v3.26.1
Segment Information - Additional Information (Details)
$ in Millions
3 Months Ended
Dec. 31, 2025
segment
Mar. 31, 2026
USD ($)
Mar. 31, 2025
USD ($)
Segment Reporting Information [Line Items]      
Number of reportable segments | segment 2    
Revenues   $ 261 $ 345
Expenses   227 169
Operating Segments      
Segment Reporting Information [Line Items]      
Revenues   310 245
Expenses   186 68
Operating Segments | Asset Management      
Segment Reporting Information [Line Items]      
Revenues   118 6
Expenses   $ 68 $ 4