v3.26.1
Additional Valuation Information - Summary of the Tiered Valuation Input Levels (Detail) - USD ($)
Jun. 30, 2026
Dec. 31, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Money Market Mutual Fund $ 436,604,450 $ 221,425,729
Total Investments in Securities 436,604,450  
Currency Futures Contracts 5,237,871 (751,465)
Total Investments 441,842,321 220,674,264
Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Money Market Mutual Fund 436,604,450 221,425,729
Total Investments in Securities 436,604,450  
Currency Futures Contracts 5,237,871 (751,465)
Total Investments $ 441,842,321 $ 220,674,264