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Service Providers and Related Party Agreements - Additional Information (Detail) - USD ($) | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Related Party Transaction [Line Items] |  |  |
Management fee percentage per annum of daily NAV | 0.85% |  |
Managing owner waived fees | $ 379,711 | $ 463,155 | $ 697,589
The Managing Owner [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Fee waiver termination notice period | 60 days |  |

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