Contract assets.

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Represent the amount of contract liabilities deferred revenue and customer deposits.

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Crypto asset received LsETH.

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Recognized a realized gain.

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Amount, before accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer.

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Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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Revenue (Details)	3 Months Ended		9 Months Ended		12 Months Ended
Revenue (Details)	Sep. 30, 2026 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2026 USD ($)	Sep. 30, 2025 USD ($)	Dec. 31, 2025 USD ($) ETH	Jul. 31, 2025 ETH
Revenue [Line Items]
Generated income	$ 27,067,000	$ 30,465,000	$ 87,106,000	$ 81,223,000
Capitalized costs	24,200,000		24,200,000		$ 25,200,000
Outstanding commission expense payable			12,100,000		13,700,000
Contract liabilities	$ 154,100,000		154,100,000		7,700,000
Contract assets
Liquid Staking [Member]
Revenue [Line Items]
Number of crypto units staked (in ETH) \| ETH						5,120
Generated income				$ 200
Native Staking [Member] \| Ethereum blockchain [Member]
Revenue [Line Items]
Number of crypto units staked (in ETH)	74,235		74,235		138,263
ETH staking [Member]
Revenue [Line Items]
Number of crypto units staked (in ETH)	1,863.2	1,022.1	1,863.2	1,022.1
Crypto asset fair value	$ 4,200,000	$ 3,600,000	$ 4,200,000	$ 3,600,000
Received LsETH			66,192
Recognized realized gain			$ 13,800,000
ETH staking business [Member]
Revenue [Line Items]
Number of crypto units staked (in ETH)	73,235		73,235
Contract [Member]
Revenue [Line Items]
Beginning balance of contract liabilities	$ 1,100,000	$ 3,800,000	$ 2,400,000	$ 26,300,000