v3.26.1
Variable Interest Entities - Narrative (Details) - USD ($)
Jun. 30, 2026
Dec. 31, 2025
Variable Interest Entity [Line Items]    
Assets $ 418,381,000,000 $ 366,047,000,000
Total liabilities 390,113,000,000 338,206,000,000
Deferred contributions    
Variable Interest Entity [Line Items]    
Other commitment 183,000,000  
LIHTC    
Variable Interest Entity [Line Items]    
Investment owned 682,000,000  
Production tax credit investments    
Variable Interest Entity [Line Items]    
Investment owned 231,000,000  
VIE - primary beneficiary    
Variable Interest Entity [Line Items]    
Assets 0 0
Total liabilities 0 0
VIE - not primary beneficiary    
Variable Interest Entity [Line Items]    
Potential maximum loss exposure of unconsolidated funds 22,000,000 22,000,000
VIE - not primary beneficiary | Low-income housing, production and investment tax credit entities    
Variable Interest Entity [Line Items]    
Potential maximum loss exposure of unconsolidated funds 999,000,000 $ 957,000,000
Deferred contribution payments included in accrued expenses and other liabilities $ 82,000,000