v3.25.1
Derivative Instruments - Fair Value of Derivative Instruments (Detail) - Commodity Futures Contract [Member] - Not Designated as Hedging Instrument [Member] - USD ($)
Mar. 31, 2025
Dec. 31, 2024
Derivatives, Fair Value [Line Items]    
Assets $ 4,135,706 $ 1,510,293
Liabilities $ (874,888) $ (987,212)