Segment Information - Schedule of Contribution Profit for the Company's Unsecured Lending Segment (Details) $ in Thousands |
3 Months Ended | |
|---|---|---|
|
Mar. 31, 2026
USD ($)
segment
|
Mar. 31, 2025
USD ($)
|
|
| Segment Reporting [Abstract] | ||
| Number of operating segments | segment | 3 | |
| Number of reportable segments | segment | 1 | |
| Segment, Reconciliation of Other Items from Segments to Consolidated [Line Items] | ||
| Revenue from fees, net | $ 277,063 | $ 185,475 |
| Personal Lending | ||
| Segment, Reconciliation of Other Items from Segments to Consolidated [Line Items] | ||
| Revenue from fees, net | 265,394 | 182,127 |
| Borrower acquisition costs | (80,379) | (45,141) |
| Borrower verification and servicing costs | (36,581) | (29,274) |
| Contribution Profit for Personal Lending | $ 148,434 | $ 107,712 |