Loans and Allowance for Credit Losses on Loans - Purchases, Sales, and Transfers (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Receivables [Abstract] | ||
| Transfer of loans to held-for-investment | $ 0 | $ 0 |
| Purchases of loans held-for-investment | $ 0 | $ 0 |