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FAIR VALUE OF FINANCIAL INSTRUMENTS - Effect of Derivative Instruments (Details) - USD ($)
9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
FAIR VALUE OF FINANCIAL INSTRUMENTS    
Change in unrealized gain (loss) on open commodity futures contracts $ (1,798,643) $ 11,897,155
Commodity Contracts | Realized gain (loss) on closed positions    
FAIR VALUE OF FINANCIAL INSTRUMENTS    
Realized gain (loss) on closed commodity futures contracts 2,049,051 (4,223,415)
Commodity Contracts | Change in unrealized gain (loss) on open positions    
FAIR VALUE OF FINANCIAL INSTRUMENTS    
Change in unrealized gain (loss) on open commodity futures contracts $ (1,798,643) $ 11,897,155