 3.00%
Limited-Pay Whole Life    
Liability for Future Policy Benefit, by Product Segment [Line Items]    
Mortality / Morbidity, actual experience 0.20% 0.20%
Mortality / Morbidity, expected experience 0.30% 0.30%
Lapses, actual experience 4.20% 3.40%
Lapses, expected experience 3.60% 4.00%
Supplemental health    
Liability for Future Policy Benefit, by Product Segment [Line Items]    
Mortality / Morbidity, actual experience 30.30% 37.60%
Mortality / Morbidity, expected experience 27.80% 26.90%
Lapses, actual experience 11.00% 11.00%
Lapses, expected experience 10.50% 14.00%