v3.26.1
Loans - Schedule of Loan Securitizations Accounted for as Sales and Whole Loan Sales (Details) - Whole Loans - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Personal loans    
Securitization or Asset-backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]    
Cash $ 0 $ 1,113,022
Servicing assets recognized 0 68,625
Repurchase liabilities recognized 0 (1,280)
Total consideration 0 1,180,367
Aggregate unpaid principal balance and accrued interest of loans sold 0 1,113,172
Realized gain (loss) 0 67,195
Personal loans | Loans in Delinquency    
Securitization or Asset-backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]    
Cash 7,114 7,200
Servicing assets recognized 6,254 6,306
Repurchase liabilities recognized (116) (81)
Total consideration 13,252 13,425
Aggregate unpaid principal balance and accrued interest of loans sold 93,530 94,833
Realized gain (loss) (80,278) (81,408)
Aggregate unpaid principal balance sold 88,900 90,000
Aggregate unpaid principal balance sold, prior period write-down 57,900 63,300
Home loans    
Securitization or Asset-backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]    
Cash 773,099 326,640
Servicing assets recognized 7,377 2,794
Repurchase liabilities recognized (1,066) (609)
Total consideration 779,410 328,825
Aggregate unpaid principal balance and accrued interest of loans sold 764,515 322,532
Realized gain (loss) $ 14,895 $ 6,293