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FINANCIAL HIGHLIGHTS (Details) - $ / shares | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Per Share Operating Performance: |  |  |  |
Net asset value, beginning of period | $ 31.13 | $ 31.96 | $ 30.14 | $ 27.39
Total income (loss) | (1.81) | 0.3 | (0.73) | 4.96
Total expenses | (0.08) | (0.09) | (0.17) | (0.18)
Net increase (decrease) in net asset value | (1.89) | 0.21 | (0.9) | 4.78
Net asset value, end of period | $ 29.24 | $ 32.17 | $ 29.24 | $ 32.17
Total Return | (6.07%) | 0.66% | (2.99%) | 17.45%
Ratios to Average Net Assets |  |  |  |
Total income (loss) | (6.87%) | 0.79% | (0.83%) | 16.48%
Management fees | 0.75% | 0.75% | 0.75% | 0.75%
Total expenses excluding management fees | 0.36% | 0.44% | 0.40% | 0.45%
Net income (loss) | (7.14%) | 0.49% | (1.40%) | 15.88%

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