Financial Highlights - Summary of Financial Highlights (Detail) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 6 Months Ended | 12 Months Ended | |||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Dec. 31, 2025 |
Mar. 31, 2026 |
[10] | Mar. 31, 2025 |
[11] | Dec. 31, 2024 |
[11] | ||||||||||||||||||||||||||||
| Per Share Data: | ||||||||||||||||||||||||||||||||||||||
| Net asset value per share of Common Stock, beginning of period | $ 25.24 | [1] | $ 24.82 | $ 24.82 | ||||||||||||||||||||||||||||||||||
| Net investment income (loss) | [2] | $ 0.49 | $ 0.03 | 0.79 | [3] | 0.03 | [3] | |||||||||||||||||||||||||||||||
| Net realized and unrealized gain (loss) | [3] | (1.35) | (0.08) | |||||||||||||||||||||||||||||||||||
| Total increase (decrease) in net assets resulting from investment operations | (0.56) | (0.05) | ||||||||||||||||||||||||||||||||||||
| Distributions of net investment income to preferred shareholders | [3] | (0.01) | (0.04) | |||||||||||||||||||||||||||||||||||
| Common Stock distributions declared from net investment income | [4] | (0.43) | 0 | |||||||||||||||||||||||||||||||||||
| Net increase (decrease) in net assets relating to capital share transactions | [5] | (0.07) | 0 | |||||||||||||||||||||||||||||||||||
| Total increase (decrease) in net assets applicable to holders of Common Stock | (1.07) | (0.09) | ||||||||||||||||||||||||||||||||||||
| Net asset value per share of Common Stock, end of period | $ 24.17 | [1] | $ 24.73 | $ 24.17 | [1] | $ 24.73 | $ 25.24 | [1] | ||||||||||||||||||||||||||||||
| Total return based on net asset value | [6] | (2.56%) | (0.36%) | |||||||||||||||||||||||||||||||||||
| Ratios / Supplemental Data: | ||||||||||||||||||||||||||||||||||||||
| Ratio of net investment income (loss) to average net assets applicable to Common Stock | [7],[8] | 7.84% | 3.10% | |||||||||||||||||||||||||||||||||||
| Ratio of total expenses to average net assets applicable to Common Stock, gross | [7],[8] | 13.34% | 14.75% | |||||||||||||||||||||||||||||||||||
| Ratio of total expenses to average net assets applicable to Common Stock, net of waivers | [7],[8] | 14.75% | 7.72% | |||||||||||||||||||||||||||||||||||
| Portfolio turnover rate | [9] | 2.96% | 0.00% | |||||||||||||||||||||||||||||||||||
| Net assets, end of period | $ 292,973 | [10] | $ 122,195 | [11] | $ 292,973 | [10] | $ 122,195 | [11] | $ 241,306 | [10] | $ 293,770 | $ 72,338 | $ 32,391 | |||||||||||||||||||||||||
| Shares of Common Stock outstanding, end of period | 12,058,075 | 4,879,032 | 12,058,075 | 4,879,032 | 9,498,642 | |||||||||||||||||||||||||||||||||
| Weighted average shares of Common Stock outstanding, basic | 12,018,505 | 2,968,286 | 10,947,434 | 2,163,914 | ||||||||||||||||||||||||||||||||||
| Weighted average shares of Common Stock outstanding, diluted | 12,018,505 | 2,968,286 | 10,947,434 | 2,163,914 | ||||||||||||||||||||||||||||||||||
| Total capital commitments, end of period | $ 1,014,163 | $ 640,456 | $ 729,030 | |||||||||||||||||||||||||||||||||||
| Ratio of total contributed capital to total committed capital, end of period | 29.14% | 18.87% | ||||||||||||||||||||||||||||||||||||
| Asset coverage ratio | 166.22% | 177.67% | 166.22% | 177.67% | 167.82% | |||||||||||||||||||||||||||||||||
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