v3.26.1
Organization - Additional Information (Details)
 3 Months Ended 6 Months Ended 9 Months Ended
Dec. 10, 2025
USD ($)
$ / shares
shares
Oct. 16, 2025
USD ($)
shares
Jun. 30, 2026
USD ($)
shares
Jun. 30, 2026
USD ($)
shares
Jun. 30, 2026
Creationbasket
shares
Organization [Line Items]          
Shares issued (in shares) | shares     50,000 535,000  
Stock issued | $     $ 419,598 $ 4,706,806  
Number of shares issued per Creation Basket | shares         5,000
Minimum number of Creation Baskets that can be purchased | Creationbasket         1
Redemption value | $     $ 278,498 $ 278,498  
Initial Seed Shares          
Organization [Line Items]          
Shares issued (in shares) | shares   4,000      
Stock issued | $   $ 100,000      
Share issued price per share | $ / shares $ 25        
Redemption value | $ $ 100,000        
Creation Baskets          
Organization [Line Items]          
Number of creation basket shares | shares 175,000        
Creation Baskets | Solana          
Organization [Line Items]          
Number of Solana, per share | $ / shares $ 13.837