Statements of Financial Condition (Unaudited) - USD ($) |
Jun. 30, 2026 |
Dec. 31, 2025 |
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|---|---|---|---|---|
| Other investments: | ||||
| Variation margin receivable- Commodity Futures Contracts | $ 27,465 | $ 0 | ||
| Deposit with Commodity Broker | 2,373,928 | 6,790,919 | ||
| Receivable for: | ||||
| Dividends from affiliates | 331,397 | 421,527 | ||
| Total assets | 112,599,332 | 138,658,061 | ||
| Payable for: | ||||
| Fund shares reacquired | 5,358,879 | 0 | ||
| Management fees | 62,290 | 77,617 | ||
| Total liabilities | 5,421,169 | 77,617 | ||
| Commitments and Contingencies (Note 10) | ||||
| Equity | ||||
| Shareholder's equity—General Shares | 714 | 729 | ||
| Shareholders' equity—Shares | 107,177,449 | 138,579,715 | ||
| Total shareholders' equity | 107,178,163 | 138,580,444 | ||
| Total liabilities and equity | $ 112,599,332 | $ 138,658,061 | ||
| General Shares outstanding | 40 | 40 | ||
| Shares outstanding | 6,000,000 | 7,600,000 | ||
| Net asset value per share | $ 17.86 | $ 18.23 | ||
| Market value per share | [1] | $ 17.87 | $ 18.25 | |
| Affiliated Investments [Member] | ||||
| Assets | ||||
| Affiliated investments, at value and cost | $ 109,866,542 | $ 131,445,615 | ||
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| X | ||||||||||
- Definition Market value per share. No definition available.
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| X | ||||||||||
- Definition Payable for fund shares reacquired. No definition available.
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| X | ||||||||||
- Definition Amount of asset recognized for present right to economic benefit. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Represents the caption on the face of the balance sheet to indicate that the entity has entered into (1) purchase or supply arrangements that will require expending a portion of its resources to meet the terms thereof, and (2) is exposed to potential losses or, less frequently, gains, arising from (a) possible claims against a company's resources due to future performance under contract terms, and (b) possible losses or likely gains from uncertainties that will ultimately be resolved when one or more future events that are deemed likely to occur do occur or fail to occur. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Carrying amount as of the balance sheet date of dividends declared but not received. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The fair value as of the balance sheet date of firm holdings in debt obligations issued by the US government including short-term Treasury bills, medium-term Treasury notes, and long-term Treasury bonds, as well as debt issued by agencies. Includes both pledged (to counterparties as collateral for financing transactions) and unpledged holdings. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The amount of the general partner's ownership interest. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The number of general partner units outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of right to receive cash and securities on deposit with broker-dealers to demonstrate an intention to complete a purchase (good faith deposit) and collateral deposited by counterparty to cover the credit risk assumed (margin deposit). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of liability recognized for present obligation requiring transfer or otherwise providing economic benefit to others. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The amount of the limited partners' ownership interests. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The number of limited partner units outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of fee payable for management of fund or trust. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Net asset value per share or per unit of investments in certain entities that calculate net asset value per share. Includes, but is not limited to, by unit, membership interest, or other ownership interest. Investment includes, but is not limited to, investment in certain hedge funds, venture capital funds, private equity funds, real estate partnerships or funds. Excludes fair value disclosure. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of right to receive cash and securities on deposit with clearing organizations. Clearing organizations perform post trade processing and trade comparisons among numerous broker-dealers and act as settlement agents between buying and selling broker-dealers. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Details
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