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Derivative Instruments - Summary of Average Monthly Notional Value of Future Contracts Outstanding (Detail) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Weighted Average [Member] | Currency Futures Contracts [Member]        
Derivative [Line Items]        
Average Notional Value - Long $ 1,376,440,071 $ 388,274,250 $ 1,115,611,156 $ 380,764,290