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FAIR VALUE OF FINANCIAL INSTRUMENTS - Effect of Derivative Instruments (Details) - USD ($)
6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
FAIR VALUE OF FINANCIAL INSTRUMENTS    
Change in unrealized gain (loss) on open commodity futures contracts $ 5,507,124 $ (1,463,310)
Commodity Contracts | Realized gain (loss) on closed positions    
FAIR VALUE OF FINANCIAL INSTRUMENTS    
Realized gain (loss) on closed commodity futures contracts 2,330,976 (5,574,270)
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 $ 5,507,124 $ (1,463,310)