v3.26.3
Segment Reporting (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Segment Reporting [Line Items]        
Total revenues $ 3,065 $ 7,998 $ 15,885 $ 17,543
Income before income taxes (1,739) 2,144 356 3,730
Income tax expense (benefit) (419) 266 1,471 407
Net income (loss) (1,320) 1,878 (1,115) 3,323
Reportable Segment        
Segment Reporting [Line Items]        
Total revenues 3,065 7,998 15,885 17,543
Cost of funds 3,224 2,661 8,973 7,341
Other operating expenses 105 108 334 333
Interest and other financing costs 149 140 443 402
Other liability costs equal to the amount of premium 190 117 577 351
Other Segment Items 1,136 2,828 5,202 5,386
Income before income taxes (1,739) 2,144 356 3,730
Income tax expense (benefit) (419) 266 1,471 407
Net income (loss) $ (1,320) $ 1,878 $ (1,115) $ 3,323