FINANCIAL HIGHLIGHTS (Details) - $ / shares |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Per Share Operating Performance: | ||||
| Net asset value, beginning of period | $ 51.86 | $ 31.13 | $ 28.29 | $ 30.14 |
| Total income (loss) | (11.34) | (1.81) | 12.34 | (0.73) |
| Total expenses | (0.11) | (0.08) | (0.22) | (0.17) |
| Net increase (decrease) in net asset value | (11.45) | (1.89) | 12.12 | (0.9) |
| Net asset value, end of period | $ 40.41 | $ 29.24 | $ 40.41 | $ 29.24 |
| Total Return | (22.08%) | (6.07%) | 42.84% | (2.99%) |
| Ratios to Average Net Assets | ||||
| Total income (loss) | (25.34%) | (6.87%) | (7.32%) | (0.83%) |
| Management fees | 0.75% | 0.75% | 0.75% | 0.75% |
| Total expenses excluding management fees | 0.15% | 0.36% | 0.16% | 0.40% |
| Net income (loss) | (25.56%) | (7.14%) | (7.77%) | (1.40%) |