Additional Valuation Information - Summary of the Tiered Valuation Input Levels (Detail) - USD ($)	Mar. 31, 2022	Dec. 31, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
United States Treasury Obligations	$ 11,987,218	$ 17,000,743
Money Market Mutual Fund	33,478,674	31,507,548
Total Investments in Securities	45,465,892	48,508,291
Currency Futures Contracts	73,580	288,029
Total Investments	45,539,472	48,796,320
Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money Market Mutual Fund	33,478,674	31,507,548
Total Investments in Securities	33,478,674	31,507,548
Currency Futures Contracts	73,580	288,029
Total Investments	33,552,254	31,795,577
Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
United States Treasury Obligations	11,987,218	17,000,743
Total Investments in Securities	11,987,218	17,000,743
Total Investments	$ 11,987,218	$ 17,000,743