v3.26.1
Financial Highlights (Unaudited) (Details) - $ / shares
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Net Asset Value        
Net Asset Value per Share, beginning of period $ 19.24 $ 23.49 $ 24.74 $ 26.43
Net investment income (loss) (0.01) (0.02) (0.03) (0.03)
Net realized and change in unrealized Gain (loss) (2.77) 6.75 (8.25) 3.82
Net income (loss) (2.78) 6.73 (8.28) 3.79
Net asset value per Share, end of period 16.46 30.22 16.46 30.22
Market Value per Share, beginning of period 19.13 23.30 24.73 26.45
Market Value per Share, end of period $ 16.55 $ 30.47 $ 16.55 $ 30.47
Ratio to average net assets        
Net investment income (loss) [1] (0.25%) (0.25%) (0.25%) (0.25%)
Gross expenses [1] 0.25% 0.25% 0.25% 0.25%
Net expenses [1] 0.25% 0.25% 0.25% 0.25%
Total return, at net asset value (14.45%) 28.65% (33.47%) 14.34%
Total return, at market value [2] (13.49%) 30.77% (33.08%) 15.20%
[1] Annualized
[2] Not annualized