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FAIR VALUE OF FINANCIAL INSTRUMENTS - The effect of derivative instruments on the condensed statements of operations (Details) - USD ($)	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Derivative Instruments, Gain (Loss)
Change in unrealized gain (loss) on open positions	$ (103,249,514)	$ 44,687,969
Commodity Contracts | Futures Contracts
Derivative Instruments, Gain (Loss)
Realized gain (loss) on closed positions	373,636,810	196,360,570
Change in unrealized gain (loss) on open positions	$ (103,249,514)	$ 44,687,969

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The net realized gain (loss) on investments sold during the period, not including gains (losses) on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity, which, for cash flow reporting, is a component of proceeds from investing activities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
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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 open derivatives, commodity, or energy contracts, held at each balance sheet date, that was included in earnings for the period.

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