XML 43 R32.htm IDEA: XBRL DOCUMENT v3.25.0.1
Summary of Significant Accounting Policies - Schedule of Distributions Per General Share and Share (Detail) - USD ($)
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
General Shares [Member]      
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]      
Distributions per Share $ 2.55968 $ 2.23426 $ 0.21759
Distributions paid $ 102 $ 89 $ 9
Shares [Member]      
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]      
Distributions per Share $ 2.55968 $ 2.23426 $ 0.21759
Distributions paid $ 6,783,152 $ 6,702,780 $ 500,457