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Concentration of Risk - Additional Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Coinbase Custody Trust Company, LLC
Concentration Risk [Line Items]
Fair value of bitcoins acquired	$ 3,381,406,113	$ 3,754,078,608

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- Definition

Fair value of bitcoins acquired.

+ References

No definition available.

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- Definition

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+ References

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