Note 12 - Financial Highlights - Financial Highlights (Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Dec. 31, 2025 |
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| Net asset value at beginning of period (in dollars per share) | $ 6.98 | $ 8.43 | |||||||||
| Net investment income (in dollars per share) | 0.19 | 0.27 | |||||||||
| Realized loss (in dollars per share) | (0.03) | 0 | |||||||||
| Unrealized depreciation on investments (in dollars per share) | (0.1) | (0.8) | |||||||||
| Net increase (decrease) in net assets resulting from operations (in dollars per share) | 0.06 | (0.53) | |||||||||
| Distributions (1) (in dollars per share) | [1] | (0.06) | (0.33) | ||||||||
| From net investment income (in dollars per share) | (0.06) | (0.33) | |||||||||
| From net realized gain on investments (in dollars per share) | 0 | 0 | |||||||||
| Return of capital (in dollars per share) | 0 | 0 | |||||||||
| Net asset value at end of period (in dollars per share) | 6.98 | 7.57 | |||||||||
| Per share market value, beginning of period (in dollars per share) | 6.45 | 8.99 | |||||||||
| Per share market value, end of period (in dollars per share) | $ 4.21 | $ 9.42 | |||||||||
| Total return based on a market value | [2] | (29.60%) | 8.50% | ||||||||
| Shares outstanding at end of period (in shares) | 47,860,006 | 40,331,962 | 45,613,815 | ||||||||
| Expenses without incentive fees (3) | [3] | 16.00% | 16.70% | ||||||||
| Incentive fees | [3] | 2.20% | 0.00% | ||||||||
| Net expenses | [3] | 18.20% | 16.70% | ||||||||
| Net investment income with incentive fees | 11.00% | 13.40% | |||||||||
| Net assets at the end of the period | $ 333,863 | $ 305,457 | $ 318,502 | ||||||||
| Average net asset value | $ 326,183 | $ 320,821 | |||||||||
| Average debt per share (in dollars per share) | $ 9.39 | $ 11.67 | |||||||||
| Portfolio turnover ratio | [4] | 5.20% | 6.10% | ||||||||
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