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FAIR VALUE OF FINANCIAL INSTRUMENTS - Summary of Effect of Derivative Instruments on Statements of Operations (Details) - Futures - Commodity Contracts - USD ($)	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Realized gain (loss) on closed commodity futures contracts
FAIR VALUE OF FINANCIAL INSTRUMENTS
Realized Gain (Loss) on Derivatives Recognized in Income	$ 3,544,830	$ (3,198,940)
Change in unrealized gain (loss) on open commodity futures contracts
FAIR VALUE OF FINANCIAL INSTRUMENTS
Change in Unrealized Gain (Loss) on Derivatives Recognized in Income	$ (4,300,880)	$ (2,771,130)

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Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period.

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