Income Taxes - Components of accumulated earnings (losses) on a tax basis (Details) - USD ($) $ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Income Taxes | ||
| Undistributed net investment income (loss) | $ 5,737 | $ 2,920 |
| Net unrealized investment appreciation (depreciation) | (18,102) | 2,194 |
| Total accumulated earnings | $ (12,365) | $ 5,114 |