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Summary of Significant Accounting Policies - Schedule of Commodities Held by Broker (Details) - USD ($) | Oct. 31, 2020 | Oct. 31, 2019
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Accounting Policies [Abstract] |  |
Option Contracts | $ (164,475) | $ (58,856)
Future Contracts | (287,850) | 159,887
Commodities due (to) from broker | $ (452,325) | $ 101,031

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- Definition Future contracts. + References No definition available. + Details
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- Definition The fair value of the open option contracts written for the investment. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -Section S99 -Paragraph 5 -Subparagraph (SX 210.12-13(Column G)) -URI http://asc.fasb.org/extlink&oid=120401592&loc=d3e611282-123010 + Details
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