Note 5 - Cost of Digital Assets Derecognized - Details of Cost of Digital Assets Derecognized (Details) - USD ($) $ in Thousands |
12 Months Ended | ||||
|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Statement Line Items [Line Items] | |||||
| Total Cost of digital assets derecognized | $ 244,733,087 | $ 250,104,770 | $ 116,419,218 | ||
| On the exchange [member] | |||||
| Statement Line Items [Line Items] | |||||
| Total Cost of digital assets derecognized | 244,336,500 | 250,082,963 | 115,536,178 | ||
| On other venues [member] | |||||
| Statement Line Items [Line Items] | |||||
| Total Cost of digital assets derecognized | [1] | $ 396,587 | $ 21,807 | $ 883,040 | |
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