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Summary of Significant Accounting Policies - Additional Information (Detail)
 1 Months Ended 3 Months Ended 9 Months Ended
Oct. 07, 2025
USD ($)
$ / shares
Sep. 30, 2025
Sep. 30, 2025
USD ($)
$ / shares
Sep. 30, 2024
USD ($)
$ / shares
Sep. 30, 2025
USD ($)
Segment
$ / shares
Sep. 30, 2024
USD ($)
$ / shares
Accounting Policies [Line Items]            
Number of operating segments | Segment         1  
Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description         the Trust's chief operating decision maker (“CODM”), assessing performance and making decisions about resource allocation.  
Segment Reporting, Expense Information Used by CODM, Description         The CODM monitors the operating results as a whole and the Trust's long-term strategic asset allocation is determined in accordance with the terms of its prospectus based on a defined investment strategy. The financial information provided to and reviewed by the CODM is consistent with that presented in the Trust's financial statements.  
Rate of distribution per share | $ / shares     $ 0.09 $ 0.36 $ 0.32 $ 1.25
Total distribution $ 32,578   $ 121,922 $ 311,157 $ 375,125 $ 1,080,512
Provision for federal income taxes         $ 0  
Minimum days required to stay for tax liability         183 days  
Subsequent Event [Member]            
Accounting Policies [Line Items]            
Rate of distribution per share | $ / shares $ 0.02506          
O 2025 Q3 Dividends [Member]            
Accounting Policies [Line Items]            
Dividends payable, date of record   Oct. 01, 2025        
Dividends payable, date to be paid   Oct. 07, 2025        
Sponsor | Professional Fees Liability            
Accounting Policies [Line Items]            
Legal fees and expenses assumed         $ 100,000  
Excess amount of assumed audit fees and legal expenses         $ 100,000 $ 100,000