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Note 2 - Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2025
Notes Tables  
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
  

As of

 
  

September 30,

 
  

2025

  

2024

 

Unvested restricted stock units/awards

  532   851 

Deferred stock units

  235,000   235,000 

Warrants

  1,476,200   1,476,200 

Options

  256,474   256,474 

Class A Preferred shares(1)

  222   222 

Total potential dilutive effect

  1,968,428   1,968,747