Consolidated Financial Highlights - Schedule of Financial Highlights (Details) - USD ($) |
3 Months Ended | 12 Months Ended | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mar. 31, 2026 |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Mar. 31, 2025 |
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| Net asset value at beginning of period (in dollars per share) | $ 0 | $ 0.15 | $ 0.18 | $ 4.44 | $ 13.75 | $ 14.82 | ||||||||
| Income from investment operations: | ||||||||||||||
| Net investment income (loss), before deferred taxes(1) (in dollars per share) | (0.03) | (0.19) | 0.27 | 0.16 | (1.81) | 0.44 | ||||||||
| Net realized and unrealized gains/(losses) on investments (in dollars per share) | 0.03 | [1] | 0.04 | (0.3) | (4.42) | (7.5) | (1.51) | |||||||
| Total from investment operations (in dollars per share) | 0 | (0.15) | (0.03) | (4.26) | (9.31) | (1.07) | ||||||||
| Realized capital gains (in dollars per share) | 0 | 0 | 0 | 0 | 0 | 0 | ||||||||
| Anti-dilutive effect from capital share transactions (in dollars per share) | 0 | 0 | 0 | 0 | 0 | 0 | ||||||||
| Net asset value at end of period (in dollars per share) | 0 | 0 | 0.15 | 0.18 | 4.44 | 13.75 | ||||||||
| Market value at end of period (in dollars per share) | $ 0.02 | $ 0.02 | $ 0.06 | $ 0.3 | $ 0.95 | $ 4.01 | ||||||||
| Total Return | ||||||||||||||
| Based on Net Asset Value | 0.00% | (100.00%) | (16.67%) | (95.95%) | (67.71%) | (7.22%) | ||||||||
| Based on Market Value | 0.00% | (66.67%) | (80.00%) | (68.42%) | (76.31%) | (10.29%) | ||||||||
| Net assets at end of period (millions) | $ (444,057) | $ (235,128) | $ 1,060,679 | $ 1,300,000 | $ 30,600,000 | $ 94,800,000 | $ (837,221) | |||||||
| Before tax (benefit)/expense | 220.03% | 195.30% | (195.48%) | (7.21%) | 4.11% | 3.12% | ||||||||
| Tax expense(2)(3) (in dollars per share) | [2],[3] | $ 0 | $ 32.42 | $ 14.28 | $ 0 | $ 0 | $ 0 | |||||||
| Total expenses | 220.03% | 227.72% | (181.20%) | (7.21%) | 4.11% | 3.12% | ||||||||
| Total expenses, excluding incentive fees and deferred tax expense | 220.03% | 195.30% | (195.48%) | (7.21%) | 4.11% | 3.12% | ||||||||
| Total expenses, excluding incentive fees and deferred tax expense and fee waiver | 220.03% | 195.30% | 121.49% | 11.91% | 4.11% | 3.12% | ||||||||
| Net investment income (loss) | (219.86%) | (225.32%) | 206.76% | 8.13% | (20.96%) | 2.94% | ||||||||
| Net investment income (loss) before fee waiver | (219.86%) | (225.32%) | (110.22%) | (10.99%) | (20.96%) | 2.94% | ||||||||
| Portfolio turnover rate | 0.00% | 0.00% | 0.00% | 1.00% | 15.00% | 16.00% | ||||||||
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