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

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

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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The list of dates or date range within which the options may be exercised of the investment subject to option.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 320
-Section S99
-Paragraph 5D
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