Debt (Details) - Coinshares International Limited [Member] SFr in Thousands, $ in Thousands	12 Months Ended
Dec. 31, 2025 USD ($)	Dec. 31, 2025 CHF (SFr)	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Debt (Details) [Line Items]
Loan balance	$ 28,100		$ 24,700	$ 29,500
Accrued interest	$ 57		$ 32	$ 51
Percentage of interest	0.00%	0.00%
Accrue interest rate	0.00%	0.00%
Percentage of repayment	3.50%	3.50%
Percentage of outstanding loan	2.40%	2.40%	2.90%	4.20%
Interest expense	$ 700		$ 700	$ 700
Loan outstanding	3,200
Accrued interest			0
Market value	$ 136,000		$ 145,800
Percentage of outstanding loan balance	10.00%	10.00%
Loan percentage	50.00%	50.00%
Legal fee	$ 27	SFr 25
Loan [Member]
Debt (Details) [Line Items]
Accrued interest	$ 29
Maximum [Member]
Debt (Details) [Line Items]
Percentage of interest	2.25%	2.25%
Loan percentage	30.00%	30.00%
Minimum [Member]
Debt (Details) [Line Items]
Percentage of interest	0.20%	0.20%
Loan percentage	20.00%	20.00%

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Increase for accrued, but unpaid interest on the debt instrument for the period.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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The amount of expense provided in the period for legal costs incurred on or before the balance sheet date pertaining to resolved, pending or threatened litigation, including arbitration and mediation proceedings.

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Cash payments for and related to principal collection on loans related to operating activities.

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