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Condensed Schedule of Investments (Parenthetical) | 6 Months Ended
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Jun. 30, 2021 USD ($)
Expiration date | June 30, 2021
Collateral Amount On Open Commodity Futures Contracts | $ 50,000,000
Cash Equivalents [Member] | Money Market Funds [Member] | Goldman Sachs Financial Square Government Fund Institutional Shares [Member] |
Investment Interest Rate | 0.03%
Cash Equivalents [Member] | Money Market Funds [Member] | Morgan Stanley Institutional Liquidity Funds Government Portfolio Institutional Shares [Member] |
Investment Interest Rate | 0.03%
Cash Equivalents [Member] | Money Market Funds [Member] | RBC U.S. Government Money Market Fund Institutional Shares [Member] |
Investment Interest Rate | 0.03%

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