v3.26.1
Long-term Debt - Schedule of Interest Expense Related to Junior Subordinated Notes (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Junior Subordinated Notes        
Debt Instrument [Line Items]        
Interest expense $ 21 $ 0 $ 35 $ 0