v3.26.1
Variable Interest Entities - Schedule of Variable Interest Entities Information (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Variable Interest Entity [Line Items]    
Total Assets $ 188,663 $ 184,381
Total Liabilities 168,676 164,000
Variable Interest Entity, Not Primary Beneficiary    
Variable Interest Entity [Line Items]    
Total Assets 477 508
Total Liabilities 0 0
Variable Interest Entity, Not Primary Beneficiary | LIHTC investments    
Variable Interest Entity [Line Items]    
Total Assets 9,635 11,212
Total Liabilities 4,252 5,026
Maximum Exposure to Loss 2,853 2,913
Variable Interest Entity, Not Primary Beneficiary | Indirect investments    
Variable Interest Entity [Line Items]    
Total Assets 1,721 1,858
Total Liabilities 1 3
Maximum Exposure to Loss $ 9 $ 10