v3.26.1
Note 1 - Organization (Details Textual)
$ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
Feb. 20, 2026
Jan. 16, 2026
USD ($)
shares
Jul. 27, 2026
USD ($)
shares
Jun. 30, 2026
USD ($)
shares
Mar. 31, 2025
USD ($)
Jun. 30, 2026
USD ($)
shares
Jun. 30, 2025
USD ($)
Dec. 31, 2025
Stock Issued In Connection with Exercise of Warrants, Value       $ 24,423 $ 614      
Proceeds from Issuance of Warrants           $ 25,001 $ 0  
Digital Assets Received in Exchange for Pre-Funded Warrants           $ 109,031 $ 0  
Crypto Asset, Number of Units       2,286,511,374   2,286,511,374   0
Number of Reportable Segments       1        
Number of Operating Segments       1        
Reverse Stock Split [Member]                
Stockholders' Equity Note, Stock Split, Conversion Ratio 5         5    
SKY Tokens and Stablecoins [Member]                
Digital Assets Received in Exchange for Pre-Funded Warrants   $ 109,000            
SKY Tokens [Member]                
Crypto Asset, Number of Units       2,286,511,374   2,286,511,374    
Crypto Asset, Percent of Total Supply       10.00%   10.00%    
January 2026 Private Placement [Member]                
Proceeds from Issuance of Warrants   $ 25,000            
At the Market Offering Agreement [Member]                
Common Stock Available for Issuance       $ 84,500   $ 84,500    
Stock Issued During Period, Shares, New Issues | shares       1,258,934   2,693,853    
Proceeds from Issuance or Sale of Equity       $ 1,900   $ 15,500    
At the Market Offering Agreement [Member] | Subsequent Event [Member]                
Common Stock Available for Issuance     $ 84,500          
Stock Issued During Period, Shares, New Issues | shares     24,714          
Proceeds from Issuance or Sale of Equity     $ 26,000          
The January 2026 Warrants [Member]                
Stock Issued In Connection with Exercise of Warrants, Shares | shares   167,539,227            
Stock Issued In Connection with Exercise of Warrants, Value   $ 134,000