Portfolio Loans Receivable and Allowance for Credit Losses - Activity in Allowance for Loan Losses (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2024 |
Mar. 31, 2023 |
|
| Financing Receivable, Allowance for Credit Loss [Roll Forward] | ||
| Beginning balance | $ 28,610 | $ 27,189 |
| Provision for (release of) credit losses on unfunded commitments | 2,727 | 1,660 |
| Ending balance | 29,350 | 26,216 |
| Unfunded Lines of Credit | ||
| Financing Receivable, Allowance for Credit Loss [Roll Forward] | ||
| Beginning balance | 806 | 1,682 |
| Provision for (release of) credit losses on unfunded commitments | 142 | (19) |
| Ending balance | 948 | 888 |
| Unfunded Lines of Credit | Cumulative effect adjustment due to adoption of the CECL standard | ||
| Financing Receivable, Allowance for Credit Loss [Roll Forward] | ||
| Beginning balance | 0 | (775) |
| Mortgage Loans Sold | ||
| Financing Receivable, Allowance for Credit Loss [Roll Forward] | ||
| Beginning balance | 985 | 1,174 |
| Provision for (release of) credit losses on unfunded commitments | 13 | 5 |
| Ending balance | $ 998 | $ 1,179 |