v3.26.1
Fair Value Measurements - Schedule of Reconciliation of Level 3 Assets and Liabilities (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Liabilities of the consolidated CFE        
Liabilities of the consolidated CFE        
Beginning balance $ 120 $ 93 $ 120 $ 93
Transfers in 0 80 0 125
Transfers out/principal reductions (24) (17) (50) (36)
Total (losses) gains included in Net income (loss) for assets held at the end of the reporting period 0 0 0 0
Ending balance 94 119 70 182
Excess-spread financing        
Liabilities of the consolidated CFE        
Beginning balance 337 0 337 0
Transfers in 0 0 0 0
Transfers out/principal reductions (14) 0 (27) 0
Total (losses) gains included in Net income (loss) for assets held at the end of the reporting period 8 0 12 0
Ending balance 328 0 322 0
Mortgage Loans Held for Sale        
Reconciliation of Level 3 Assets:        
Beginning balance 250 242 250 242
Transfers in 117 184 258 298
Transfers out/principal reductions (68) (152) (175) (269)
Total (losses) gains included in Net income (loss) for assets held at the end of the reporting period (15) (16) (35) (19)
Ending balance 264 236 298 252
IRLCs        
Reconciliation of Level 3 Assets:        
Beginning balance 294 103 294 103
Transfers in 0 0 0 0
Transfers out/principal reductions 0 0 0 0
Total (losses) gains included in Net income (loss) for assets held at the end of the reporting period (16) 21 51 201
Ending balance 361 283 345 304
Non-Mortgage Loans Held for Sale        
Reconciliation of Level 3 Assets:        
Beginning balance 411 262 411 262
Transfers in 524 176 977 298
Transfers out/principal reductions (449) (47) (901) (86)
Total (losses) gains included in Net income (loss) for assets held at the end of the reporting period (1) (3) (2) (5)
Ending balance 411 343 485 469
Assets of the consolidated CFE        
Reconciliation of Level 3 Assets:        
Beginning balance 152 112 152 112
Transfers in 0 99 0 156
Transfers out/principal reductions (20) (29) (42) (49)
Total (losses) gains included in Net income (loss) for assets held at the end of the reporting period (3) (3) (7) (4)
Ending balance $ 126 $ 148 $ 103 $ 215