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Schedule of Activity in number and value of Shares created and redeemed (Details) - USD ($)
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Equity [Abstract]    
Creations Number of Shares 2,510,000 610,000
Creations Value of Shares $ 57,449,667 $ 17,581,022
Redemptions Number of Shares (600,000) (11,420,000)
Redemptions Value of Shares $ (12,409,871) $ (286,697,989)
Net change in Shares created and redeemed Number of Shares 1,910,000 (10,810,000)
Net change in Shares created and redeemed Value of Shares $ 45,039,796 $ (269,116,967)