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Canadian Dollar Deposits - Additional Information (Detail) | 6 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2024 USD ($) | Jun. 30, 2024 CAD ($) | Jun. 30, 2023 USD ($) | Dec. 31, 2023 CAD ($) | Jun. 30, 2024 CAD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2023 CAD ($)
Cash and Cash Equivalents [Abstract] |  |  |  |  |  |  |
Principal deposits | $ 7,174,155 | $ 9,773,265 | $ 61,206,377 | $ 141,712,275 |  |  |
Principal redemptions | 25,269,499 | $ 34,206,424 | $ 76,368,926 | $ 171,032,104 |  |  |
Deposits, interest bearing | $ 57,138,963 |  |  |  | $ 78,186,101 | $ 77,824,405 | $ 102,619,260
Annual nominal rate | 2.51% |  |  |  | 2.51% |  |

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