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Schedule of information about Trust's assets and liabilities measured at fair value (Details) - USD ($)	Dec. 31, 2025	Dec. 31, 2024		Dec. 31, 2023	[1]
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
Total Investments	$ 505,489,906	$ 826,306,338	[1]
Bitcoin [Member]
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
Bitcoin	505,489,906	826,306,338
Fair Value, Inputs, Level 1 [Member]
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
Total Investments	505,489,906	826,306,338
Fair Value, Inputs, Level 1 [Member] | Bitcoin [Member]
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
Bitcoin	505,489,906	826,306,338
Fair Value, Inputs, Level 2 [Member]
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
Total Investments
Fair Value, Inputs, Level 2 [Member] | Bitcoin [Member]
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
Bitcoin
Fair Value, Inputs, Level 3 [Member]
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
Total Investments
Fair Value, Inputs, Level 3 [Member] | Bitcoin [Member]
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
Bitcoin
[1] The Trust did not hold bitcoin as of or prior to January 1, 2024

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- Definition

Fair value of crypto asset. Excludes crypto asset held for platform user.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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