Condensed Schedule of Investments (Parenthetical)	6 Months Ended
Jun. 30, 2020 USD ($)
Collateral Amount on Open Commodity Futures Contracts	$ 636,143
Cash Equivalents [Member] \| United States Money Market Funds [Member]
Expiration date	June 30, 2020
U.S. Treasury Bills:1.54%, 7/02/2020 [Member] \| Cash Equivalents [Member] \| United States Treasury Obligations [Member]
Expiration date	7/02/2020
Interest Rate	1.54%
U.S. Treasury Bills:1.52%, 7/09/2020 [Member] \| Cash Equivalents [Member] \| United States Treasury Obligations [Member]
Expiration date	7/09/2020
Interest Rate	1.52%
U.S. Treasury Bills:1.55%, 7/16/2020 [Member] \| Cash Equivalents [Member] \| United States Treasury Obligations [Member]
Expiration date	7/16/2020
Interest Rate	1.55%
U.S. Treasury Bills:1.53%, 7/23/2020 [Member] \| Cash Equivalents [Member] \| United States Treasury Obligations [Member]
Expiration date	7/23/2020
Interest Rate	1.53%
U.S. Treasury Bills:1.54%, 7/30/2020 [Member] \| Cash Equivalents [Member] \| United States Treasury Obligations [Member]
Expiration date	7/30/2020
Interest Rate	1.54%
U.S. Treasury Bills:1.54%, 8/06/2020 [Member] \| Cash Equivalents [Member] \| United States Treasury Obligations [Member]
Expiration date	8/06/2020
Interest Rate	1.54%
U.S. Treasury Bills:1.52%, 8/13/2020 [Member] \| Cash Equivalents [Member] \| United States Treasury Obligations [Member]
Expiration date	8/13/2020
Interest Rate	1.52%
U.S. Treasury Bills:1.53%, 8/20/2020 [Member] \| Cash Equivalents [Member] \| United States Treasury Obligations [Member]
Expiration date	8/20/2020
Interest Rate	1.53%
U.S. Treasury Bills:1.43%, 8/27/2020 [Member] \| Cash Equivalents [Member] \| United States Treasury Obligations [Member]
Expiration date	8/27/2020
Interest Rate	1.43%

Amount of assets pledged to secure a debt instrument.

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Contractual interest rate for funds borrowed, under the debt agreement.

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The list of dates or date range within which the options may be exercised of the investment subject to option.

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