Digital assets - Additional Information (Details) |
6 Months Ended | |||
|---|---|---|---|---|
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Jun. 01, 2026
USD ($)
Bitcoin
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Jun. 30, 2026
USD ($)
Btcoin
Bitcoin
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Jun. 30, 2025
USD ($)
|
Dec. 31, 2025
USD ($)
Btcoin
|
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| Indefinite-Lived Intangible Assets [Line Items] | ||||
| Number of bitcoin held | Btcoin | 271 | 1,606 | ||
| Aggregate cost of bitcoin | $ 25,700,000 | $ 118,800,000 | ||
| Proceeds from sale of treasury stock | $ 44,700,000 | |||
| Repayments of lines of credit | 20,000,000 | $ 0 | ||
| Bitcoin [Member] | ||||
| Indefinite-Lived Intangible Assets [Line Items] | ||||
| Proceeds from sale of treasury stock | $ 44,700,000 | |||
| Number of bitcoins sold | Bitcoin | 632 | 632 | ||
| Repayments of lines of credit | $ 20,000,000 | $ 20,000,000 | ||
| Unrestricted cash | $ 24,700,000 | |||
| X | ||||||||||
- Definition Number of bitcoins sold. No definition available.
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- Definition Cost of crypto asset. Excludes crypto asset held for platform user. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Cost of crypto asset not subject to contractual sale restriction. Excludes crypto asset held for platform user. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Number of restricted and unrestricted crypto asset units held. Excludes crypto asset units held for platform user. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The cash inflow from the issuance of an equity stock that has been previously reacquired by the entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Details
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