Investments - Debt Securities Available-for-sale Allowance for Credit Loss (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Investments, Debt and Equity Securities [Abstract] | ||||
| Beginning balance | $ 463 | $ 245 | $ 828 | $ 197 |
| Increase to allowance from securities for which credit losses were not previously recorded | 118 | 717 | 240 | 720 |
| Reduction from securities sold during the period | (67) | |||
| Reductions from intent to sell securities | (180) | |||
| Net increase (decrease) from securities that had an allowance at the beginning of the period | (59) | (63) | (299) | (18) |
| Ending balance | $ 522 | $ 899 | $ 522 | $ 899 |