Annual report [Section 13 and 15(d), not S-K Item 405]

Note 7 - Stockholders' Equity - Restricted Stock Unit and Award Activity (Details)

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Note 7 - Stockholders' Equity - Restricted Stock Unit and Award Activity (Details) - $ / shares
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Unvested balance (in shares) 1,311 177  
Unvested balance, Weighted average grant date fair value (in dollars per share) $ 197.19 $ 912.75  
Granted (in shares) 235,000 1,134  
Granted, Weighted average grant date fair value (in dollars per share) $ 2.46 $ 85.5  
Forfeited (in shares)   0  
Forfeited, Weighted average grant date fair value (in dollars per share)     $ 0
Vested (in shares) (283) 0  
Vested, Weighted average grant date fair value (in dollars per share) $ 85.5   $ 0
Unvested balance (in shares) 236,028 1,311 177
Unvested balance, Weighted average grant date fair value (in dollars per share) $ 3.44 $ 197.19 $ 912.75