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FAIR VALUE OF FINANCIAL INSTRUMENTS - Effect of Derivative Instruments on Condensed Statements of Operations (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
FAIR VALUE OF FINANCIAL INSTRUMENTS        
Change in Unrealized Gain (Loss) on Derivatives Recognized in Income $ 3,762,969 $ 3,493,656 $ (3,604,090) $ 5,254,196
Commodity Contracts | Futures | Not Designated as Hedging Instrument | Realized gain (loss) on closed futures contracts        
FAIR VALUE OF FINANCIAL INSTRUMENTS        
Realized Gain (Loss) on Derivatives Recognized in Income     14,627,390 1,664,875
Commodity Contracts | Futures | Not Designated as Hedging Instrument | Change in unrealized gain (loss) on open positions        
FAIR VALUE OF FINANCIAL INSTRUMENTS        
Change in Unrealized Gain (Loss) on Derivatives Recognized in Income     $ (3,604,090) $ 5,254,196