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Condensed Schedule of Investments (Parenthetical) | Sep. 30, 2020 USD ($)
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Collateral Amount On Open Commodity Futures Contracts | $ 61,501,809
Cash Equivalents [Member] | Money Market Funds [Member] | Fidelity Investments Money Market Funds Government Portfolio [Member] |
Investment Interest Rate | 0.01%
Cash Equivalents [Member] | Money Market Funds [Member] | Goldman Sachs Financial Square Funds - Government Fund - Class FS [Member] |
Investment Interest Rate | 0.00%
Cash Equivalents [Member] | Money Market Funds [Member] | RBC U.S. Government Money Market Fund - Institutional Share Class [Member] |
Investment Interest Rate | 0.03%

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