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Related Parties - Additional Information (Details)
12 Months Ended
Jun. 30, 2023
USD ($)
Right
shares
Jun. 30, 2022
USD ($)
Right
shares
Jun. 30, 2021
USD ($)
Right
Mar. 31, 2022
USD ($)
Mar. 02, 2022
USD ($)
Related Party Transaction [Line Items]          
Shares of the Trust, held by related parties | shares 1,126,498 1,296,956      
Number of incidental right held | Right 0 0      
Number of Incidental Rights distributed | Right 0 0 0    
Accrued and unpaid Sponsor's Fees $ 0 $ 0      
Additional trust expenses paid by sponsor $ 0 0 $ 0    
Amount of shares approved for purchase         $ 30,000,000
Sponsor's Parent | Coinbase Inc          
Related Party Transaction [Line Items]          
Percentage of minority interest owned 1.00%        
Sponsor          
Related Party Transaction [Line Items]          
Related party sponsor fee percentage 2.50%        
Related party maximum transaction in a fiscal year $ 600,000        
Sponsor's Fees incurred 2,816,045 $ 5,356,875 $ 4,039,320    
Non Sponsor Paid Expenses          
Related Party Transaction [Line Items]          
Related party maximum transaction in a fiscal year 600,000        
DCG          
Related Party Transaction [Line Items]          
Value of shares purchased       $ 1,800,000  
Value of shares purchased $ 0