v3.26.1
Investments in Equity Securities (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Debt and Equity Securities, FV-NI [Line Items]    
Carrying amount of investments $ 33 $ 33
Assets 2,955 2,921
Liabilities 1,619 1,627
Variable Interest Entity, Primary Beneficiary    
Debt and Equity Securities, FV-NI [Line Items]    
Assets 160 219
Liabilities $ 83 $ 94
Company Limited | Variable Interest Entity, Primary Beneficiary    
Debt and Equity Securities, FV-NI [Line Items]    
Equity ownership percentage 70.00%