v3.25.4
Note 4 - Digital Assets Sales - Disaggregation of Digital Assets Sales (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Statement Line Items [Line Items]      
Total Digital asset sales $ 244,811,387 $ 250,201,282 $ 116,492,159
On the exchange [member]      
Statement Line Items [Line Items]      
Total Digital asset sales 244,414,963 250,179,460 115,607,215
On the exchange [member] | Foreign countries [member]      
Statement Line Items [Line Items]      
Total Digital asset sales 90,018,294 49,631,807 10,315,873
On the exchange [member] | UNITED KINGDOM      
Statement Line Items [Line Items]      
Total Digital asset sales 72,492,926 74,295,884 38,127,807
On the exchange [member] | CAYMAN ISLANDS      
Statement Line Items [Line Items]      
Total Digital asset sales 46,923,742   14,377,101
On the exchange [member] | VIRGIN ISLANDS, BRITISH      
Statement Line Items [Line Items]      
Total Digital asset sales 34,980,001 35,270,979 15,305,642
On the exchange [member] | SINGAPORE      
Statement Line Items [Line Items]      
Total Digital asset sales   90,980,790 13,786,923
On the exchange [member] | NETHERLANDS      
Statement Line Items [Line Items]      
Total Digital asset sales     23,693,869
On other venues [member]      
Statement Line Items [Line Items]      
Total Digital asset sales [1] $ 396,424 $ 21,822 $ 884,944
[1] Other venues means other exchanges or over-the-counter brokers that were used to purchase or sell digital assets.