v3.26.1
Combined Schedule of Investments (Unaudited) (Details Textual) - 7RCC Spot Bitcoin and Carbon Credit Futures ETF [Member] - $ / shares
Jun. 30, 2026
[1]
Mar. 31, 2026
Dec. 31, 2025
[1]
Dec. 10, 2025
Common Stock, Shares, Issued (in shares)       4
Net Asset Value Per Share (in dollars per share) $ 22.81 $ 25 $ 25  
[1] The 7RCC Spot Bitcoin and Carbon Credit Futures ETF commenced operations on June 3, 2026.