v3.25.4
Other Commitments (Details) - USD ($)
$ in Billions
Dec. 31, 2025
Dec. 31, 2024
Other Commitments [Line Items]    
Resale and securities borrowing agreements, unfunded contractual commitments $ 34.9 $ 27.3
Repurchase and securities lending agreements, unfunded contractual commitments 6.8 2.0
Purchase commitment [Member] | Equity securities [Member]    
Other Commitments [Line Items]    
Other commitment $ 9.2 $ 6.6