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FAIR VALUE OF FINANCIAL INSTRUMENTS - The Effect of Derivative Instruments on the Statements of Operations (Details) - USD ($)
6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
FAIR VALUE OF FINANCIAL INSTRUMENTS    
Change in unrealized gain (loss) on open $ (100,571,249) $ (122,537,221)
Commodity Contracts | Futures Contracts | Closed positions    
FAIR VALUE OF FINANCIAL INSTRUMENTS    
Realized gain (loss) on closed 186,693,689 81,395,100
Commodity Contracts | Futures Contracts | Open positions    
FAIR VALUE OF FINANCIAL INSTRUMENTS    
Change in unrealized gain (loss) on open (100,571,249) (122,537,221)
Commodity Contracts | OTC Commodity Swap Contracts | Closed positions    
FAIR VALUE OF FINANCIAL INSTRUMENTS    
Realized gain (loss) on closed (5,978,323) 50,769,009
Commodity Contracts | OTC Commodity Swap Contracts | Open positions    
FAIR VALUE OF FINANCIAL INSTRUMENTS    
Change in unrealized gain (loss) on open $ 1,024 $ (14,904,476)