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Additional Valuation Information - Summary of the Tiered Valuation Input Levels (Detail) - USD ($)
Dec. 31, 2025
Dec. 31, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
United States Treasury Obligations $ 0 $ 14,856,763
Money Market Mutual Fund 131,445,615 36,311,736
Total Investments in Securities   51,168,499
Currency Futures Contracts 503,597 (929,793)
Total Investments 131,949,212 50,238,706
Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Money Market Mutual Fund 131,445,615 36,311,736
Total Investments in Securities   36,311,736
Currency Futures Contracts 503,597 (929,793)
Total Investments $ 131,949,212 35,381,943
Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
United States Treasury Obligations   14,856,763
Total Investments in Securities   14,856,763
Total Investments   $ 14,856,763