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Schedule of Investments (Parenthetical)	9 Months Ended
	Sep. 30, 2021 USD ($)
Collateral Amount on Open Commodity Futures Contracts	$ 5,232,232
Cash Equivalents [Member] | United States Money Market Funds [Member]
Expiration date	September 30, 2021
Cash Equivalents [Member] | United States Money Market Funds [Member] | Goldman Sachs Financial Square Government Fund - Institutional Shares, 0.03%
Interest Rate	0.03%
Cash Equivalents [Member] | United States Money Market Funds [Member] | RBC U.S. Government Money Market Fund - Institutional Shares 0.03%
Interest Rate	0.03%

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